CVE-2018-13811

Severity: medium (CVSS 5.5 v3.0)
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: 2018-12-13 · updated 2026-06-17
Weakness: CWE-916

Description

A vulnerability has been identified in SIMATIC STEP 7 (TIA Portal) (All Versions < V15.1). Password hashes with insufficient computational effort could allow an attacker to access to a project file and reconstruct passwords. The vulnerability could be exploited by an attacker with local access to the project file. No user interaction is required to exploit the vulnerability. The vulnerability could allow the attacker to obtain certain passwords from the project. At the time of advisory publication no public exploitation of this vulnerability was known.

Affected products

Siemens AG SIMATIC STEP 7 (TIA Portal): before 15.1 — fixed in 15.1

How to fix

Upgrade to a fixed version: Siemens AG SIMATIC STEP 7 (TIA Portal) 15.1. Check the vendor advisory for mitigations.

References

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