Rapid7 Vulnerability & Exploit Database

USN-868-1: GRUB 2 vulnerability

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USN-868-1: GRUB 2 vulnerability

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
12/01/2009
Created
07/25/2018
Added
05/06/2013
Modified
07/09/2020

Description

GNU GRand Unified Bootloader (GRUB) 2 1.97 only compares the submitted portion of a password with the actual password, which makes it easier for physically proximate attackers to conduct brute force attacks and bypass authentication by submitting a password whose length is 1.

Solution(s)

  • ubuntu-upgrade-grub2

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