High severity · published Nov 12, 2024
CVE-2024-33658
Buffer Overflow Vulnerability In OFBD
7.8
CVSS
0.2%
EPSS
No
On KEV
Description
APTIOV contains a vulnerability in BIOS where an attacker may cause an Improper Restriction of Operations within the Bounds of a Memory Buffer by local. Successful exploitation of this vulnerability may lead to privilege escalation and potentially arbitrary code execution, and impact Integrity.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 8% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AP
AptioV · AMI
BKS_5.0 through BKS_5.37 · source: vendor
AV
Aptio V · Ami
5.0 before 5.037 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-33658
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-33658
Vendor Advisory
https://9443417.fs1.hubspotusercontent-na1.net/hubfs/9443417/Security%20Advisories/2024/AMI-SA-2024004.pdf
More from AptioV
8.8
CVE-2025-58770
TCG2 TPM RT Not Locked Issue
8.8
CVE-2024-33659
BiosGuard Buffer Overflow and TOCTOU Vulnerability
8.8
CVE-2024-42442
Runtime Service Access outside SMRAM
8.7
CVE-2026-33197
BDS Module Bypass Secure Boot Advisory
8.3
CVE-2025-58774
UEFI OOB Write and Buffer Overflow Vulnerabilities