Vulnerability Monitor

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CVE-2021-40363

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 V17 (All versions <= V17 Update 4), SIMATIC WinCC V7.4 (All versions < V7.4 SP1 Update 19), SIMATIC WinCC V7.5 (All versions < V7.5 SP2 Update 6). The affected component stores the credentials of a local system account in a potentially publicly accessible project file using an outdated cipher algorithm. An attacker may use this to brute force the credentials and take over the system.

Published

2022-02-09T16:15:13.877

Last Modified

2024-11-21T06:23:57.250

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

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-538
  • Type: Secondary
    CWE-312
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application siemens simatic_pcs_7 ≤ 8.2 Yes
Application siemens simatic_pcs_7 9.0 Yes
Application siemens simatic_pcs_7 9.1 Yes
Application siemens simatic_wincc < 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 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 7.5 Yes
Application siemens simatic_wincc 13 Yes
Application siemens simatic_wincc 13 Yes
Application siemens simatic_wincc 13 Yes
Application siemens simatic_wincc 14.0.1 Yes
Application siemens simatic_wincc 15 Yes
Application siemens simatic_wincc 15.1 Yes
Application siemens simatic_wincc 15.1 Yes
Application siemens simatic_wincc 15.1 Yes
Application siemens simatic_wincc 15.1 Yes
Application siemens simatic_wincc 15.1 Yes
Application siemens simatic_wincc 15.1 Yes
Application siemens simatic_wincc 15.1 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