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CERTFR-2026-AVI-0210
Vulnerability from certfr_avis
De multiples vulnérabilités ont été découvertes dans Cisco Catalyst SD-WAN. Certaines d'entre elles permettent à un attaquant de provoquer une exécution de code arbitraire à distance, une élévation de privilèges et une atteinte à la confidentialité des données.
Cisco indique que la vulnérabilité CVE-2026-20127 est activement exploitée.
Solutions
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
Cisco indique que la publication de la version corrective 20.9.8.2 pour Catalyst SD-WAN et Catalyst SD-WAN Manager est prévue le 27 février 2026. Les versions 20.11.x, 20.13.x, 20.14.x et 20.16.x sont affectées par les vulnérabilités mais ne bénéficieront pas de correctifs de sécurité car elles ont atteint la fin de période de maintenance. Le CERT-FR recommande de migrer vers une version maintenue et avec les derniers correctifs de sécurité.
L'éditeur précise aussi que la solution Cisco SD-WAN a été renommée Cisco Catalyst SD-WAN. Les avis éditeurs indiquent également d'autres changements de noms pour les composants de cette solution.
| Vendor | Product | Description | ||
|---|---|---|---|---|
| Cisco | Catalyst SD-WAN | Catalyst SD-WAN et Catalyst SD-WAN Manager versions antérieures à 20.9.8.2 | ||
| Cisco | Catalyst SD-WAN | Catalyst SD-WAN et Catalyst SD-WAN Manager versions 20.12.6.x antérieures à 20.12.6.1 | ||
| Cisco | Catalyst SD-WAN | Catalyst SD-WAN et Catalyst SD-WAN Manager versions 20.15.x antérieures à 20.15.4.2 | ||
| Cisco | Catalyst SD-WAN | Catalyst SD-WAN et Catalyst SD-WAN Manager versions 20.18.x antérieures à 20.18.2.1 | ||
| Cisco | Catalyst SD-WAN | Catalyst SD-WAN et Catalyst SD-WAN Manager versions 20.12.5.x antérieures à 20.12.5.3 |
| Title | Publication Time | Tags | ||||||
|---|---|---|---|---|---|---|---|---|
|
||||||||
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [
{
"description": "Catalyst SD-WAN et Catalyst SD-WAN Manager versions ant\u00e9rieures \u00e0 20.9.8.2",
"product": {
"name": "Catalyst SD-WAN",
"vendor": {
"name": "Cisco",
"scada": false
}
}
},
{
"description": "Catalyst SD-WAN et Catalyst SD-WAN Manager versions 20.12.6.x ant\u00e9rieures \u00e0 20.12.6.1",
"product": {
"name": "Catalyst SD-WAN",
"vendor": {
"name": "Cisco",
"scada": false
}
}
},
{
"description": "Catalyst SD-WAN et Catalyst SD-WAN Manager versions 20.15.x ant\u00e9rieures \u00e0 20.15.4.2",
"product": {
"name": "Catalyst SD-WAN",
"vendor": {
"name": "Cisco",
"scada": false
}
}
},
{
"description": "Catalyst SD-WAN et Catalyst SD-WAN Manager versions 20.18.x ant\u00e9rieures \u00e0 20.18.2.1",
"product": {
"name": "Catalyst SD-WAN",
"vendor": {
"name": "Cisco",
"scada": false
}
}
},
{
"description": "Catalyst SD-WAN et Catalyst SD-WAN Manager versions 20.12.5.x ant\u00e9rieures \u00e0 20.12.5.3",
"product": {
"name": "Catalyst SD-WAN",
"vendor": {
"name": "Cisco",
"scada": false
}
}
}
],
"affected_systems_content": "Cisco indique que la publication de la version corrective 20.9.8.2 pour Catalyst SD-WAN et Catalyst SD-WAN Manager est pr\u00e9vue le 27 f\u00e9vrier 2026. Les versions 20.11.x, 20.13.x, 20.14.x et 20.16.x sont affect\u00e9es par les vuln\u00e9rabilit\u00e9s mais ne b\u00e9n\u00e9ficieront pas de correctifs de s\u00e9curit\u00e9 car elles ont atteint la fin de p\u00e9riode de maintenance. Le CERT-FR recommande de migrer vers une version maintenue et avec les derniers correctifs de s\u00e9curit\u00e9.\n\nL\u0027\u00e9diteur pr\u00e9cise aussi que la solution Cisco SD-WAN a \u00e9t\u00e9 renomm\u00e9e Cisco Catalyst SD-WAN. Les avis \u00e9diteurs indiquent \u00e9galement d\u0027autres changements de noms pour les composants de cette solution. ",
"content": "## Solutions\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des correctifs (cf. section Documentation).",
"cves": [
{
"name": "CVE-2026-20126",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-20126"
},
{
"name": "CVE-2026-20128",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-20128"
},
{
"name": "CVE-2026-20122",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-20122"
},
{
"name": "CVE-2026-20129",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-20129"
},
{
"name": "CVE-2026-20127",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-20127"
},
{
"name": "CVE-2026-20133",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-20133"
}
],
"initial_release_date": "2026-02-25T00:00:00",
"last_revision_date": "2026-02-25T00:00:00",
"links": [],
"reference": "CERTFR-2026-AVI-0210",
"revisions": [
{
"description": "Version initiale",
"revision_date": "2026-02-25T00:00:00.000000"
}
],
"risks": [
{
"description": "Ex\u00e9cution de code arbitraire \u00e0 distance"
},
{
"description": "Atteinte \u00e0 l\u0027int\u00e9grit\u00e9 des donn\u00e9es"
},
{
"description": "Contournement de la politique de s\u00e9curit\u00e9"
},
{
"description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
},
{
"description": "\u00c9l\u00e9vation de privil\u00e8ges"
}
],
"summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans Cisco Catalyst SD-WAN. Certaines d\u0027entre elles permettent \u00e0 un attaquant de provoquer une ex\u00e9cution de code arbitraire \u00e0 distance, une \u00e9l\u00e9vation de privil\u00e8ges et une atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es.\n\nCisco indique que la vuln\u00e9rabilit\u00e9 CVE-2026-20127 est activement exploit\u00e9e.",
"title": "Multiples vuln\u00e9rabilit\u00e9s dans Cisco Catalyst SD-WAN",
"vendor_advisories": [
{
"published_at": "2026-02-25",
