CVE-2023-2993 Privilege escalation in Fan Power Controller (FPC)
Authenticated low-privilege users can execute unauthorized commands via API calls on Lenovo SMM and FPC devices.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-2993?
CVE-2023-2993 is a medium-severity vulnerability in Lenovo Fan Power Controller (FPC), published on 26 Jun 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A valid, authenticated user with limited privileges may be able to use specifically crafted web management server API calls to execute a limited number of commands on SMM v1, SMM v2, and FPC that the user does not normally have sufficient privileges to execute.
Weakness: CWE-281
Which versions are affected by CVE-2023-2993?
It affects 8 products.
Products include Lenovo Nextscale N1200 Enclosure Firmware, Lenovo Thinkagile Cp-Cb-10 Firmware, Lenovo Thinkagile Cp-Cb-10e Firmware, Lenovo Thinkagile Hx Enclosure Certified Node Firmware, Lenovo Thinkagile Vx Enclosure Firmware, Lenovo Thinksystem D2 Enclosure Firmware and 2 more.
How do I fix CVE-2023-2993?
No fix has been published for CVE-2023-2993 yet. Limit exposure of the affected software until one is available.
Is CVE-2023-2993 being exploited?
There is no known exploitation of CVE-2023-2993 in the wild and no public exploit code.
Other vulnerabilities in Lenovo Fan Power Controller (FPC)
Sources
Also known as GHSA-6fq2-7qrw-4c53.