CVE-2024-49849

HighCVSS 7.8/10Last modified Nov 10, 2026

Description

A vulnerability has been identified in SIMATIC S7-PLCSIM V16 (All versions), SIMATIC S7-PLCSIM V17 (All versions), SIMATIC STEP 7 Safety V16 (All versions), SIMATIC STEP 7 Safety V17 (All versions < V17 Update 9), SIMATIC STEP 7 Safety V18 (All versions < V18 Update 6), SIMATIC STEP 7 Safety V19 (All versions < V19 Update 4), SIMATIC STEP 7 V16 (All versions), SIMATIC STEP 7 V17 (All versions < V17 Update 9), SIMATIC STEP 7 V18 (All versions < V18 Update 6), SIMATIC STEP 7 V19 (All versions < V19 Update 4), SIMATIC WinCC Unified V16 (All versions), SIMATIC WinCC Unified V17 (All versions < V17 Update 9), SIMATIC WinCC Unified V18 (All versions < V18 Update 6), SIMATIC WinCC Unified V19 (All versions < V19 Update 4), SIMATIC WinCC V16 (All versions), SIMATIC WinCC V17 (All versions < V17 Update 9), SIMATIC WinCC V18 (All versions < V18 Update 6), SIMATIC WinCC V19 (All versions < V19 Update 4), SIMOCODE ES V16 (All versions), SIMOCODE ES V17 (All versions), SIMOCODE ES V18 (All versions), SIMOCODE ES V19 (All versions), SIMOTION SCOUT TIA V5.4 (All versions < V17 Update 9), SIMOTION SCOUT TIA V5.5 (All versions < V18 Update 6), SIMOTION SCOUT TIA V5.6 (All versions < V19 Update 4), SINAMICS Startdrive V16 (All versions), SINAMICS Startdrive V17 (All versions), SINAMICS Startdrive V18 (All versions), SINAMICS Startdrive V19 (All versions), SIRIUS Safety ES V17 (TIA Portal) (All versions), SIRIUS Safety ES V18 (TIA Portal) (All versions < V18 Update 6), SIRIUS Safety ES V19 (TIA Portal) (All versions), SIRIUS Soft Starter ES V17 (TIA Portal) (All versions), SIRIUS Soft Starter ES V18 (TIA Portal) (All versions), SIRIUS Soft Starter ES V19 (TIA Portal) (All versions), TIA Portal Cloud V16 (All versions), TIA Portal Cloud V17 (All versions < V6.0.0.0), TIA Portal Cloud V18 (All versions < V6.3.0.2), TIA Portal Cloud V19 (All versions < V5.2.1.1). Affected products do not properly sanitize user-controllable input when parsing log files. This could allow an attacker to cause a type confusion and execute arbitrary code within the affected application.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-502

Affected software

VendorProductVersions
SiemensSIMATIC S7-PLCSIM V16< *
SiemensSIMATIC S7-PLCSIM V17< *
SiemensSIMATIC STEP 7 Safety V16< *
SiemensSIMATIC STEP 7 Safety V17< V17 Update 9
SiemensSIMATIC STEP 7 Safety V18< V18 Update 6
SiemensSIMATIC STEP 7 Safety V19< V19 Update 4
SiemensSIMATIC STEP 7 V16< *
SiemensSIMATIC STEP 7 V17< V17 Update 9
SiemensSIMATIC STEP 7 V18< V18 Update 6
SiemensSIMATIC STEP 7 V19< V19 Update 4
SiemensSIMATIC WinCC Unified V16< *
SiemensSIMATIC WinCC Unified V17< V17 Update 9
SiemensSIMATIC WinCC Unified V18< V18 Update 6
SiemensSIMATIC WinCC Unified V19< V19 Update 4
SiemensSIMATIC WinCC V16< *
SiemensSIMATIC WinCC V17< V17 Update 9
SiemensSIMATIC WinCC V18< V18 Update 6
SiemensSIMATIC WinCC V19< V19 Update 4
SiemensSIMOCODE ES V16< *
SiemensSIMOCODE ES V17< *
SiemensSIMOCODE ES V18< *
SiemensSIMOCODE ES V19< *
SiemensSIMOTION SCOUT TIA V5.4< V17 Update 9
SiemensSIMOTION SCOUT TIA V5.5< V18 Update 6
SiemensSIMOTION SCOUT TIA V5.6< V19 Update 4
SiemensSINAMICS Startdrive V16< *
SiemensSINAMICS Startdrive V17< *
SiemensSINAMICS Startdrive V18< *
SiemensSINAMICS Startdrive V19< *
SiemensSIRIUS Safety ES V17 (TIA Portal)< *
SiemensSIRIUS Safety ES V18 (TIA Portal)< V18 Update 6
SiemensSIRIUS Safety ES V19 (TIA Portal)< *
SiemensSIRIUS Soft Starter ES V17 (TIA Portal)< *
SiemensSIRIUS Soft Starter ES V18 (TIA Portal)< *
SiemensSIRIUS Soft Starter ES V19 (TIA Portal)< *
SiemensTIA Portal Cloud V16< *
SiemensTIA Portal Cloud V17< V6.0.0.0
SiemensTIA Portal Cloud V18< V6.3.0.2
SiemensTIA Portal Cloud V19< V5.2.1.1

References

Timeline

Published
Dec 10, 2024
Last modified
Nov 10, 2026
NVD status
Deferred

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CVE-2024-49849: High severity, CVSS 7.8 | Vulnix