CVE-2022-33138

2022-07-1210:06:46

CWE-306

siemens

www.cve.org

7.8 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

59.8%

JSON

A vulnerability has been identified in SIMATIC MV540 H (All versions < V3.3), SIMATIC MV540 S (All versions < V3.3), SIMATIC MV550 H (All versions < V3.3), SIMATIC MV550 S (All versions < V3.3), SIMATIC MV560 U (All versions < V3.3), SIMATIC MV560 X (All versions < V3.3). Affected devices do not perform authentication for several web API endpoints. This could allow an unauthenticated remote attacker to read and download data from the device.

CNA Affected

[
  {
    "product": "SIMATIC MV540 H",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions < V3.3"
      }
    ]
  },
  {
    "product": "SIMATIC MV540 S",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions < V3.3"
      }
    ]
  },
  {
    "product": "SIMATIC MV550 H",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions < V3.3"
      }
    ]
  },
  {
    "product": "SIMATIC MV550 S",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions < V3.3"
      }
    ]
  },
  {
    "product": "SIMATIC MV560 U",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions < V3.3"
      }
    ]
  },
  {
    "product": "SIMATIC MV560 X",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions < V3.3"
      }
    ]
  }
]

References

cert-portal.siemens.com/productcert/pdf/ssa-348662.pdf