CVE-2023-43503 Information disclosure in COMOS

Q: Is CVE-2023-43503 being exploited?

There is no known exploitation of CVE-2023-43503 in the wild and no public exploit code.

Q: How do I fix CVE-2023-43503?

No fix has been published for CVE-2023-43503 yet. Limit exposure of the affected software until one is available.

Low 3.5 Published 14 Nov 2023 Updated 8 Jan 2025

An attacker can read sensitive user and project information in cleartext via UDP due to insecure caching in Siemens COMOS.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-43503?

CVE-2023-43503 is a low-severity vulnerability in Siemens COMOS, published on 14 Nov 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A vulnerability has been identified in COMOS (All versions < V10.4.4). Caching system in the affected application leaks sensitive information such as user and project information in cleartext via UDP.

Weakness: CWE-319

Which versions are affected by CVE-2023-43503?

It affects 1 product.

Products include Siemens Comos.

How do I fix CVE-2023-43503?

No fix has been published for CVE-2023-43503 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-43503 being exploited?

There is no known exploitation of CVE-2023-43503 in the wild and no public exploit code.

Sources

Also known as GHSA-6356-496x-hgxh.