Vulnerability Monitor

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CVE-2021-40364

A vulnerability has been identified in SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions < V9.0 SP3 UC04), 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 5). The affected systems store sensitive information in log files. An attacker with access to the log files could publicly expose the information or reuse it to develop further attacks on the system.

Published

2021-11-09T12:15:10.070

Last Modified

2024-11-21T06:23:57.400

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.5 (MEDIUM)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:P/I:N/A:N

  • Access Vector: LOCAL
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: NONE
  • Availability Impact: NONE
Exploitability Score

3.9

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-532
  • Type: Secondary
    CWE-532
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application siemens simatic_pcs_7 ≤ 8.2 Yes
Application siemens simatic_pcs_7 < 9.1 Yes
Application siemens simatic_pcs_7 9.1 Yes
Application siemens simatic_wincc ≤ 7.4 Yes
Application siemens simatic_wincc 7.5 Yes
Application siemens simatic_wincc 7.5 Yes
Application siemens simatic_wincc 7.5 Yes
Application siemens simatic_wincc 7.5 Yes
Application siemens simatic_wincc 7.5 Yes
Application siemens simatic_wincc 7.5 Yes
Application siemens simatic_wincc 7.5 Yes
Application siemens simatic_wincc 7.5 Yes
Application siemens simatic_wincc 7.5 Yes
Application siemens simatic_wincc 15 Yes
Application siemens simatic_wincc 16 Yes
Application siemens simatic_wincc 16 Yes
Application siemens simatic_wincc 16 Yes
Application siemens simatic_wincc 16 Yes
Application siemens simatic_wincc 16 Yes
Application siemens simatic_wincc 17 Yes
Application siemens simatic_wincc 17 Yes
References