CVE-2024-39922 Information disclosure in LOGO! 12/24RCE

Medium 5.1 Published 13 Aug 2024 Updated 14 Aug 2024

A physical attacker can retrieve plaintext user passwords from embedded storage ICs in Siemens LOGO! devices, potentially leading to unauthorized access.

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

What is CVE-2024-39922?

CVE-2024-39922 is a medium-severity vulnerability in Siemens LOGO! 12/24RCE, published on 13 Aug 2024. 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 LOGO! 12/24RCE (6ED1052-1MD08-0BA1) (All versions), LOGO! 12/24RCEo (6ED1052-2MD08-0BA1) (All versions), LOGO! 230RCE (6ED1052-1FB08-0BA1) (All versions), LOGO! 230RCEo (6ED1052-2FB08-0BA1) (All versions), LOGO! 24CE (6ED1052-1CC08-0BA1) (All versions), LOGO! 24CEo (6ED1052-2CC08-0BA1) (All versions), LOGO! 24RCE (6ED1052-1HB08-0BA1) (All versions), LOGO! 24RCEo (6ED1052-2HB08-0BA1) (All versions), SIPLUS LOGO! 12/24RCE (6AG1052-1MD08-7BA1) (All versions), SIPLUS LOGO! 12/24RCEo (6AG1052-2MD08-7BA1) (All versions), SIPLUS LOGO! 230RCE (6AG1052-1FB08-7BA1) (All versions), SIPLUS LOGO! 230RCEo (6AG1052-2FB08-7BA1) (All versions), SIPLUS LOGO! 24CE (6AG1052-1CC08-7BA1) (All versions), SIPLUS LOGO! 24CEo (6AG1052-2CC08-7BA1) (All versions), SIPLUS LOGO! 24RCE (6AG1052-1HB08-7BA1) (All versions), SIPLUS LOGO! 24RCEo (6AG1052-2HB08-7BA1) (All versions). Affected devices store user passwords in plaintext without proper protection. This could allow a physical attacker to retrieve them from the embedded storage ICs.

Weakness: CWE-256

Which versions are affected by CVE-2024-39922?

How do I fix CVE-2024-39922?

No fix has been published for CVE-2024-39922 yet. Limit exposure of the affected software until one is available.

Is CVE-2024-39922 being exploited?

There is no known exploitation of CVE-2024-39922 in the wild and no public exploit code.

Sources

Also known as GHSA-8pm7-8j9r-gr39.