PT-2025-41862 · Undefined · Undefined

Published 2025-10-14 · Updated 2025-10-14 · CVE-2011-20001

NVD

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

A vulnerability has been identified in SIMATIC S7-1200 CPU V1 family (incl. SIPLUS variants) (All versions < V2.0.3), SIMATIC S7-1200 CPU V2 family (incl. SIPLUS variants) (All versions < V2.0.3). The web server interface of affected devices improperly processes incoming malformed HTTP traffic at high rate. This could allow an unauthenticated remote attacker to force the device entering the stop/defect state, thus creating a denial of service condition.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2011-20001

Affected Products

Undefined

References · 2

• https://nvd.nist.gov/vuln/detail/CVE-2011-20001 · Security Note
• https://cert-portal.siemens.com/productcert/html/ssa-625789.html · Note