CVE-2022-46141

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-12-12 · updated 2026-06-17
Weakness: CWE-316

Description

A vulnerability has been identified in SIMATIC STEP 7 (TIA Portal) (All versions < V19). An information disclosure vulnerability could allow a local attacker to gain access to the access level password of the SIMATIC S7-1200 and S7-1500 CPUs, when entered by a legitimate user in the hardware configuration of the affected application.

Affected products

Siemens SIMATIC STEP 7 (TIA Portal): before 19 — fixed in 19

How to fix

Upgrade to a fixed version: Siemens SIMATIC STEP 7 (TIA Portal) 19. Check the vendor advisory for mitigations.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-887801.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-887801.pdf

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