CVE-2024-39707 Missing authorization in n/a
Attackers can restore factory defaults for UEFI variables without authentication, enabling rollback attacks on affected platforms.
- 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-2024-39707?
CVE-2024-39707 is a medium-severity missing authorization vulnerability in n/a, published on 14 Nov 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Insyde IHISI function 0x49 can restore factory defaults for certain UEFI variables without further authentication by default, which could lead to a possible roll-back attack in certain platforms. This is fixed in: kernel 5.2, version 05.29.19; kernel 5.3, version 05.38.19; kernel 5.4, version 05.46.19; kernel 5.5, version 05.54.19; kernel 5.6, version 05.61.19.
Weakness: CWE-306
Which versions are affected by CVE-2024-39707?
How do I fix CVE-2024-39707?
No fix has been published for CVE-2024-39707 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-2024-39707 being exploited?
There is no known exploitation of CVE-2024-39707 in the wild and no public exploit code.
Sources
Also known as GHSA-g772-w9v5-7985.