National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2013-4577 Detail

Description

A certain Debian patch for GNU GRUB uses world-readable permissions for grub.cfg, which allows local users to obtain password hashes, as demonstrated by reading the password_pbkdf2 directive in the file.

Source:  MITRE
Description Last Modified:  05/12/2014

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 2.1 LOW
Vector: (AV:L/AC:L/Au:N/C:P/I:N/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 3.9


Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): None
Availability (A): None
Additional Information:
Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://seclists.org/oss-sec/2013/q4/291 Patch
http://seclists.org/oss-sec/2013/q4/292 Patch
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=632598

Technical Details

Vulnerability Type (View All)

  • Permissions, Privileges, and Access Control (CWE-264)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:gnu:grub:-:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2013-4577
NVD Published Date:
05/12/2014
NVD Last Modified:
05/12/2014