CVE-2023-30897

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-06-13 · updated 2026-06-17
Weakness: CWE-732

Description

A vulnerability has been identified in SIMATIC WinCC (All versions < V7.5.2.13). Affected applications fail to set proper access rights for their installation folder if a non-default installation path was chosen during installation. This could allow an authenticated local attacker to inject arbitrary code and escalate privileges.

Affected products

Siemens SIMATIC WinCC: before 7.5.2.13 — fixed in 7.5.2.13

How to fix

Upgrade to a fixed version: Siemens SIMATIC WinCC 7.5.2.13. Check the vendor advisory for mitigations.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-914026.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-914026.pdf

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