"title": "Bulletin de s\u00e9curit\u00e9 Cisco cisco-sa-sdwan-authbp-qwCX8D4v",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-authbp-qwCX8D4v"
},
{
"published_at": "2026-02-25",
"title": "Bulletin de s\u00e9curit\u00e9 Cisco cisco-sa-sdwan-rpa-EHchtZk",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-rpa-EHchtZk"
}
]
}
CVE-2026-20126 (GCVE-0-2026-20126)
Vulnerability from cvelistv5
- CWE-648 - Incorrect Use of Privileged APIs
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Cisco | Cisco Catalyst SD-WAN Manager |
Version: 20.1.12 Version: 19.2.1 Version: 18.4.4 Version: 18.4.5 Version: 20.1.1.1 Version: 20.1.1 Version: 19.3.0 Version: 19.2.2 Version: 19.2.099 Version: 18.3.6 Version: 18.3.7 Version: 19.2.0 Version: 18.3.8 Version: 19.0.0 Version: 19.1.0 Version: 18.4.302 Version: 18.4.303 Version: 19.2.097 Version: 19.2.098 Version: 17.2.10 Version: 18.3.6.1 Version: 19.0.1a Version: 18.2.0 Version: 18.4.3 Version: 18.4.1 Version: 17.2.8 Version: 18.3.3.1 Version: 18.4.0 Version: 18.3.1 Version: 17.2.6 Version: 17.2.9 Version: 18.3.4 Version: 17.2.5 Version: 18.3.1.1 Version: 18.3.5 Version: 18.4.0.1 Version: 18.3.3 Version: 17.2.7 Version: 17.2.4 Version: 18.3.0 Version: 19.2.3 Version: 18.4.501_ES Version: 20.3.1 Version: 20.1.2 Version: 19.2.929 Version: 19.2.31 Version: 20.3.2 Version: 19.2.32 Version: 20.3.2_925 Version: 20.3.2.1 Version: 20.3.2.1_927 Version: 18.4.6 Version: 20.1.2_937 Version: 20.4.1 Version: 20.3.2_928 Version: 20.3.2_929 Version: 20.4.1.0.1 Version: 20.3.2.1_930 Version: 19.2.4 Version: 20.5.0.1.1 Version: 20.4.1.1 Version: 20.3.3 Version: 19.2.4.0.1 Version: 20.3.2_937 Version: 20.3.3.1 Version: 20.5.1 Version: 20.1.3 Version: 20.3.3.0.4 Version: 20.3.3.1.2 Version: 20.3.3.1.1 Version: 20.4.1.2 Version: 20.3.3.0.2 Version: 20.4.1.1.5 Version: 20.4.1.0.01 Version: 20.4.1.0.02 Version: 20.3.3.1.7 Version: 20.3.3.1.5 Version: 20.5.1.0.1 Version: 20.3.3.1.10 Version: 20.3.3.0.8 Version: 20.4.2 Version: 20.4.2.0.1 Version: 20.3.4 Version: 20.3.3.0.14 Version: 19.2.4.0.8 Version: 19.2.4.0.9 Version: 20.3.4.0.1 Version: 20.3.2.0.5 Version: 20.6.1 Version: 20.5.1.0.2 Version: 20.3.3.0.17 Version: 20.6.1.1 Version: 20.6.0.18.3 Version: 20.3.2.0.6 Version: 20.6.0.18.4 Version: 20.4.2.0.2 Version: 20.3.3.0.16 Version: 20.3.4.0.5 Version: 20.6.1.0.1 Version: 20.3.4.0.6 Version: 20.6.2 Version: 20.7.1EFT2 Version: 20.3.4.0.9 Version: 20.3.4.0.11 Version: 20.4.2.0.4 Version: 20.3.3.0.18 Version: 20.7.1 Version: 20.6.2.1 Version: 20.3.4.1 Version: 20.5.1.1 Version: 20.4.2.1 Version: 20.4.2.1.1 Version: 20.3.4.1.1 Version: 20.3.813 Version: 20.3.4.0.19 Version: 20.4.2.2.1 Version: 20.5.1.2 Version: 20.3.4.2 Version: 20.3.814 Version: 20.4.2.2 Version: 20.6.2.2 Version: 20.3.4.2.1 Version: 20.7.1.1 Version: 20.3.4.1.2 Version: 20.6.2.2.2 Version: 20.3.4.0.20 Version: 20.6.2.2.3 Version: 20.4.2.2.2 Version: 20.3.5 Version: 20.6.2.0.4 Version: 20.4.2.2.3 Version: 20.3.4.0.24 Version: 20.6.2.2.7 Version: 20.6.3 Version: 20.3.4.2.2 Version: 20.4.2.2.4 Version: 20.7.1.0.2 Version: 20.8.1 Version: 20.3.5.0.8 Version: 20.3.5.0.9 Version: 20.4.2.2.8 Version: 20.3.5.0.7 Version: 20.6.3.0.7 Version: 20.6.3.0.5 Version: 20.6.3.0.10 Version: 20.6.3.0.2 Version: 20.7.2 Version: 20.9.1EFT2 Version: 20.6.3.0.11 Version: 20.6.3.1 Version: 20.6.3.0.14 Version: 20.6.4 Version: 20.9.1 Version: 20.6.3.0.19 Version: 20.6.3.0.18 Version: 20.3.6 Version: 20.9.1.1 Version: 20.6.3.0.23 Version: 20.6.4.0.4 Version: 20.6.3.0.25 Version: 20.6.5 Version: 20.6.3.0.27 Version: 20.9.2 Version: 20.9.2.1 Version: 20.6.3.0.29 Version: 20.6.3.0.31 Version: 20.6.3.0.32 Version: 20.10.1 Version: 20.6.3.0.33 Version: 20.9.2.0.01 Version: 20.9.1_LI_Images Version: 20.10.1_LI_Images Version: 20.9.2_LI_Images Version: 20.3.7 Version: 20.9.3 Version: 20.6.5.1 Version: 20.11.1 Version: 20.11.1_LI_Images Version: 20.9.3_LI_ Images Version: 20.6.3.1.1 Version: 20.9.3.0.2 Version: 20.6.5.1.2 Version: 20.9.3.0.3 Version: 20.4.2.3 Version: 20.6.3.2 Version: 20.6.4.1 Version: 20.6.3.0.38 Version: 20.6.3.0.39 Version: 20.3.5.1 Version: 20.3.4.3 Version: 20.9.3.1 Version: 20.3.3.2 Version: 20.6.5.2 Version: 20.3.7.1 Version: 20.10.1.1 Version: 20.6.5.2.1 Version: 20.3.4.0.25 Version: 20.6.2.2.4 Version: 20.6.1.2 Version: 20.11.1.1 Version: 20.9.3.0.5 Version: 20.3.4.0.26 Version: 20.6.5.1.3 Version: 20.6.3.0.40 Version: 20.1.3.1 Version: 20.9.2.2 Version: 20.6.5.2.3 Version: 20.6.5.1.4 Version: 20.6.5.3 Version: 20.6.3.0.41 Version: 20.9.3.0.7 Version: 20.6.5.1.5 Version: 20.9.3.0.4 Version: 20.6.4.0.19 Version: 20.6.5.1.6 Version: 20.9.3.0.8 Version: 20.6.3.3 Version: 20.3.7.2 Version: 20.6.5.4 Version: 20.6.5.1.7 Version: 20.9.3.0.12 Version: 20.6.4.2 Version: 20.6.5.5 Version: 20.9.3.2 Version: 20.11.1.2 Version: 20.6.3.4 Version: 20.10.1.2 Version: 20.6.5.1.9 Version: 20.9.3.0.16 Version: 20.6.3.0.45 Version: 20.6.5.1.10 Version: 20.9.3.0.17 Version: 20.6.5.2.4 Version: 20.6.4.0.21 Version: 20.9.3.0.18 Version: 20.6.3.0.46 Version: 20.6.3.0.47 Version: 20.9.2.3 Version: 20.9.3.2_LI_Images Version: 20.9.3.0.21 Version: 20.9.3.0.20 Version: 20.9.4_LI_Images Version: 20.9.4 Version: 20.6.5.1.11 Version: 20.12.1 Version: 20.12.1_LI_Images Version: 20.6.5.1.13 Version: 20.9.3.0.23 Version: 20.6.5.2.8 Version: 20.9.4.1 Version: 20.9.4.1_LI_Images Version: 20.9.3.0.25 Version: 20.9.3.0.24 Version: 20.6.5.1.14 Version: 20.3.8 Version: 20.6.6 Version: 20.9.3.0.26 Version: 20.6.3.0.51 Version: 20.9.3.0.29 Version: 20.12.2 Version: 20.12.2_LI_Images Version: 20.6.6.0.1 Version: 20.13.1_LI_Images Version: 20.9.4.0.4 Version: 20.13.1 Version: 20.9.4.1.1 Version: 20.9.5 Version: 20.9.5_LI_Images Version: 20.12.3_LI_Images Version: 20.12.3 Version: 