CVE-2008-3896

2008-09-0300:00:00

ubuntu.com

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:L/Au:N/C:P/I:N/A:N

0.0004 Low

EPSS

Percentile

5.1%

JSON

Grub Legacy 0.97 and earlier stores pre-boot authentication passwords in
the BIOS Keyboard buffer and does not clear this buffer before and after
use, which allows local users to obtain sensitive information by reading
the physical memory locations associated with this buffer.

Notes

Author	Note
jdstrand	requires root access to the machine, which gives access to do anything anyway (unless restricting root access via SELinux, which Ubuntu does not)
mdeslaur	let’s ignore this