BiosGuard Buffer Overflow and TOCTOU Vulnerability
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.7epss 0.2%
exploitation probability
0.2%top 94% of all CVEs
observed exploitation
nono source reports it
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:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:L/VI:H/VA:H/SC:L/SI:L/SA:L
Affected products
AMI · AptioV