CVE-2008-3896

2008-09-0314:12:00

CWE-200

[email protected]

web.nvd.nist.gov

grub legacy

pre-boot authentication

bios keyboard buffer

vulnerability

information security

cve-2008-3896

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

5.8 Medium

AI Score

Confidence

Low

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.

Affected configurations

NVD

Node

gnugrub_legacyRange≤0.97

gnugrub_legacyMatch0.92

gnugrub_legacyMatch0.93

gnugrub_legacyMatch0.94

gnugrub_legacyMatch0.94-i386-pc

gnugrub_legacyMatch0.95

gnugrub_legacyMatch0.95-i386-pc

gnugrub_legacyMatch0.96

gnugrub_legacyMatch0.96-i386-pc

gnugrub_legacyMatch0.97-i386-pc

CPENameOperatorVersion
gnu:grub_legacygnu grub legacyle0.97
gnu:grub_legacygnu grub legacyeq0.92
gnu:grub_legacygnu grub legacyeq0.93
gnu:grub_legacygnu grub legacyeq0.94
gnu:grub_legacygnu grub legacyeq0.94-i386-pc
gnu:grub_legacygnu grub legacyeq0.95
gnu:grub_legacygnu grub legacyeq0.95-i386-pc
gnu:grub_legacygnu grub legacyeq0.96
gnu:grub_legacygnu grub legacyeq0.96-i386-pc
gnu:grub_legacygnu grub legacyeq0.97-i386-pc

CPE	Name	Operator	Version
gnu:grub_legacy	gnu grub legacy	le	0.97
gnu:grub_legacy	gnu grub legacy	eq	0.92
gnu:grub_legacy	gnu grub legacy	eq	0.93
gnu:grub_legacy	gnu grub legacy	eq	0.94
gnu:grub_legacy	gnu grub legacy	eq	0.94-i386-pc
gnu:grub_legacy	gnu grub legacy	eq	0.95
gnu:grub_legacy	gnu grub legacy	eq	0.95-i386-pc
gnu:grub_legacy	gnu grub legacy	eq	0.96
gnu:grub_legacy	gnu grub legacy	eq	0.96-i386-pc
gnu:grub_legacy	gnu grub legacy	eq	0.97-i386-pc