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...

EUVD-2021-23746

Malware in sbrugna...

CVE-2025-24811

CVE-2025-24811 affects a broad range of SIMATIC S7-1200 and SIPLUS S7-1200 CPUs (e.g., 1211C/1212C/1214C/1215C/1217C and SIPLUS variants) where certain specially crafted packets sent to port 80/tcp are not processed correctly. This leads to an unauthenticated denial of service in the device. The ...

Siemens SIMATIC Industrial Products Operation On a Resource After Expiration or Release (CVE-2021-37185)

A vulnerability has been identified in SIMATIC Drive Controller family All versions = V2.9.2 = V21.9 = V4.5.0 = V2.9.2 = V21.9 = V4.0 V4.0 SP1, SIPLUS TIM 1531 IRC All versions V2.3.6, TIM 1531 IRC All versions V2.3.6. An unauthenticated attacker could cause a denial- of-service condition in a PL...

CVE-2021-37205

CVE-2021-37205 affects Siemens SIMATIC Drive Controller family and related devices (Drive Controller, ET 200SP Open Controller CPU 1515SP PC2, S7-1200/1500 families, S7-PLCSIM Advanced, TIM 1531 IRC). The issue is a memory-management flaw (MISSING RELEASE OF MEMORY AFTER EFFECTIVE LIFETIME) that ...

Siemens S7-1200 and S7-200 SMART CPUs Exposed Dangerous Method or Function (CVE-2019-13945)

A vulnerability has been identified in SIMATIC S7-1200 CPU family incl. SIPLUS variants All versions, SIMATIC S7-1200 CPU family V4.x incl. SIPLUS variants All versions, SIMATIC S7-1200 CPU family V4.x incl. SIPLUS variants All versions with Function State FS 11, SIMATIC S7-200 SMART CPU CR20s 6E...

CVE-2018-13800

Siemens SIMATIC S7-1200 CPU Family Version 4 (all versions before 4.2.3) is affected by a Cross-Site Request Forgery (CSRF) vulnerability in the web interface. Exploitation requires a legitimate, authenticated user to click a malicious link, enabling an attacker to trigger actions within the auth...

Siemens SIMATIC S7-1200 CPU Web Vulnerabilities

OVERVIEW Siemens ProductCERT and Ralf Spenneberg, Hendrik Schwartke, and Maik Brüggemann from OpenSource Training have reported two vulnerabilities in the Siemens SIMATIC S7-1200 CPU family. Siemens has produced a new product release that mitigates these vulnerabilities. AFFECTED PRODUCTS The...