National Cyber Awareness System
Vulnerability Summary for CVE-2009-4030
Original release date:11/30/2009
Last revised:01/14/2011
Source:
US-CERT/NIST
Overview
MySQL 5.1.x before 5.1.41 allows local users to bypass certain privilege checks by calling CREATE TABLE on a MyISAM table with modified (1) DATA DIRECTORY or (2) INDEX DIRECTORY arguments that are originally associated with pathnames without symlinks, and that can point to tables created at a future time at which a pathname is modified to contain a symlink to a subdirectory of the MySQL data home directory, related to incorrect calculation of the mysql_unpacked_real_data_home value. NOTE: this vulnerability exists because of an incomplete fix for CVE-2008-4098 and CVE-2008-2079.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
6.4
Exploitability Subscore:
3.4
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type:Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service
References to Advisories, Solutions, and Tools
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External Source: VUPEN
Name: ADV-2010-1107
External Source: REDHAT
Name: RHSA-2010:0110
External Source: REDHAT
Name: RHSA-2010:0109
External Source: MLIST
Name: [oss-security] 20091124 Re: mysql-5.1.41
External Source: MLIST
Name: [oss-security] 20091119 mysql-5.1.41
External Source: DEBIAN
Name: DSA-1997
External Source: UBUNTU
Name: USN-897-1
External Source: CONFIRM
Name: http://support.apple.com/kb/HT4077
External Source: SECUNIA
Name: 38573
External Source: SECUNIA
Name: 38517
External Source: OVAL
Name: oval:org.mitre.oval:def:8156
External Source: OVAL
Name: oval:org.mitre.oval:def:11116
External Source: MLIST
Name: [oss-security] 20091124 Re: mysql-5.1.41
External Source: MLIST
Name: [oss-security] 20091124 Re: mysql-5.1.41
External Source: SUSE
Name: SUSE-SR:2010:021
External Source: SUSE
Name: SUSE-SR:2010:011
External Source: MLIST
Name: [commits] 20091110 bzr commit into mysql-5.0-bugteam branch (joro:2845) Bug#32167
External Source: APPLE
Name: APPLE-SA-2010-03-29-1
External Source: CONFIRM
Name: http://dev.mysql.com/doc/refman/5.1/en/news-5-1-41.html
External Source: CONFIRM
Name: http://bugs.mysql.com/bug.php?id=32167
References to Check Content
Identifier:oval:org.mitre.oval:def:8156
Check System:http://oval.mitre.org/XMLSchema/oval-definitions-5
Identifier:oval:org.mitre.oval:def:11116
Check System:http://oval.mitre.org/XMLSchema/oval-definitions-5