CVE-2022-27194

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-04-12 · updated 2026-06-17
Weakness: CWE-400

Description

A vulnerability has been identified in SIMATIC PCS neo (Administration Console) (All versions < V3.1 SP1), SINETPLAN (All versions), TIA Portal (V15, V15.1, V16 and V17). The affected system cannot properly process specially crafted packets sent to port 8888/tcp. A remote attacker could exploit this vulnerability to cause a Denial-of-Service condition. The affected devices must be restarted manually.

Affected products

Siemens SIMATIC PCS neo: before 3.1; 3.1 — fixed in 3.1
Siemens SINETPLAN: all versions
Siemens Totally Integrated Automation Portal: 15, 15.1, 16, 17

How to fix

Upgrade to a fixed version: Siemens SIMATIC PCS neo 3.1. Check the vendor advisory for mitigations.

References

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