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Apache mod_tcl: Format string vulnerability

Content:

1.  Gentoo Linux Security Advisory

Version Information

Advisory Reference GLSA 200610-12 / mod_tcl
Release Date October 24, 2006
Latest Revision October 24, 2006: 01
Impact high
Exploitable remote
Package Vulnerable versions Unaffected versions Architecture(s)
www-apache/mod_tcl < 1.0.1 >= 1.0.1 All supported architectures

Related bugreports: #151359

Synopsis

A format string vulnerabilty has been found in Apache mod_tcl, which could lead to the remote execution of arbitrary code.

2.  Impact Information

Background

Apache mod_tcl is a TCL interpreting module for the Apache 2.x web server.

Description

Sparfell discovered format string errors in calls to the set_var function in tcl_cmds.c and tcl_core.c.

Impact

A remote attacker could exploit the vulnerability to execute arbitrary code with the rights of the user running the Apache server.

3.  Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All mod_tcl users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=www-apache/mod_tcl-1.0.1"

4.  References



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Page updated October 24, 2006

Summary: This is a Gentoo Linux Security Advisory

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