CVE-2022-46354 Information disclosure in SCALANCE X204RNA (HSR)

Q: Is CVE-2022-46354 being exploited?

There is no known exploitation of CVE-2022-46354 in the wild and no public exploit code.

Q: How do I fix CVE-2022-46354?

No fix has been published for CVE-2022-46354 yet. Limit exposure of the affected software until one is available.

Medium 5.3 Published 13 Dec 2022 Updated 22 Apr 2025

Remote attackers can extract confidential session information from affected Siemens SCALANCE switches due to missing security headers in the webserver.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2022-46354?

CVE-2022-46354 is a medium-severity vulnerability in Siemens SCALANCE X204RNA (HSR), published on 13 Dec 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A vulnerability has been identified in SCALANCE X204RNA (HSR) (All versions < V3.2.7), SCALANCE X204RNA (PRP) (All versions < V3.2.7), SCALANCE X204RNA EEC (HSR) (All versions < V3.2.7), SCALANCE X204RNA EEC (PRP) (All versions < V3.2.7), SCALANCE X204RNA EEC (PRP/HSR) (All versions < V3.2.7). The webserver of an affected device is missing specific security headers. This could allow an remote attacker to extract confidential session information under certain circumstances.

Weakness: CWE-284

Which versions are affected by CVE-2022-46354?

It affects 5 products.

Products include Siemens 6gk5204-0ba00-2kb2 Firmware, Siemens 6gk5204-0ba00-2mb2 Firmware, Siemens 6gk5204-0bs00-2na3 Firmware, Siemens 6gk5204-0bs00-3la3 Firmware, Siemens 6gk5204-0bs00-3pa3 Firmware.

How do I fix CVE-2022-46354?

No fix has been published for CVE-2022-46354 yet. Limit exposure of the affected software until one is available.

Is CVE-2022-46354 being exploited?

There is no known exploitation of CVE-2022-46354 in the wild and no public exploit code.

Sources

Also known as GHSA-9vcg-jgpf-m557.