CVE-2011-20001

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...

Vulnerabilities fixed in Siemens products

Siemens has fixed vulnerabilities in several products such as SIMATIC, SINEC, SIPLUS and Solid Edge. The vulnerabilities potentially enable a malicious person to carry out attacks that can lead to the following categories of damage: - Denial-of-Service DoS - Manipulation of data - Circumvention o...

CVE-2011-20001

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...

CVE-2025-40771

A vulnerability has been identified in SIMATIC CP 1542SP-1 6GK7542-6UX00-0XE0 All versions V2.4.24, SIMATIC CP 1542SP-1 IRC 6GK7542-6VX00-0XE0 All versions V2.4.24, SIMATIC CP 1543SP-1 6GK7543-6WX00-0XE0 All versions V2.4.24, SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL 6AG2542-6VX00-4XE0 All versions...

EUVD-2025-34160

A vulnerability has been identified in SIMATIC CP 1542SP-1 6GK7542-6UX00-0XE0 All versions V2.4.24, SIMATIC CP 1542SP-1 IRC 6GK7542-6VX00-0XE0 All versions V2.4.24, SIMATIC CP 1543SP-1 6GK7543-6WX00-0XE0 All versions V2.4.24, SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL 6AG2542-6VX00-4XE0 All versions...

CVE-2025-40771

A vulnerability has been identified in SIMATIC CP 1542SP-1 6GK7542-6UX00-0XE0 All versions V2.4.24, SIMATIC CP 1542SP-1 IRC 6GK7542-6VX00-0XE0 All versions V2.4.24, SIMATIC CP 1543SP-1 6GK7543-6WX00-0XE0 All versions V2.4.24, SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL 6AG2542-6VX00-4XE0 All versions...

CVE-2025-40771

CVE-2025-40771 affects Siemens SIMATIC CP 1542SP-1, CP 1542SP-1 IRC, CP 1543SP-1 and SIPLUS ET 200SP variants (and related CPs) with versions older than 2.4.24. The root cause is improper authentication of configuration connections, allowing an unauthenticated remote attacker to access configurat...

CVE-2011-20002

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...

CVE-2011-20002

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...

CVE-2011-20001

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...

CVE-2011-20001

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...

CVE-2011-20001

CVE-2011-20001 affects SIMATIC S7-1200 CPU V1/V2 (incl. SIPLUS) with all versions

EUVD-2011-5262

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...

Siemens SIMATIC S7-1200 CPU V1 family and Siemens SIMATIC S7-1200 CPU V2 family security vulnerabilities

The Siemens SIMATIC S7-1200 CPU V1 family and Siemens SIMATIC S7-1200 CPU V2 family are a family of programmable logic controllers from Siemens, Germany. A security vulnerability exists in the Siemens SIMATIC S7-1200 CPU V1 family and Siemens SIMATIC S7-1200 CPU V2 family, which stems from a...

CVE-2025-40771: Missing Authentication for Critical Function

A vulnerability has been identified in SIMATIC CP 1542SP-1 6GK7542-6UX00-0XE0 All versions V2.4.24, SIMATIC CP 1542SP-1 IRC 6GK7542-6VX00-0XE0 All versions V2.4.24, SIMATIC CP 1543SP-1 6GK7543-6WX00-0XE0 All versions V2.4.24, SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL 6AG2542-6VX00-4XE0 All versions...

CVE-2011-20002: Authentication Bypass by Capture-replay

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...

CVE-2011-20001: Improper Input Validation

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...

Siemens SIMATIC CP Series Access Control Vulnerability

The Siemens SIMATIC CP Series is a family of communication processors from Siemens Germany. An access control error vulnerability exists in the Siemens SIMATIC CP Series that stems from a failure to properly validate a configuration connection, which could allow an unauthenticated, remote attacke...

PT-2025-41883

Name of the Vulnerable Software and Affected Versions SIMATIC CP 1542SP-1 versions prior to 2.4.24 SIMATIC CP 1542SP-1 IRC versions prior to 2.4.24 SIMATIC CP 1543SP-1 versions prior to 2.4.24 SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL versions prior to 2.4.24 SIPLUS ET 200SP CP 1543SP-1 ISEC versio...

PT-2025-41863

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...