CERTFR-2026-AVI-1246
Vulnerability from certfr_avis

Une vulnérabilité a été découverte dans Cisco Catalyst SD-WAN. Elle permet à un attaquant de provoquer un contournement de la politique de sécurité.

Cisco indique que la vulnérabilité CVE-2026-76504 est activement exploitée.

Solutions

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

Impacted products
Vendor Product Description
Cisco Catalyst SD-WAN Catalyst SD-WAN Software versions postérieures à Earlier than 20.9 et antérieures à 20.9.10.1
Cisco Catalyst SD-WAN Catalyst SD-WAN Software versions 20.12.x antérieures à 20.12.8.2
Cisco Catalyst SD-WAN Catalyst SD-WAN Software versions 26.2.x antérieures à 26.2.1
Cisco Catalyst SD-WAN Catalyst SD-WAN Software versions 26.1.x antérieures à 26.1.2.1
Cisco Catalyst SD-WAN Catalyst SD-WAN Software versions 20.18.x antérieures à 20.18.4.1
Cisco Catalyst SD-WAN Catalyst SD-WAN Software versions 20.15.x antérieures à 20.15.6.1
References

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{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "Catalyst SD-WAN Software versions post\u00e9rieures \u00e0 Earlier than 20.9 et ant\u00e9rieures \u00e0 20.9.10.1",
      "product": {
        "name": "Catalyst SD-WAN",
        "vendor": {
          "name": "Cisco",
          "scada": false
        }
      }
    },
    {
      "description": "Catalyst SD-WAN Software versions 20.12.x ant\u00e9rieures \u00e0 20.12.8.2",
      "product": {
        "name": "Catalyst SD-WAN",
        "vendor": {
          "name": "Cisco",
          "scada": false
        }
      }
    },
    {
      "description": "Catalyst SD-WAN Software versions 26.2.x ant\u00e9rieures \u00e0 26.2.1",
      "product": {
        "name": "Catalyst SD-WAN",
        "vendor": {
          "name": "Cisco",
          "scada": false
        }
      }
    },
    {
      "description": "Catalyst SD-WAN Software versions 26.1.x ant\u00e9rieures \u00e0 26.1.2.1",
      "product": {
        "name": "Catalyst SD-WAN",
        "vendor": {
          "name": "Cisco",
          "scada": false
        }
      }
    },
    {
      "description": "Catalyst SD-WAN Software versions 20.18.x ant\u00e9rieures \u00e0 20.18.4.1",
      "product": {
        "name": "Catalyst SD-WAN",
        "vendor": {
          "name": "Cisco",
          "scada": false
        }
      }
    },
    {
      "description": "Catalyst SD-WAN Software versions 20.15.x ant\u00e9rieures \u00e0 20.15.6.1",
      "product": {
        "name": "Catalyst SD-WAN",
        "vendor": {
          "name": "Cisco",
          "scada": false
        }
      }
    }
  ],
  "affected_systems_content": "",
  "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-2026-76504",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-76504"
    }
  ],
  "initial_release_date": "2026-10-01T00:00:00",
  "last_revision_date": "2026-10-01T00:00:00",
  "links": [],
  "reference": "CERTFR-2026-AVI-1246",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2026-10-01T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "Contournement de la politique de s\u00e9curit\u00e9"
    }
  ],
  "summary": "Une vuln\u00e9rabilit\u00e9 a \u00e9t\u00e9 d\u00e9couverte dans Cisco Catalyst SD-WAN. Elle permet \u00e0 un attaquant de provoquer un contournement de la politique de s\u00e9curit\u00e9.\n\nCisco indique que la vuln\u00e9rabilit\u00e9 CVE-2026-76504 est activement exploit\u00e9e.",
  "title": "Vuln\u00e9rabilit\u00e9 dans Cisco Catalyst SD-WAN",
  "vendor_advisories": [
    {
      "published_at": "2026-09-30",
      "title": "Bulletin de s\u00e9curit\u00e9 Cisco cisco-sa-sdwan-webauth-xr8beuuU",
      "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-webauth-xr8beuuU"
    }
  ]
}


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