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component stores the credentials of a local system account in a potentially publicly accessible project file using an outdated cipher algorithm.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.
- Score
- CVSS 3.1 7.8 High
- Status
- Modified - productcert@siemens.com
- Published
- 2022-02-09
- Last modified
- 2024-08-04
- Weaknesses
- CWE-312, CWE-538
Affected products
- Simatic Pcs 7 (Siemens)
- Simatic Pcs 7 V8.2 (Siemens)
- Simatic Pcs 7 V9.0 (Siemens)
- Simatic Pcs 7 V9.1 (Siemens)
- Simatic Wincc (Siemens)
- Simatic Wincc V15 And Earlier (Siemens)
- Simatic Wincc V16 (Siemens)
- Simatic Wincc V17 (Siemens)
- Simatic Wincc V7.4 (Siemens)
- Simatic Wincc V7.5 (Siemens)
References
- https://cert-portal.siemens.com/productcert/pdf/ssa-914168.pdf