CVE-2011-20002CWE-294

A vulnerability has been identified in SIMATIC S7-1200 CPU V1 family (incl

High · published October 14, 2025

CVSS v4.0
8.3
EPSS
0%
Percentile
22.2
In the wild
Unconfirmed
What it is

A vulnerability has been identified in SIMATIC S7-1200 CPU V1 family (incl. SIPLUS variants) (All versions < V2.0.2), SIMATIC S7-1200 CPU V2 family (incl. SIPLUS variants) (All versions < V2.0.2). Affected controllers are vulnerable to capture-replay in the communication with the engineering software. This could allow an on-path attacker between the engineering software and the controller to execute any previously recorded commands at a later time (e.g. set the controller to STOP), regardless whether or not the controller had a password configured.

The record
Technical detail
CVSS v4.0
8.3 · HIGH
Vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.00306 · 22.2th percentile
Weakness
CWE-294 · Authentication Bypass by Capture-replay
Published
2025-10-14T09:14Z
EPSS history
Timeline
  • 14 OCT 09:14Z
    A vulnerability has been identified in SIMATIC S7-1200 CPU V1 family (incl
    cvelistv5