CVE-2024-46887 Missing authorization in SIMATIC Drive Controller CPU 1504D TF
Unauthenticated attackers can access runtime information on Siemens SIMATIC devices via an unprotected web endpoint, exposing cycle times and communication load data.
- 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-2024-46887?
CVE-2024-46887 is a medium-severity missing authorization vulnerability in Siemens SIMATIC Drive Controller CPU 1504D TF, published on 8 Oct 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The web server of affected devices do not properly authenticate user request to the '/ClientArea/RuntimeInfoData.mwsl' endpoint. This could allow an unauthenticated remote attacker to gain knowledge about current actual and configured maximum cycle times as well as about configured maximum communication load.
Weakness: CWE-288
Which versions are affected by CVE-2024-46887?
How do I fix CVE-2024-46887?
No fix has been published for CVE-2024-46887 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2024-46887 being exploited?
There is no known exploitation of CVE-2024-46887 in the wild and no public exploit code.
Sources
Also known as GHSA-5qpf-cx59-xvm8.