National Cyber-Alert System
Vulnerability Summary for CVE-2006-0056
Original release date:02/13/2006
Last revised:09/05/2008
Source:
US-CERT/NIST
Overview
Double free vulnerability in the authentication and authentication token alteration code in PAM-MySQL 0.6.x before 0.6.2 and 0.7.x before 0.7pre3 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via crafted passwords, which lead to a double free of a pointer that was created by the pam_get_item function. NOTE: this issue only occurs in certain configurations in which there are multiple PAM modules, PAM-MySQL is not evaluated first, and there are no requisite modules before PAM-MySQL.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
6.4
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Provides user account access, Allows partial confidentiality, integrity, and availability violation; Allows unauthorized disclosure of information; Allows disruption of service
References to Advisories, Solutions, and Tools
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US-CERT Vulnerability Note: VU#693909
Name: VU#693909
Type: Advisory; Patch Information
External Source: BID
Name: 16564
Type: Patch Information
External Source: VUPEN
Name: ADV-2006-0490
Type: Advisory; Patch Information
External Source: SECTRACK
Name: 1015603
Type: Patch Information
External Source: SECUNIA
Name: 18598
Type: Advisory; Patch Information
External Source: OSVDB
Name: 22995
External Source: OSVDB
Name: 22994
External Source: GENTOO
Name: GLSA-200606-18
External Source: CONFIRM
Name: http://sourceforge.net/forum/forum.php?forum_id=499394
External Source: SECUNIA
Name: 20690
Type: Advisory
External Source: MISC
Name: http://jvn.jp/cert/JVNVU%23693909/index.html