Deserialization in Siemens Simatic S7-plcsim V16
CVE-2023-32736
A vulnerability has been identified in SIMATIC S7-PLCSIM V16 (All versions), SIMATIC S7-PLCSIM V17 (All versions), SIMATIC STEP 7 Safety V16 (All versions), SIMATIC STEP 7 Safety V17 (All versions < V17 Update 8), SIMATIC STEP 7 Safety V18…
Vulnerability class: Insecure Deserialization
EPSS: 0.001 (19.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C.
Affected products
- Siemens Simatic S7-plcsim V16 — versions 0
- Siemens Simatic S7-plcsim V17 — versions 0
- Siemens Simatic Step 7 Safety V16 — versions 0
- Siemens Simatic Step 7 Safety V17 — versions 0
- Siemens Simatic Step 7 Safety V18 — versions 0
- Siemens Simatic Step 7 V16 — versions 0
- Siemens Simatic Step 7 V17 — versions 0
- Siemens Simatic Step 7 V18 — versions 0
- Siemens Simatic Wincc Unified V16 — versions 0
- Siemens Simatic Wincc Unified V17 — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
Frequently asked questions
- What is CVE-2023-32736?
- CVE-2023-32736 is a high-severity vulnerability in Siemens Simatic S7-plcsim V16, classified under Deserialization of Untrusted Data. CVSS score: 7.3/10. Published 2024-11-12.
- How severe is CVE-2023-32736?
- High severity. CVSS v3 base score is 7.3 out of 10.
- Is CVE-2023-32736 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.