CVE-2024-27353 Memory corruption in n/a
Memory corruption in InsydeH2O BIOS allows attackers to escalate privileges within System Management Mode.
- 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-2024-27353?
CVE-2024-27353 is a high-severity memory corruption vulnerability in n/a, published on 15 May 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A memory corruption vulnerability in SdHost and SdMmcDevice in Insyde InsydeH2O kernel 5.2 before 05.29.09, kernel 5.3 before 05.38.09, kernel 5.4 before 05.46.09, kernel 5.5 before 05.54.09, and kernel 5.6 before 05.61.09 could lead to escalating privileges in SMM.
Weakness: CWE-822
Which versions are affected by CVE-2024-27353?
How do I fix CVE-2024-27353?
No fix has been published for CVE-2024-27353 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2024-27353 being exploited?
There is no known exploitation of CVE-2024-27353 in the wild and no public exploit code.
Sources
Also known as GHSA-c76f-4g6w-3ff9.