CVE-2020-28391 (GCVE-0-2020-28391)
Vulnerability from cvelistv5
Published
2021-01-12 00:00
Modified
2024-08-04 16:33
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-321 - Use of Hard-coded Cryptographic Key
Summary
A vulnerability has been identified in SCALANCE X-200 switch family (incl. SIPLUS NET variants) (All versions < V5.2.5), SCALANCE X-200IRT switch family (incl. SIPLUS NET variants) (All versions < V5.5.0), SCALANCE X-200RNA switch family (All versions < V3.2.7). Devices create a new unique key upon factory reset, except when used with C-PLUG. When used with C-PLUG the devices use the hardcoded private RSA-key shipped with the firmware-image. An attacker could leverage this situation to a man-in-the-middle situation and decrypt previously captured traffic.
References
Impacted products
| Vendor | Product | Version | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ► | Siemens | SCALANCE X-200 switch family (incl. SIPLUS NET variants) |
Version: All versions < V5.2.5 |
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|
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{
"containers": {
"adp": [
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"providerMetadata": {
"dateUpdated": "2024-08-04T16:33:59.106Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
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"references": [
{
"tags": [
"x_transferred"
],
"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-274900.pdf"
},
{
"tags": [
"x_transferred"
],
"url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-012-02"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "SCALANCE X-200 switch family (incl. SIPLUS NET variants)",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V5.2.5"
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},
{
"product": "SCALANCE X-200IRT switch family (incl. SIPLUS NET variants)",
"vendor": "Siemens",
"versions": [
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"status": "affected",
"version": "All versions \u003c V5.5.0"
}
]
},
{
"product": "SCALANCE X-200RNA switch family",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions \u003c V3.2.7"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability has been identified in SCALANCE X-200 switch family (incl. SIPLUS NET variants) (All versions \u003c V5.2.5), SCALANCE X-200IRT switch family (incl. SIPLUS NET variants) (All versions \u003c V5.5.0), SCALANCE X-200RNA switch family (All versions \u003c V3.2.7). Devices create a new unique key upon factory reset, except when used with C-PLUG. When used with C-PLUG the devices use the hardcoded private RSA-key shipped with the firmware-image. An attacker could leverage this situation to a man-in-the-middle situation and decrypt previously captured traffic."
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-321",
"description": "CWE-321: Use of Hard-coded Cryptographic Key",
"lang": "en",
"type": "CWE"
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]
}
],
"providerMetadata": {
"dateUpdated": "2022-12-13T00:00:00",
"orgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
"shortName": "siemens"
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"references": [
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"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-274900.pdf"
},
{
"url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-012-02"
}
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},
"cveMetadata": {
"assignerOrgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
"assignerShortName": "siemens",
"cveId": "CVE-2020-28391",
"datePublished": "2021-01-12T00:00:00",
"dateReserved": "2020-11-10T00:00:00",
"dateUpdated": "2024-08-04T16:33:59.106Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
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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.
- 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.
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