20.9.4.1.3 Version: 20.6.7 Version: 20.9.5.1 Version: 20.9.5.1_LI_Images Version: 20.9.4.1.6 Version: 20.14.1 Version: 20.14.1_LI_Images Version: 20.9.5.2 Version: 20.9.5.2.1 Version: 20.9.5.2_LI_Images Version: 20.12.3.1 Version: 20.12.4 Version: 20.15.1_LI_Images Version: 20.15.1 Version: 20.9.5.1.4 Version: 20.9.5.2.7 Version: 20.9.5.2.13 Version: 20.9.6 Version: 20.9.6_LI_Images Version: 20.9.5.2.14 Version: 20.6.8 Version: 20.12.4.0.03 Version: 20.16.1 Version: 20.16.1_LI_Images Version: 20.12.4_LI_Images Version: 20.9.5.2.16 Version: 20.12.4.0.4 Version: 20.12.401 Version: 20.9.5.3 Version: 20.9.5.3_LI_Images Version: 20.12.4.1_LI_Images Version: 20.12.4.1 Version: 20.9.5.2.21 Version: 20.9.6.0.3 Version: 20.12.4.0.6 Version: 20.15.2_LI_Images Version: 20.15.2 Version: 20.12.4_Monthly_ES5 Version: 20.12.5 Version: 20.12.5_LI_Images Version: 20.9.7_LI _Images Version: 20.9.7 Version: 20.15.3 Version: 20.15.3_ LI _Images Version: 20.12.501 Version: 20.12.5.1_LI_Images Version: 20.12.5.1 Version: 20.12.5.2_LI_Images Version: 20.12.5.2 Version: 20.15.3.1 Version: 20.15.4_LI_Images Version: 20.15.4 Version: 20.9.7.1_LI _Images Version: 20.9.7.1 Version: 20.18.1 Version: 20.18.1_LI_Images Version: 20.12.6_LI_Images Version: 20.12.6 Version: 20.12.5.1.01 Version: 20.9.8 Version: 20.9.8_LI_Images Version: 20.18.2 Version: 20.15.4.1_LI_Images Version: 20.15.4.1 Version: 20.18.2_LI_Images |
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-20126",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-02-26T04:56:09.308176Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-02-26T14:44:06.591Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unknown",
"product": "Cisco Catalyst SD-WAN Manager",
"vendor": "Cisco",
"versions": [
{
"status": "affected",
"version": "20.1.12"
},
{
"status": "affected",
"version": "19.2.1"
},
{
"status": "affected",
"version": "18.4.4"
},
{
"status": "affected",
"version": "18.4.5"
},
{
"status": "affected",
"version": "20.1.1.1"
},
{
"status": "affected",
"version": "20.1.1"
},
{
"status": "affected",
"version": "19.3.0"
},
{
"status": "affected",
"version": "19.2.2"
},
{
"status": "affected",
"version": "19.2.099"
},
{
"status": "affected",
"version": "18.3.6"
},
{
"status": "affected",
"version": "18.3.7"
},
{
"status": "affected",
"version": "19.2.0"
},
{
"status": "affected",
"version": "18.3.8"
},
{
"status": "affected",
"version": "19.0.0"
},
{
"status": "affected",
"version": "19.1.0"
},
{
"status": "affected",
"version": "18.4.302"
},
{
"status": "affected",
"version": "18.4.303"
},
{
"status": "affected",
"version": "19.2.097"
},
{
"status": "affected",
"version": "19.2.098"
},
{
"status": "affected",
"version": "17.2.10"
},
{
"status": "affected",
"version": "18.3.6.1"
},
{
"status": "affected",
"version": "19.0.1a"
},
{
"status": "affected",
"version": "18.2.0"
},
{
"status": "affected",
"version": "18.4.3"
},
{
"status": "affected",
"version": "18.4.1"
},
{
"status": "affected",
"version": "17.2.8"
},
{
"status": "affected",
"version": "18.3.3.1"
},
{
"status": "affected",
"version": "18.4.0"
},
{
"status": "affected",
"version": "18.3.1"
},
{
"status": "affected",
"version": "17.2.6"
},
{
"status": "affected",
"version": "17.2.9"
},
{
"status": "affected",
"version": "18.3.4"
},
{
"status": "affected",
"version": "17.2.5"
},
{
"status": "affected",
"version": "18.3.1.1"
},
{
"status": "affected",
"version": "18.3.5"
},
{
"status": "affected",
"version": "18.4.0.1"
},
{
"status": "affected",
"version": "18.3.3"
},
{
"status": "affected",
"version": "17.2.7"
},
{
"status": "affected",
"version": "17.2.4"
},
{
"status": "affected",
"version": "18.3.0"
},
{
"status": "affected",
"version": "19.2.3"
},
{
"status": "affected",
"version": "18.4.501_ES"
},
{
"status": "affected",
"version": "20.3.1"
},
{
"status": "affected",
"version": "20.1.2"
},
{
"status": "affected",
"version": "19.2.929"
},
{
"status": "affected",
"version": "19.2.31"
},
{
"status": "affected",
"version": "20.3.2"
},
{
"status": "affected",
"version": "19.2.32"
},
{
"status": "affected",
"version": "20.3.2_925"
},
{
"status": "affected",
"version": "20.3.2.1"
},
{
"status": "affected",
"version": "20.3.2.1_927"
},
{
"status": "affected",
"version": "18.4.6"
},
{
"status": "affected",
"version": "20.1.2_937"
},
{
"status": "affected",
"version": "20.4.1"
},
{
"status": "affected",
"version": "20.3.2_928"
},
{
"status": "affected",
"version": "20.3.2_929"
},
{
"status": "affected",
"version": "20.4.1.0.1"
},
{
"status": "affected",
"version": "20.3.2.1_930"
},
{
"status": "affected",
"version": "19.2.4"
},
{
"status": "affected",
"version": "20.5.0.1.1"
},
{
"status": "affected",
"version": "20.4.1.1"
},
{
"status": "affected",
"version": "20.3.3"
},
{
"status": "affected",
"version": "19.2.4.0.1"
},
{
"status": "affected",
"version": "20.3.2_937"
},
{
"status": "affected",
"version": "20.3.3.1"
},
{
"status": "affected",
"version": "20.5.1"
},
{
"status": "affected",
"version": "20.1.3"
},
{
"status": "affected",
"version": "20.3.3.0.4"
},
{
"status": "affected",
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],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability in Cisco Catalyst SD-WAN Manager could allow an authenticated, local attacker with low privileges to gain root privileges on the underlying operating system.\r\n\r\nThis vulnerability is due to an insufficient user authentication mechanism in the REST API. An attacker could exploit this vulnerability by sending a request to the REST API of the affected system. A successful exploit could allow the attacker to\u0026nbsp;gain root privileges on the underlying operating system."
