CVE-2025-29999 Privilege escalation in Siemens License Server (SLS)
An attacker can execute arbitrary code with administrative privileges by placing a malicious executable in the application folder due to improper validation.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-29999?
CVE-2025-29999 is a medium-severity vulnerability in Siemens License Server (SLS), published on 8 Apr 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
A vulnerability has been identified in Siemens License Server (SLS) (All versions < V4.3). The affected application searches for executable files in the application folder without proper validation. This could allow an attacker to execute arbitrary code with administrative privileges by placing a malicious executable in the same directory.
Weakness: CWE-269
Which versions are affected by CVE-2025-29999?
How do I fix CVE-2025-29999?
No fix has been published for CVE-2025-29999 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-29999 being exploited?
There is no known exploitation of CVE-2025-29999 in the wild and no public exploit code.
Sources
Also known as GHSA-q45g-xfv8-qx7w.