Ubuntu 12.04 LTS / 14.04 LTS / 15.04 / 15.10 : grub2 vulnerability (USN-2836-1)
Medium Nessus Plugin ID 87408
SynopsisThe remote Ubuntu host is missing a security-related patch.
DescriptionHector Marco and Ismael Ripoll discovered that GRUB incorrectly handled the backspace key when configured to use authentication. A local attacker could use this issue to bypass GRUB password protection.
Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
SolutionUpdate the affected grub2-common package.