CVE-2023-25493 Privilege escalation in BIOS
A local attacker with elevated privileges can execute arbitrary code via the Lenovo BIOS update tool driver, requiring a firmware patch.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-25493?
CVE-2023-25493 is a medium-severity vulnerability in Lenovo BIOS, published on 5 Apr 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A potential vulnerability was reported in the BIOS update tool driver for some Desktop, Smart Edge, Smart Office, and ThinkStation products that could allow a local user with elevated privileges to execute arbitrary code.
Weakness: CWE-306
Which versions are affected by CVE-2023-25493?
How do I fix CVE-2023-25493?
No fix has been published for CVE-2023-25493 yet. Limit exposure of the affected software until one is available.
Is CVE-2023-25493 being exploited?
There is no known exploitation of CVE-2023-25493 in the wild and no public exploit code.
Sources
Also known as GHSA-gj98-p2xm-q3hc.