CVE-2025-27394 Command injection in SCALANCE LPE9403
An authenticated highly-privileged attacker can execute arbitrary code on Siemens SCALANCE LPE9403 devices due to improper input sanitization.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-27394?
CVE-2025-27394 is a high-severity command injection vulnerability in Siemens SCALANCE LPE9403, published on 11 Mar 2025. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
A vulnerability has been identified in SCALANCE LPE9403 (6GK5998-3GS00-2AC2) (All versions < V4.0). Affected devices do not properly sanitize user input when creating new SNMP users. This could allow an authenticated highly-privileged remote attacker to execute arbitrary code on the device.
Weakness: CWE-78
Which versions are affected by CVE-2025-27394?
It affects 1 product.
Products include Siemens Scalance Lpe9403 Firmware.
How do I fix CVE-2025-27394?
No fix has been published for CVE-2025-27394 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2025-27394 being exploited?
There is no known exploitation of CVE-2025-27394 in the wild and no public exploit code.
Other vulnerabilities in Siemens SCALANCE LPE9403
Sources
Also known as GHSA-8gq4-qjh3-6xgq.