VULNERABILITY INTELLIGENCE

CVE-2021-25675

CVSS score5.5 MEDIUM
EPSS probability0.23%
CISA KEVNot currently listed
Published2021-03-15
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Description

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.

Weakness classification

  • productcert@siemens.com: CWE-369

Primary references