Buffer overflow in Siemens Comos
CVE-2023-24482
A vulnerability has been identified in COMOS V10.2 (All versions), COMOS V10.3.3.1 (All versions < V10.3.3.1.45), COMOS V10.3.3.2 (All versions < V10.3.3.2.33), COMOS V10.3.3.3 (All versions < V10.3.3.3.9), COMOS V10.3.3.4 (All versions < V10.3.3.4.6), COMOS V10.4.0.0 (All versions < V10.4.0.0.31), COMOS V10.4.1.0 (All versions < V10.4.1.0.32), COMOS V10.4.2.0 (All versions < V10.4.2.0.25). Cache validation service in COMOS is vulnerable to Structured Exception Handler (SEH) based buffer overflow. This could allow an attacker to execute arbitrary code on the target system or cause denial of service condition.
Vulnerability class: Buffer Overflow
EPSS: 0.008 (53.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Siemens Comos
- Siemens Comos V10.2 — versions All versions
- Siemens Comos V10.3.3.1 — versions All versions < V10.3.3.1.45
- Siemens Comos V10.3.3.2 — versions All versions < V10.3.3.2.33
- Siemens Comos V10.3.3.3 — versions All versions < V10.3.3.3.9
- Siemens Comos V10.3.3.4 — versions All versions < V10.3.3.4.6
- Siemens Comos V10.4.0.0 — versions All versions < V10.4.0.0.31
- Siemens Comos V10.4.1.0 — versions All versions < V10.4.1.0.32
- Siemens Comos V10.4.2.0 — versions All versions < V10.4.2.0.25
Weakness classification (CWE)
References
- productcert@siemens.com (Vendor Advisory)
Frequently asked questions
- What is CVE-2023-24482?
- CVE-2023-24482 is a critical-severity vulnerability in Siemens Comos, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 10.0/10. Published 2023-02-14.
- How severe is CVE-2023-24482?
- Critical severity. CVSS v3 base score is 10.0 out of 10.