CVE-2008-3896: Infoleak
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 Software
Event History
Frequently Asked Questions
What is the severity of CVE-2008-3896?
The severity of CVE-2008-3896 is considered high due to the potential exposure of sensitive information from pre-boot authentication passwords.
How do I fix CVE-2008-3896?
To fix CVE-2008-3896, upgrade to a version of Grub Legacy later than 0.97 that does not store passwords in the BIOS Keyboard buffer.
What systems are affected by CVE-2008-3896?
CVE-2008-3896 affects all versions of Grub Legacy prior to 0.97, including 0.96, 0.95, 0.94, and earlier versions.
Can CVE-2008-3896 be exploited remotely?
CVE-2008-3896 cannot be exploited remotely as it requires local access to the system.
What types of information can be compromised by CVE-2008-3896?
CVE-2008-3896 can lead to the compromise of sensitive pre-boot authentication passwords stored in memory.