High severity · published Feb 11, 2025
CVE-2024-33659
BiosGuard Buffer Overflow and TOCTOU Vulnerability
8.8
CVSS
0.2%
EPSS
No
On KEV
Description
AMI APTIOV contains a vulnerability in BIOS where an attacker may cause an Improper Input Validation by a local attacker. Successful exploitation of these vulnerabilities may lead to overwriting arbitrary memory and execute arbitrary code at SMM level, also impacting Confidentiality, Integrity, and Availability.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 5% 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_5.38 · source: vendor
AV
Aptio V · Ami
5.0 before 5.038 · source: NVD
Affected product
AP
AptioV
AMI
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