CVE-2024-33657 Smm Callout in SmmComputrace Module
Privileged attackers can execute arbitrary code, manipulate stack memory, and leak SMRAM information in AMI AptioV firmware via SMM Callout vulnerability.
- 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-2024-33657?
CVE-2024-33657 is a high-severity memory corruption vulnerability in AMI AptioV, published on 21 Aug 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
This SMM vulnerability affects certain modules, allowing privileged attackers to execute arbitrary code, manipulate stack memory, and leak information from SMRAM to kernel space, potentially leading to denial-of-service attacks.
Weakness: CWE-20
Which versions are affected by CVE-2024-33657?
It affects 1 product.
Products include Ami Aptio V.
How do I fix CVE-2024-33657?
No fix has been published for CVE-2024-33657 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-2024-33657 being exploited?
There is no known exploitation of CVE-2024-33657 in the wild and no public exploit code.
Other vulnerabilities in AMI AptioV
- CVE-2022-40250 Stack overflow vulnerability in SMI handler on SmmSmbiosElog.
- CVE-2025-33045 Legacy Serial Redirection SMRAM Vulnerabilities
- CVE-2022-26873 Memory corruption in Aptio
- CVE-2022-40261 SMM memory corruption vulnerability in OverClockSmiHandler SMM driver
- CVE-2022-40262 The arbitrary write vulnerability in S3Resume2Pei leads to arbitrary code execution during PEI phase.
Sources
Also known as GHSA-8fgq-vqp8-467c.