}
],
"exploits": [
{
"lang": "en",
"value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerabilities that are described in CVE-2026-20133, CVE-2026-20126, and CVE-2026-20129.\r\n\r\nIn March 2026, the Cisco PSIRT became aware of active exploitation of the vulnerabilities that are described in CVE-2026-20128 and CVE-2026-20122 only. The vulnerabilities that are described in the other CVEs in this advisory are not known to have been compromised. Cisco strongly recommends that customers upgrade to a fixed software release to remediate these vulnerabilities."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"format": "cvssV3_1"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-648",
"description": "Incorrect Use of Privileged APIs",
"lang": "en",
"type": "cwe"
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}
],
"providerMetadata": {
"dateUpdated": "2026-03-20T21:48:28.435Z",
"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"shortName": "cisco"
},
"references": [
{
"name": "cisco-sa-sdwan-authbp-qwCX8D4v",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-authbp-qwCX8D4v"
}
],
"source": {
"advisory": "cisco-sa-sdwan-authbp-qwCX8D4v",
"defects": [
"CSCws93470"
],
"discovery": "INTERNAL"
},
"title": "Cisco Catalyst SD-WAN Manager Privilege Escalation Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"assignerShortName": "cisco",
"cveId": "CVE-2026-20126",
"datePublished": "2026-02-25T16:13:58.856Z",
"dateReserved": "2025-10-08T11:59:15.378Z",
"dateUpdated": "2026-03-20T21:48:28.435Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-20122 (GCVE-0-2026-20122)
Vulnerability from cvelistv5
- CWE-648 - Incorrect Use of Privileged APIs
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Cisco | Cisco Catalyst SD-WAN Manager |
Version: 20.1.12 Version: 19.2.1 Version: 18.4.4 Version: 18.4.5 Version: 20.1.1.1 Version: 20.1.1 Version: 19.3.0 Version: 19.2.2 Version: 19.2.099 Version: 18.3.6 Version: 18.3.7 Version: 19.2.0 Version: 18.3.8 Version: 19.0.0 Version: 19.1.0 Version: 18.4.302 Version: 18.4.303 Version: 19.2.097 Version: 19.2.098 Version: 17.2.10 Version: 18.3.6.1 Version: 19.0.1a Version: 18.2.0 Version: 18.4.3 Version: 18.4.1 Version: 17.2.8 Version: 18.3.3.1 Version: 18.4.0 Version: 18.3.1 Version: 17.2.6 Version: 17.2.9 Version: 18.3.4 Version: 17.2.5 Version: 18.3.1.1 Version: 18.3.5 Version: 18.4.0.1 Version: 18.3.3 Version: 17.2.7 Version: 17.2.4 Version: 18.3.0 Version: 19.2.3 Version: 18.4.501_ES Version: 20.3.1 Version: 20.1.2 Version: 19.2.929 Version: 19.2.31 Version: 20.3.2 Version: 19.2.32 Version: 20.3.2_925 Version: 20.3.2.1 Version: 20.3.2.1_927 Version: 18.4.6 Version: 20.1.2_937 Version: 20.4.1 Version: 20.3.2_928 Version: 20.3.2_929 Version: 20.4.1.0.1 Version: 20.3.2.1_930 Version: 19.2.4 Version: 20.5.0.1.1 Version: 20.4.1.1 Version: 20.3.3 Version: 19.2.4.0.1 Version: 20.3.2_937 Version: 20.3.3.1 Version: 20.5.1 Version: 20.1.3 Version: 20.3.3.0.4 Version: 20.3.3.1.2 Version: 20.3.3.1.1 Version: 20.4.1.2 Version: 20.3.3.0.2 Version: 20.4.1.1.5 Version: 20.4.1.0.01 Version: 20.4.1.0.02 Version: 20.3.3.1.7 Version: 20.3.3.1.5 Version: 20.5.1.0.1 Version: 20.3.3.1.10 Version: 20.3.3.0.8 Version: 20.4.2 Version: 20.4.2.0.1 Version: 20.3.4 Version: 20.3.3.0.14 Version: 19.2.4.0.8 Version: 19.2.4.0.9 Version: 20.3.4.0.1 Version: 20.3.2.0.5 Version: 20.6.1 Version: 20.5.1.0.2 Version: 20.3.3.0.17 Version: 20.6.1.1 Version: 20.6.0.18.3 Version: 20.3.2.0.6 Version: 20.6.0.18.4 Version: 20.4.2.0.2 Version: 20.3.3.0.16 Version: 20.3.4.0.5 Version: 20.6.1.0.1 Version: 20.3.4.0.6 Version: 20.6.2 Version: 20.7.1EFT2 Version: 20.3.4.0.9 Version: 20.3.4.0.11 Version: 20.4.2.0.4 Version: 20.3.3.0.18 Version: 20.7.1 Version: 20.6.2.1 Version: 20.3.4.1 Version: 20.5.1.1 Version: 20.4.2.1 Version: 20.4.2.1.1 Version: 20.3.4.1.1 Version: 20.3.813 Version: 20.3.4.0.19 Version: 20.4.2.2.1 Version: 20.5.1.2 Version: 20.3.4.2 Version: 20.3.814 Version: 20.4.2.2 Version: 20.6.2.2 Version: 20.3.4.2.1 Version: 20.7.1.1 Version: 20.3.4.1.2 Version: 20.6.2.2.2 Version: 20.3.4.0.20 Version: 20.6.2.2.3 Version: 20.4.2.2.2 Version: 20.3.5 Version: 20.6.2.0.4 Version: 20.4.2.2.3 Version: 20.3.4.0.24 Version: 20.6.2.2.7 Version: 20.6.3 Version: 20.3.4.2.2 Version: 20.4.2.2.4 Version: 20.7.1.0.2 Version: 20.8.1 Version: 20.3.5.0.8 Version: 20.3.5.0.9 Version: 20.4.2.2.8 Version: 20.3.5.0.7 Version: 20.6.3.0.7 Version: 20.6.3.0.5 Version: 20.6.3.0.10 Version: 20.6.3.0.2 Version: 20.7.2 Version: 20.9.1EFT2 Version: 20.6.3.0.11 Version: 20.6.3.1 Version: 20.6.3.0.14 Version: 20.6.4 Version: 20.9.1 Version: 20.6.3.0.19 Version: 20.6.3.0.18 Version: 20.3.6 Version: 20.9.1.1 Version: 20.6.3.0.23 Version: 20.6.4.0.4 Version: 20.6.3.0.25 Version: 20.6.5 Version: 20.6.3.0.27 Version: 20.9.2 Version: 20.9.2.1 Version: 20.6.3.0.29 Version: 20.6.3.0.31 Version: 20.6.3.0.32 Version: 20.10.1 Version: 20.6.3.0.33 Version: 20.9.2.0.01 Version: 20.9.1_LI_Images Version: 20.10.1_LI_Images Version: 20.9.2_LI_Images Version: 20.3.7 Version: 20.9.3 Version: 20.6.5.1 Version: 20.11.1 Version: 20.11.1_LI_Images Version: 20.9.3_LI_ Images Version: 20.6.3.1.1 Version: 20.9.3.0.2 Version: 20.6.5.1.2 Version: 20.9.3.0.3 Version: 20.4.2.3 Version: 20.6.3.2 Version: 20.6.4.1 Version: 20.6.3.0.38 Version: 20.6.3.0.39 Version: 20.3.5.1 Version: 20.3.4.3 Version: 20.9.3.1 Version: 20.3.3.2 Version: 20.6.5.2 Version: 20.3.7.1 Version: 20.10.1.1 Version: 20.6.5.2.1 Version: 20.3.4.0.25 Version: 20.6.2.2.4 Version: 20.6.1.2 Version: 20.11.1.1 Version: 20.9.3.0.5 Version: 20.3.4.0.26 Version: 20.6.5.1.3 Version: 20.6.3.0.40 Version: 20.1.3.1 Version: 20.9.2.2 Version: 20.6.5.2.3 Version: 20.6.5.1.4 Version: 20.6.5.3 Version: 20.6.3.0.41 Version: 20.9.3.0.7 Version: 20.6.5.1.5 Version: 20.9.3.0.4 Version: 20.6.4.0.19 Version: 20.6.5.1.6 Version: 20.9.3.0.8 Version: 20.6.3.3 Version: 20.3.7.2 Version: 20.6.5.4 Version: 20.6.5.1.7 Version: 20.9.3.0.12 Version: 20.6.4.2 Version: 20.6.5.5 Version: 20.9.3.2 Version: 20.11.1.2 Version: 20.6.3.4 Version: 20.10.1.2 Version: 20.6.5.1.9 Version: 20.9.3.0.16 Version: 20.6.3.0.45 Version: 20.6.5.1.10 Version: 20.9.3.0.17 Version: 20.6.5.2.4 Version: 20.6.4.0.21 Version: 20.9.3.0.18 Version: 20.6.3.0.46 Version: 20.6.3.0.47 Version: 20.9.2.3 Version: 20.9.3.2_LI_Images Version: 20.9.3.0.21 Version: 20.9.3.0.20 Version: 20.9.4_LI_Images Version: 20.9.4 Version: 