Vulnerability in Siemens Simatic Wincc Oa
CVE-2022-44731
A vulnerability has been identified in SIMATIC WinCC OA V3.15 (All versions < V3.15 P038), SIMATIC WinCC OA V3.16 (All versions < V3.16 P035), SIMATIC WinCC OA V3.17 (All versions < V3.17 P024), SIMATIC WinCC OA V3.18 (All versions < V3.18 P014). The affected component allows to inject custom arguments to the Ultralight Client backend application under certain circumstances. This could allow an authenticated remote attacker to inject arbitrary parameters when starting the client via the web interface (e.g., open attacker chosen panels with the attacker's credentials or start a Ctrl script).
EPSS: 0.005 (43.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.
Affected products
- Siemens Simatic_wincc_oa — versions 3.15, 3.16, 3.17
- Siemens Simatic Wincc Oa V3.15 — versions All versions < V3.15 P038
- Siemens Simatic Wincc Oa V3.16 — versions All versions < V3.16 P035
- Siemens Simatic Wincc Oa V3.17 — versions All versions < V3.17 P024
- Siemens Simatic Wincc Oa V3.18 — versions All versions < V3.18 P014
Weakness classification (CWE)
References
- productcert@siemens.com (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2022-44731?
- CVE-2022-44731 is a medium-severity vulnerability in Siemens Simatic Wincc Oa, classified under Argument Injection. CVSS score: 5.4/10. Published 2022-12-13.
- How severe is CVE-2022-44731?
- Medium severity. CVSS v3 base score is 5.4 out of 10.