CVE-2025-24007 Weak cryptography in SIRIUS 3RK3 Modular Safety System (MSS)
Attackers can retrieve and de-obfuscate safety passwords on Siemens SIRIUS devices, bypassing protection against inadvertent operating errors.
- 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-2025-24007?
CVE-2025-24007 is a high-severity vulnerability in Siemens SIRIUS 3RK3 Modular Safety System (MSS), published on 13 May 2025. 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 SIRIUS 3RK3 Modular Safety System (MSS) (All versions), SIRIUS Safety Relays 3SK2 (All versions). Affected devices only provide weak password obfuscation. An attacker with network access could retrieve and de-obfuscate the safety password used for protection against inadvertent operating errors.
Weakness: CWE-327
Which versions are affected by CVE-2025-24007?
How do I fix CVE-2025-24007?
No fix has been published for CVE-2025-24007 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-24007 being exploited?
There is no known exploitation of CVE-2025-24007 in the wild and no public exploit code.
Sources
Also known as GHSA-pjf7-53hh-vgg4.