CVE-2024-29216 Missing authorization in cg6kwin2k.sys
A local user can exploit an exposed IOCTL in the Sangoma driver to modify hardware firmware without administrator privileges.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-29216?
CVE-2024-29216 is a medium-severity missing authorization vulnerability in cg6kwin2k.sys, published on 25 Mar 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Exposed IOCTL with insufficient access control issue exists in cg6kwin2k.sys prior to 2.1.7.0. By sending a specific IOCTL request, a user without the administrator privilege may perform I/O to arbitrary hardware port or physical address, resulting in erasing or altering the firmware.
Weakness: CWE-522
Which versions are affected by CVE-2024-29216?
How do I fix CVE-2024-29216?
No fix has been published for CVE-2024-29216 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-2024-29216 being exploited?
There is no known exploitation of CVE-2024-29216 in the wild and no public exploit code.
Sources
Also known as GHSA-g2m6-m2m8-q4qh.