20.6.5.1.11 Version: 20.12.1 Version: 20.12.1_LI_Images Version: 20.6.5.1.13 Version: 20.9.3.0.23 Version: 20.6.5.2.8 Version: 20.9.4.1 Version: 20.9.4.1_LI_Images Version: 20.9.3.0.25 Version: 20.9.3.0.24 Version: 20.6.5.1.14 Version: 20.3.8 Version: 20.6.6 Version: 20.9.3.0.26 Version: 20.6.3.0.51 Version: 20.9.3.0.29 Version: 20.12.2 Version: 20.12.2_LI_Images Version: 20.6.6.0.1 Version: 20.13.1_LI_Images Version: 20.9.4.0.4 Version: 20.13.1 Version: 20.9.4.1.1 Version: 20.9.5 Version: 20.9.5_LI_Images Version: 20.12.3_LI_Images Version: 20.12.3 Version: 20.9.4.1.3 Version: 20.6.7 Version: 20.9.5.1 Version: 20.9.5.1_LI_Images Version: 20.9.4.1.6 Version: 20.14.1 Version: 20.14.1_LI_Images Version: 20.9.5.2 Version: 20.9.5.2.1 Version: 20.9.5.2_LI_Images Version: 20.12.3.1 Version: 20.12.4 Version: 20.15.1_LI_Images Version: 20.15.1 Version: 20.9.5.1.4 Version: 20.9.5.2.7 Version: 20.9.5.2.13 Version: 20.9.6 Version: 20.9.6_LI_Images Version: 20.9.5.2.14 Version: 20.6.8 Version: 20.12.4.0.03 Version: 20.16.1 Version: 20.16.1_LI_Images Version: 20.12.4_LI_Images Version: 20.9.5.2.16 Version: 20.12.4.0.4 Version: 20.12.401 Version: 20.9.5.3 Version: 20.9.5.3_LI_Images Version: 20.12.4.1_LI_Images Version: 20.12.4.1 Version: 20.9.5.2.21 Version: 20.9.6.0.3 Version: 20.12.4.0.6 Version: 20.15.2_LI_Images Version: 20.15.2 Version: 20.12.4_Monthly_ES5 Version: 20.12.5 Version: 20.12.5_LI_Images Version: 20.9.7_LI _Images Version: 20.9.7 Version: 20.15.3 Version: 20.15.3_ LI _Images Version: 20.12.501 Version: 20.12.5.1_LI_Images Version: 20.12.5.1 Version: 20.12.5.2_LI_Images Version: 20.12.5.2 Version: 20.15.3.1 Version: 20.15.4_LI_Images Version: 20.15.4 Version: 20.9.7.1_LI _Images Version: 20.9.7.1 Version: 20.18.1 Version: 20.18.1_LI_Images Version: 20.12.6_LI_Images Version: 20.12.6 Version: 20.12.5.1.01 Version: 20.9.8 Version: 20.9.8_LI_Images Version: 20.18.2 Version: 20.15.4.1_LI_Images Version: 20.15.4.1 Version: 20.18.2_LI_Images |
{
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}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability in the API of Cisco Catalyst SD-WAN Manager could allow an authenticated, remote attacker to overwrite arbitrary files on the local file system. To exploit this vulnerability, the attacker must have valid read-only credentials with API access on the affected system.\r\n\r\nThis vulnerability is due to improper file handling on the API interface of an affected system. An attacker could exploit this vulnerability by uploading a malicious file on the local file system. A successful exploit could allow the attacker to overwrite arbitrary files on the affected system\u0026nbsp;and gain vmanage user privileges."
}
],
"exploits": [
{
"lang": "en",
"value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerabilities that are described in CVE-2026-20133, CVE-2026-20126, and CVE-2026-20129.\r\n\r\nIn March 2026, the Cisco PSIRT became aware of active exploitation of the vulnerabilities that are described in CVE-2026-20128 and CVE-2026-20122 only. The vulnerabilities that are described in the other CVEs in this advisory are not known to have been compromised. Cisco strongly recommends that customers upgrade to a fixed software release to remediate these vulnerabilities."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.4,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N",
"version": "3.1"
},
"format": "cvssV3_1"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-648",
"description": "Incorrect Use of Privileged APIs",
"lang": "en",
"type": "cwe"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-03-20T21:47:05.503Z",
"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"shortName": "cisco"
},
"references": [
{
"name": "cisco-sa-sdwan-authbp-qwCX8D4v",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-authbp-qwCX8D4v"
}
],
"source": {
"advisory": "cisco-sa-sdwan-authbp-qwCX8D4v",
"defects": [
"CSCws33584"
],
"discovery": "INTERNAL"
},
"title": "Cisco Catalyst SD-WAN Manager Arbitrary File Overwrite Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"assignerShortName": "cisco",
"cveId": "CVE-2026-20122",
"datePublished": "2026-02-25T16:14:21.256Z",
"dateReserved": "2025-10-08T11:59:15.377Z",
"dateUpdated": "2026-04-21T03:55:33.255Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-20129 (GCVE-0-2026-20129)
Vulnerability from cvelistv5
- CWE-287 - Improper Authentication
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Cisco | Cisco Catalyst SD-WAN Manager |
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{
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"options": [
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{
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{
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CVE-2026-20128 (GCVE-0-2026-20128)
Vulnerability from cvelistv5
- CWE-257 - Storing Passwords in a Recoverable Format
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Cisco | Cisco Catalyst SD-WAN Manager |
Version: 20.1.12 Version: 19.2.1 Version: 18.4.4 Version: 18.4.5 Version: 20.1.1.1 Version: 20.1.1 Version: 19.3.0 Version: 19.2.2 Version: 19.2.099 Version: 18.3.6 Version: 18.3.7 Version: 19.2.0 Version: 18.3.8 Version: 19.0.0 Version: 19.1.0 Version: 18.4.302 Version: 18.4.303 Version: 19.2.097 Version: 19.2.098 Version: 17.2.10 Version: 18.3.6.1 Version: 19.0.1a Version: 18.2.0 Version: 18.4.3 Version: 18.4.1 Version: 17.2.8 Version: 18.3.3.1 Version: 18.4.0 Version: 18.3.1 Version: 17.2.6 Version: 17.2.9 Version: 18.3.4 Version: 17.2.5 Version: 18.3.1.1 Version: 18.3.5 Version: 18.4.0.1 Version: 18.3.3 Version: 17.2.7 Version: 18.3.0 Version: 19.2.3 Version: 18.4.501_ES Version: 20.3.1 Version: 20.1.2 Version: 19.2.929 Version: 19.2.31 Version: 20.3.2 Version: 19.2.32 Version: 20.3.2.1 Version: 20.3.2.1_927 Version: 18.4.6 Version: 20.3.2_928 Version: 20.3.2_929 Version: 20.4.1.0.1 Version: 20.3.2.1_930 Version: 19.2.4 Version: 20.5.0.1.1 Version: 20.4.1.1 Version: 20.3.3 Version: 19.2.4.0.1 Version: 20.3.2_937 Version: 20.5.1 Version: 20.1.3 Version: 20.3.3.0.4 Version: 20.3.3.1.2 Version: 20.3.3.1.1 Version: 20.4.1.2 Version: 20.3.3.0.2 Version: 20.4.1.1.5 Version: 20.4.1.0.02 Version: 20.3.3.1.7 Version: 20.3.3.1.5 Version: 20.5.1.0.1 Version: 20.3.3.1.10 Version: 20.3.3.0.8 Version: 20.4.2 Version: 20.3.4 Version: 20.3.3.0.14 Version: 19.2.4.0.8 Version: 