CVEvulnerability

CVE-2021-25674

5.5 MEDIUM Published 2021-03-15 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-03-15
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 ([email protected])
2.1 LOW — AV:L/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
CWE-476

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 NULL pointer deference condition could cause the application to terminate unexpectedly and must be restarted to restore the service.

Affected configurations

• siemens simatic s7-plcsim 5.4

Related

Weakness · CWE (1)

  • CWE-476 NULL Pointer Dereference weakness

References