Debian GRUB 2 'grub.cfg' Insecure File Permissions Vulnerability

BID:63749

Info

Debian GRUB 2 'grub.cfg' Insecure File Permissions Vulnerability

Bugtraq ID: 63749
Class: Design Error
CVE: CVE-2013-4577
Remote: No
Local: Yes
Published: Jul 03 2011 12:00AM
Updated: Jul 03 2011 12:00AM
Credit: Francesco Poli
Vulnerable: Debian GRUB 2 1.99-6
Not Vulnerable: Debian GRUB 2 2.00-20

Discussion

Debian GRUB 2 'grub.cfg' Insecure File Permissions Vulnerability

Debian GRUB 2 is prone to an insecure file-permission vulnerability.

A local attacker can exploit this issue by gaining access to a world-readable configuration file and extracting sensitive information from it. Such information could aid in other attacks.

Debian GRUB 2 1.99-6 is vulnerable; other versions may also be affected.

Solution / Fix

Debian GRUB 2 'grub.cfg' Insecure File Permissions Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information.

References

Debian GRUB 2 'grub.cfg' Insecure File Permissions Vulnerability

References:

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