Vulnerability in Siemens Simatic S7-Plcsim
CVE-2021-25675
A vulnerability has been identified in SIMATIC S7-PLCSIM V5.4 (All versions). An attacker with local access to the system could cause a Denial-of-Service condition in the application when it is used to open a specially crafted file. As a consequence, a divide by zero operation could occur and cause the application to terminate unexpectedly and must be restarted to restore the service.
EPSS: 0.002 (13.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Siemens Simatic_s7-plcsim — versions 5.4
- Siemens Simatic S7-plcsim V5.4 — versions All versions
Weakness classification (CWE)
References
- productcert@siemens.com (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-25675?
- CVE-2021-25675 is a medium-severity vulnerability in Siemens Simatic S7-Plcsim, classified under Divide By Zero. CVSS score: 5.5/10. Published 2021-03-15.
- How severe is CVE-2021-25675?
- Medium severity. CVSS v3 base score is 5.5 out of 10.