Dell Client Platform BIOS Security Version Number Vulnerability Allowing BIOS Upgrade Denial
Vulnerability
A vulnerability exists in Dell Client Platform BIOS that allows the Security Version Number to be changed to an older version. This issue could be exploited by a high-privileged attacker with local access, potentially leading to a denial of BIOS upgrades.
Impact
Exploitation of this vulnerability could result in a denial of BIOS upgrades, preventing users from applying important updates or patches.
Remediation
Users can update to version 2.42.0 or later for the Dell Precision 5820 Tower, version 2.46.0 or later for the Dell Precision 7820 Tower and Dell Precision 7920 Tower, and version 1.18.0 or later for the Precision Tower 7865. Instructions for downloading the updates are available on the Dell Drivers & Downloads site.
Vulnerability Rating
Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.