19.2.4.0.9 Version: 20.3.4.0.1 Version: 20.3.2.0.5 Version: 20.5.1.0.2 Version: 20.6.1.1 Version: 20.6.0.18.3 Version: 20.3.2.0.6 Version: 20.6.0.18.4 Version: 20.4.2.0.2 Version: 20.3.3.0.16 Version: 20.6.1.0.1 Version: 20.3.4.0.6 Version: 20.7.1EFT2 Version: 20.3.4.0.9 Version: 20.3.4.0.11 Version: 20.3.3.0.18 Version: 20.6.2.1 Version: 20.3.4.1 Version: 20.4.2.1 Version: 20.4.2.1.1 Version: 20.3.4.1.1 Version: 20.3.813 Version: 20.3.4.0.19 Version: 20.4.2.2.1 Version: 20.5.1.2 Version: 20.3.814 Version: 20.4.2.2 Version: 20.6.2.2 Version: 20.3.4.2.1 Version: 20.3.4.1.2 Version: 20.3.4.0.20 Version: 20.6.2.2.3 Version: 20.4.2.2.2 Version: 20.6.2.0.4 Version: 20.3.4.0.24 Version: 20.6.2.2.7 Version: 20.3.4.2.2 Version: 20.4.2.2.4 Version: 20.3.5.0.8 Version: 20.3.5.0.9 Version: 20.3.5.0.7 Version: 20.6.3.0.2 Version: 20.9.1EFT2 Version: 20.3.6 Version: 20.3.7 Version: 20.4.2.3 Version: 20.3.5.1 Version: 20.3.4.3 Version: 20.3.3.2 Version: 20.3.7.1 Version: 20.3.4.0.25 Version: 20.6.2.2.4 Version: 20.6.1.2 Version: 20.1.3.1 Version: 20.6.5.1.4 Version: 20.3.8 Version: 20.12.501 Version: 26.1.1 |
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"value": "A vulnerability in the Data Collection Agent (DCA) feature of Cisco Catalyst SD-WAN Manager could allow an unauthenticated, remote attacker to gain DCA user privileges on an affected system.\r\n\r\nThis vulnerability is due to the presence of a credential file for the DCA user on an affected system. An attacker could exploit this vulnerability by sending a crafted HTTP request and reading the file that contains the DCA password from that affected system. A successful exploit could allow the attacker to access another affected system and gain DCA user privileges.\r\nNote: Cisco Catalyst SD-WAN Manager releases 20.18 and later are not affected by this vulnerability."
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"value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerabilities that are described in CVE-2026-20133, CVE-2026-20126, and CVE-2026-20129.\r\n\r\nIn March 2026, the Cisco PSIRT became aware of active exploitation of the vulnerabilities that are described in CVE-2026-20128 and CVE-2026-20122 only. The vulnerabilities that are described in the other CVEs in this advisory are not known to have been compromised. Cisco strongly recommends that customers upgrade to a fixed software release to remediate these vulnerabilities."
}
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"defects": [
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"title": "Cisco Catalyst SD-WAN Manager Information Disclosure Vulnerability"
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CVE-2026-20127 (GCVE-0-2026-20127)
Vulnerability from cvelistv5
- CWE-287 - Improper Authentication
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Cisco | Cisco Catalyst SD-WAN Manager |
Version: 20.1.12 Version: 19.2.1 Version: 18.4.4 Version: 18.4.5 Version: 20.1.1.1 Version: 20.1.1 Version: 19.3.0 Version: 19.2.2 Version: 19.2.099 Version: 18.3.6 Version: 18.3.7 Version: 19.2.0 Version: 18.3.8 Version: 19.0.0 Version: 19.1.0 Version: 18.4.302 Version: 18.4.303 Version: 19.2.097 Version: 19.2.098 Version: 17.2.10 Version: 18.3.6.1 Version: 19.0.1a Version: 18.2.0 Version: 18.4.3 Version: 18.4.1 Version: 17.2.8 Version: 18.3.3.1 Version: 18.4.0 Version: 18.3.1 Version: 17.2.6 Version: 17.2.9 Version: 18.3.4 Version: 17.2.5 Version: 18.3.1.1 Version: 18.3.5 Version: 18.4.0.1 Version: 18.3.3 Version: 17.2.7 Version: 17.2.4 Version: 18.3.0 Version: 19.2.3 Version: 18.4.501_ES Version: 20.3.1 Version: 20.1.2 Version: 19.2.929 Version: 19.2.31 Version: 20.3.2 Version: 19.2.32 Version: 20.3.2_925 Version: 20.3.2.1 Version: 20.3.2.1_927 Version: 18.4.6 Version: 20.1.2_937 Version: 20.4.1 Version: 20.3.2_928 Version: 20.3.2_929 Version: 20.4.1.0.1 Version: 20.3.2.1_930 Version: 19.2.4 Version: 20.5.0.1.1 Version: 20.4.1.1 Version: 20.3.3 Version: 19.2.4.0.1 Version: 20.3.2_937 Version: 20.3.3.1 Version: 20.5.1 Version: 20.1.3 Version: 20.3.3.0.4 Version: 20.3.3.1.2 Version: 20.3.3.1.1 Version: 20.4.1.2 Version: 20.3.3.0.2 Version: 20.4.1.1.5 Version: 20.4.1.0.01 Version: 20.4.1.0.02 Version: 20.3.3.1.7 Version: 20.3.3.1.5 Version: 20.5.1.0.1 Version: 20.3.3.1.10 Version: 20.3.3.0.8 Version: 20.4.2 Version: 20.4.2.0.1 Version: 20.3.4 Version: 20.3.3.0.14 Version: 19.2.4.0.8 Version: 19.2.4.0.9 Version: 20.3.4.0.1 Version: 20.3.2.0.5 Version: 20.6.1 Version: 20.5.1.0.2 Version: 20.3.3.0.17 Version: 20.6.1.1 Version: 20.6.0.18.3 Version: 20.3.2.0.6 Version: 20.6.0.18.4 Version: 20.4.2.0.2 Version: 20.3.3.0.16 Version: 20.3.4.0.5 Version: 20.6.1.0.1 Version: 20.3.4.0.6 Version: 20.6.2 Version: 20.7.1EFT2 Version: 20.3.4.0.9 Version: 20.3.4.0.11 Version: 20.4.2.0.4 Version: 20.3.3.0.18 Version: 20.7.1 Version: 20.6.2.1 Version: 20.3.4.1 Version: 20.5.1.1 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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
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"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-20127"
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"title": "CISA ADP Vulnrichment"
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"value": "A vulnerability in the peering authentication in Cisco Catalyst SD-WAN Controller, formerly SD-WAN vSmart, and Cisco Catalyst SD-WAN Manager, formerly SD-WAN vManage, could allow an unauthenticated, remote attacker to bypass authentication and obtain administrative privileges on an affected system.\r\n\r\nThis vulnerability exists because the peering authentication mechanism in an affected system is not working properly. An attacker could exploit this vulnerability by sending crafted requests to an affected system. A successful exploit could allow the attacker to log in to an affected Cisco Catalyst SD-WAN Controller as an internal, high-privileged, non-root\u0026nbsp;user account. Using this account, the attacker could access NETCONF, which would then allow the attacker to manipulate network configuration for the SD-WAN fabric.\u0026nbsp;"
}
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"exploits": [
{
"lang": "en",
"value": "The Cisco PSIRT is aware of limited exploitation of this vulnerability. Cisco continues to strongly recommend that customers upgrade to a fixed software release to remediate this vulnerability."
