[ GLSA 201110-23 ] Apache mod_authnz_external: SQL injection

2011-11-06T00:00:00
ID SECURITYVULNS:DOC:27267
Type securityvulns
Reporter Securityvulns
Modified 2011-11-06T00:00:00

Description


Gentoo Linux Security Advisory GLSA 201110-23


                                        http://security.gentoo.org/

Severity: Low Title: Apache mod_authnz_external: SQL injection Date: October 25, 2011 Bugs: #386165 ID: 201110-23


Synopsis

An input sanitation flaw in mod_authnz_external allows remote attacker to conduct SQL injection.

Background

mod_authnz_external is a tool for creating custom authentication backends for HTTP basic authentication.

Affected packages

-------------------------------------------------------------------
 Package              /     Vulnerable     /            Unaffected
-------------------------------------------------------------------

1 www-apache/mod_authnz_external < 3.2.6 >= 3.2.6

Description

mysql/mysql-auth.pl in mod_authnz_external does not properly sanitize input before using it in an SQL query.

Impact

A remote attacker could exploit this vulnerability to inject arbitrary SQL statements by using a specially crafted username for HTTP authentication on a site using mod_authnz_external.

Workaround

There is no known workaround at this time.

Resolution

All Apache mod_authnz_external users should upgrade to the latest version:

# emerge --sync # emerge --ask --oneshot -v ">=www-apache/mod_authnz_external-3.2.6"

References

[ 1 ] CVE-2011-2688 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-2688

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website:

http://security.gentoo.org/glsa/glsa-201110-23.xml

Concerns?

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.

License

Copyright 2011 Gentoo Foundation, Inc; referenced text belongs to its owner(s).

The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license.

http://creativecommons.org/licenses/by-sa/2.5