CVE-2020-28391 (GCVE-0-2020-28391)
Vulnerability from cvelistv5
Published
2021-01-12 00:00
Modified
2024-08-04 16:33
Severity ?
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.
Show details on NVD website


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    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T16:33:59.106Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "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"
            }
          ]
        },
        {
          "product": "SCALANCE X-200IRT switch family (incl. SIPLUS NET variants)",
          "vendor": "Siemens",
          "versions": [
            {
              "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"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-12-13T00:00:00",
        "orgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
        "shortName": "siemens"
      },
      "references": [
        {
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-274900.pdf"
        },
        {
          "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-012-02"
        }
      ]
    }
  },
  "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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