}
],
"metrics": [
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"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 10,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
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"description": "Improper Authentication",
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"providerMetadata": {
"dateUpdated": "2026-02-25T16:18:10.274Z",
"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"shortName": "cisco"
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"references": [
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"name": "cisco-sa-sdwan-rpa-EHchtZk",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-rpa-EHchtZk"
}
],
"source": {
"advisory": "cisco-sa-sdwan-rpa-EHchtZk",
"defects": [
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],
"discovery": "INTERNAL"
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"title": "Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"assignerShortName": "cisco",
"cveId": "CVE-2026-20127",
"datePublished": "2026-02-25T16:14:20.137Z",
"dateReserved": "2025-10-08T11:59:15.379Z",
"dateUpdated": "2026-02-26T14:44:06.050Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-20133 (GCVE-0-2026-20133)
Vulnerability from cvelistv5
- CWE-200 - Exposure of Sensitive Information to an Unauthorized Actor
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Cisco | Cisco Catalyst SD-WAN Manager |
Version: 20.1.12 Version: 19.2.1 Version: 18.4.4 Version: 18.4.5 Version: 20.1.1.1 Version: 20.1.1 Version: 19.3.0 Version: 19.2.2 Version: 19.2.099 Version: 18.3.6 Version: 18.3.7 Version: 19.2.0 Version: 18.3.8 Version: 19.0.0 Version: 19.1.0 Version: 18.4.302 Version: 18.4.303 Version: 19.2.097 Version: 19.2.098 Version: 17.2.10 Version: 18.3.6.1 Version: 19.0.1a Version: 18.2.0 Version: 18.4.3 Version: 18.4.1 Version: 17.2.8 Version: 18.3.3.1 Version: 18.4.0 Version: 18.3.1 Version: 17.2.6 Version: 17.2.9 Version: 18.3.4 Version: 17.2.5 Version: 18.3.1.1 Version: 18.3.5 Version: 18.4.0.1 Version: 18.3.3 Version: 17.2.7 Version: 17.2.4 Version: 18.3.0 Version: 19.2.3 Version: 18.4.501_ES Version: 20.3.1 Version: 20.1.2 Version: 19.2.929 Version: 19.2.31 Version: 20.3.2 Version: 19.2.32 Version: 20.3.2_925 Version: 20.3.2.1 Version: 20.3.2.1_927 Version: 18.4.6 Version: 20.1.2_937 Version: 20.4.1 Version: 20.3.2_928 Version: 20.3.2_929 Version: 20.4.1.0.1 Version: 20.3.2.1_930 Version: 19.2.4 Version: 20.5.0.1.1 Version: 20.4.1.1 Version: 20.3.3 Version: 19.2.4.0.1 Version: 20.3.2_937 Version: 20.3.3.1 Version: 20.5.1 Version: 20.1.3 Version: 20.3.3.0.4 Version: 20.3.3.1.2 Version: 20.3.3.1.1 Version: 20.4.1.2 Version: 20.3.3.0.2 Version: 20.4.1.1.5 Version: 20.4.1.0.01 Version: 20.4.1.0.02 Version: 20.3.3.1.7 Version: 20.3.3.1.5 Version: 20.5.1.0.1 Version: 20.3.3.1.10 Version: 20.3.3.0.8 Version: 20.4.2 Version: 20.4.2.0.1 Version: 20.3.4 Version: 20.3.3.0.14 Version: 19.2.4.0.8 Version: 19.2.4.0.9 Version: 20.3.4.0.1 Version: 20.3.2.0.5 Version: 20.6.1 Version: 20.5.1.0.2 Version: 20.3.3.0.17 Version: 20.6.1.1 Version: 20.6.0.18.3 Version: 20.3.2.0.6 Version: 20.6.0.18.4 Version: 20.4.2.0.2 Version: 20.3.3.0.16 Version: 20.3.4.0.5 Version: 20.6.1.0.1 Version: 20.3.4.0.6 Version: 20.6.2 Version: 20.7.1EFT2 Version: 20.3.4.0.9 Version: 20.3.4.0.11 Version: 20.4.2.0.4 Version: 20.3.3.0.18 Version: 20.7.1 Version: 20.6.2.1 Version: 20.3.4.1 Version: 20.5.1.1 Version: 20.4.2.1 Version: 20.4.2.1.1 Version: 20.3.4.1.1 Version: 20.3.813 Version: 20.3.4.0.19 Version: 20.4.2.2.1 Version: 20.5.1.2 Version: 20.3.4.2 Version: 20.3.814 Version: 20.4.2.2 Version: 20.6.2.2 Version: 20.3.4.2.1 Version: 20.7.1.1 Version: 20.3.4.1.2 Version: 20.6.2.2.2 Version: 20.3.4.0.20 Version: 20.6.2.2.3 Version: 20.4.2.2.2 Version: 20.3.5 Version: 20.6.2.0.4 Version: 20.4.2.2.3 Version: 20.3.4.0.24 Version: 20.6.2.2.7 Version: 20.6.3 Version: 20.3.4.2.2 Version: 20.4.2.2.4 Version: 20.7.1.0.2 Version: 20.8.1 Version: 20.3.5.0.8 Version: 20.3.5.0.9 Version: 20.4.2.2.8 Version: 20.3.5.0.7 Version: 20.6.3.0.7 Version: 20.6.3.0.5 Version: 20.6.3.0.10 Version: 20.6.3.0.2 Version: 20.7.2 Version: 20.9.1EFT2 Version: 20.6.3.0.11 Version: 20.6.3.1 Version: 20.6.3.0.14 Version: 20.6.4 Version: 20.9.1 Version: 20.6.3.0.19 Version: 20.6.3.0.18 Version: 20.3.6 Version: 20.9.1.1 Version: 20.6.3.0.23 Version: 20.6.4.0.4 Version: 20.6.3.0.25 Version: 20.6.5 Version: 20.6.3.0.27 Version: 20.9.2 Version: 20.9.2.1 Version: 20.6.3.0.29 Version: 20.6.3.0.31 Version: 20.6.3.0.32 Version: 20.10.1 Version: 20.6.3.0.33 Version: 20.9.2.0.01 Version: 20.9.1_LI_Images Version: 20.10.1_LI_Images Version: 20.9.2_LI_Images Version: 20.3.7 Version: 20.9.3 Version: 20.6.5.1 Version: 20.11.1 Version: 20.11.1_LI_Images Version: 20.9.3_LI_ Images Version: 20.6.3.1.1 Version: 20.9.3.0.2 Version: 20.6.5.1.2 Version: 20.9.3.0.3 Version: 20.4.2.3 Version: 20.6.3.2 Version: 20.6.4.1 Version: 20.6.3.0.38 Version: 20.6.3.0.39 Version: 20.3.5.1 Version: 20.3.4.3 Version: 20.9.3.1 Version: 20.3.3.2 Version: 20.6.5.2 Version: 20.3.7.1 Version: 