PT-2008-5230 · Gnu+1 · Grub Legacy+1

Jonathan Brossard · Published 2008-09-03 · Updated 2018-10-11 · CVE-2008-3896

Positive Technologies (AI Summary)

CVSS v2.0

2.1

Low

Base vector

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

Name of the Vulnerable Software and Affected Versions Grub Legacy versions 0.97 and earlier

Description The issue allows local users to obtain sensitive information by reading physical memory locations. This is due to the storage of pre-boot authentication passwords in the BIOS Keyboard buffer without proper clearing before and after use.

Recommendations For Grub Legacy versions 0.97 and earlier, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

CVE-2008-3896

Affected Products

Debian

Grub Legacy

References · 12

• https://nvd.nist.gov/vuln/detail/CVE-2008-3896 · Security Note
• https://osv.dev/vulnerability/CVE-2008-3896 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-3896 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2008-3896 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2008-3896 · Vendor Advisory
• https://security-tracker.debian.org/tracker/source-package/grub · Vendor Advisory
• https://packages.debian.org/src:grub · Note
• http://securityreason.com/securityalert/4204 · Note
• http://securityreason.com/securityalert/4206 · Note
• http://securityfocus.com/archive/1/495726/100/0/threaded · Note
• http://ivizsecurity.com/research/preboot/preboot_whitepaper.pdf · Note
• http://ivizsecurity.com/preboot-patch.html · Note