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Vulnerability Details : CVE-2008-3896

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.
Publish Date : 2008-09-03 Last Update Date : 2018-10-11
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Obtain Information
CWE ID 200

- Vendor Statements

Red Hat does not consider this to be a security issue. Since these operations can only be executed by root, no trust boundary is crossed as a result of this behaviour.
Source: Redhat

- Products Affected By CVE-2008-3896

# Product Type Vendor Product Version Update Edition Language
1 Application GNU Grub Legacy 0.92 Version Details Vulnerabilities
2 Application GNU Grub Legacy 0.93 Version Details Vulnerabilities
3 Application GNU Grub Legacy 0.94 Version Details Vulnerabilities
4 Application GNU Grub Legacy 0.94-i386-pc Version Details Vulnerabilities
5 Application GNU Grub Legacy 0.95 Version Details Vulnerabilities
6 Application GNU Grub Legacy 0.95-i386-pc Version Details Vulnerabilities
7 Application GNU Grub Legacy 0.96 Version Details Vulnerabilities
8 Application GNU Grub Legacy 0.96-i386-pc Version Details Vulnerabilities
9 Application GNU Grub Legacy 0.97 Version Details Vulnerabilities
10 Application GNU Grub Legacy 0.97-i386-pc Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
GNU Grub Legacy 10

- References For CVE-2008-3896
BUGTRAQ 20080825 [IVIZ-08-009] Grub Legacy Security Model bypass exploiting wrong BIOS API usage

- Metasploit Modules Related To CVE-2008-3896

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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