20.10.1.1 Version: 20.6.5.2.1 Version: 20.3.4.0.25 Version: 20.6.2.2.4 Version: 20.6.1.2 Version: 20.11.1.1 Version: 20.9.3.0.5 Version: 20.3.4.0.26 Version: 20.6.5.1.3 Version: 20.6.3.0.40 Version: 20.1.3.1 Version: 20.9.2.2 Version: 20.6.5.2.3 Version: 20.6.5.1.4 Version: 20.6.5.3 Version: 20.6.3.0.41 Version: 20.9.3.0.7 Version: 20.6.5.1.5 Version: 20.9.3.0.4 Version: 20.6.4.0.19 Version: 20.6.5.1.6 Version: 20.9.3.0.8 Version: 20.6.3.3 Version: 20.3.7.2 Version: 20.6.5.4 Version: 20.6.5.1.7 Version: 20.9.3.0.12 Version: 20.6.4.2 Version: 20.6.5.5 Version: 20.9.3.2 Version: 20.11.1.2 Version: 20.6.3.4 Version: 20.10.1.2 Version: 20.6.5.1.9 Version: 20.9.3.0.16 Version: 20.6.3.0.45 Version: 20.6.5.1.10 Version: 20.9.3.0.17 Version: 20.6.5.2.4 Version: 20.6.4.0.21 Version: 20.9.3.0.18 Version: 20.6.3.0.46 Version: 20.6.3.0.47 Version: 20.9.2.3 Version: 20.9.3.2_LI_Images Version: 20.9.3.0.21 Version: 20.9.3.0.20 Version: 20.9.4_LI_Images Version: 20.9.4 Version: 20.6.5.1.11 Version: 20.12.1 Version: 20.12.1_LI_Images Version: 20.6.5.1.13 Version: 20.9.3.0.23 Version: 20.6.5.2.8 Version: 20.9.4.1 Version: 20.9.4.1_LI_Images Version: 20.9.3.0.25 Version: 20.9.3.0.24 Version: 20.6.5.1.14 Version: 20.3.8 Version: 20.6.6 Version: 20.9.3.0.26 Version: 20.6.3.0.51 Version: 20.9.3.0.29 Version: 20.12.2 Version: 20.12.2_LI_Images Version: 20.6.6.0.1 Version: 20.13.1_LI_Images Version: 20.9.4.0.4 Version: 20.13.1 Version: 20.9.4.1.1 Version: 20.9.5 Version: 20.9.5_LI_Images Version: 20.12.3_LI_Images Version: 20.12.3 Version: 20.9.4.1.3 Version: 20.6.7 Version: 20.9.5.1 Version: 20.9.5.1_LI_Images Version: 20.9.4.1.6 Version: 20.14.1 Version: 20.14.1_LI_Images Version: 20.9.5.2 Version: 20.9.5.2.1 Version: 20.9.5.2_LI_Images Version: 20.12.3.1 Version: 20.12.4 Version: 20.15.1_LI_Images Version: 20.15.1 Version: 20.9.5.1.4 Version: 20.9.5.2.7 Version: 20.9.5.2.13 Version: 20.9.6 Version: 20.9.6_LI_Images Version: 20.9.5.2.14 Version: 20.6.8 Version: 20.12.4.0.03 Version: 20.16.1 Version: 20.16.1_LI_Images Version: 20.12.4_LI_Images Version: 20.9.5.2.16 Version: 20.12.4.0.4 Version: 20.12.401 Version: 20.9.5.3 Version: 20.9.5.3_LI_Images Version: 20.12.4.1_LI_Images Version: 20.12.4.1 Version: 20.9.5.2.21 Version: 20.9.6.0.3 Version: 20.12.4.0.6 Version: 20.15.2_LI_Images Version: 20.15.2 Version: 20.12.4_Monthly_ES5 Version: 20.12.5 Version: 20.12.5_LI_Images Version: 20.9.7_LI _Images Version: 20.9.7 Version: 20.15.3 Version: 20.15.3_ LI _Images Version: 20.12.501 Version: 20.12.5.1_LI_Images Version: 20.12.5.1 Version: 20.12.5.2_LI_Images Version: 20.12.5.2 Version: 20.15.3.1 Version: 20.15.4_LI_Images Version: 20.15.4 Version: 20.9.7.1_LI _Images Version: 20.9.7.1 Version: 20.18.1 Version: 20.18.1_LI_Images Version: 20.12.6_LI_Images Version: 20.12.6 Version: 20.12.5.1.01 Version: 20.9.8 Version: 20.9.8_LI_Images Version: 20.18.2 Version: 20.15.4.1_LI_Images Version: 20.15.4.1 Version: 20.18.2_LI_Images |
{
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],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability in Cisco Catalyst SD-WAN Manager could allow an unauthenticated, remote attacker to view sensitive information on an affected system.\r\n\r\nThis vulnerability is due to insufficient file system access restrictions. An attacker could exploit this vulnerability by accessing the API of an affected system. A successful exploit could allow the attacker to read sensitive information on the underlying operating system."
}
],
"exploits": [
{
"lang": "en",
"value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerabilities that are described in CVE-2026-20133, CVE-2026-20126, and CVE-2026-20129.\r\n\r\nIn March 2026, the Cisco PSIRT became aware of active exploitation of the vulnerabilities that are described in CVE-2026-20128 and CVE-2026-20122 only. The vulnerabilities that are described in the other CVEs in this advisory are not known to have been compromised. Cisco strongly recommends that customers upgrade to a fixed software release to remediate these vulnerabilities."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
"version": "3.1"
},
"format": "cvssV3_1"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-200",
"description": "Exposure of Sensitive Information to an Unauthorized Actor",
"lang": "en",
"type": "cwe"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-03-20T21:48:45.809Z",
"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"shortName": "cisco"
},
"references": [
{
"name": "cisco-sa-sdwan-authbp-qwCX8D4v",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-authbp-qwCX8D4v"
}
],
"source": {
"advisory": "cisco-sa-sdwan-authbp-qwCX8D4v",
"defects": [
"CSCws33583"
],
"discovery": "INTERNAL"
},
"title": "Cisco Catalyst SD-WAN Manager Information Disclosure Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"assignerShortName": "cisco",
"cveId": "CVE-2026-20133",
"datePublished": "2026-02-25T16:13:56.017Z",
"dateReserved": "2025-10-08T11:59:15.380Z",
"dateUpdated": "2026-04-21T03:55:34.599Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.