CVE-2021-40360

2022-02-0915:17:03

CWE-200

siemens

www.cve.org

8.5 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

38.2%

JSON

A vulnerability has been identified in SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions), SIMATIC PCS 7 V9.1 (All versions < V9.1 SP1), SIMATIC WinCC V15 and earlier (All versions < V15 SP1 Update 7), SIMATIC WinCC V16 (All versions < V16 Update 5), SIMATIC WinCC V17 (All versions < V17 Update 2), SIMATIC WinCC V7.4 (All versions < V7.4 SP1 Update 19), SIMATIC WinCC V7.5 (All versions < V7.5 SP2 Update 6). The password hash of a local user account in the remote server could be granted via public API to a user on the affected system. An authenticated attacker could brute force the password hash and use it to login to the server.

CNA Affected

[
  {
    "product": "SIMATIC PCS 7 V8.2",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions"
      }
    ]
  },
  {
    "product": "SIMATIC PCS 7 V9.0",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions"
      }
    ]
  },
  {
    "product": "SIMATIC PCS 7 V9.1",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions < V9.1 SP1"
      }
    ]
  },
  {
    "product": "SIMATIC WinCC V15 and earlier",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions < V15 SP1 Update 7"
      }
    ]
  },
  {
    "product": "SIMATIC WinCC V16",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions < V16 Update 5"
      }
    ]
  },
  {
    "product": "SIMATIC WinCC V17",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions < V17 Update 2"
      }
    ]
  },
  {
    "product": "SIMATIC WinCC V7.4",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions < V7.4 SP1 Update 19"
      }
    ]
  },
  {
    "product": "SIMATIC WinCC V7.5",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions < V7.5 SP2 Update 6"
      }
    ]
  }
]

References

cert-portal.siemens.com/productcert/pdf/ssa-914168.pdf