TITLE:
TkDiff Insecure Temporary File Creation Vulnerability

SECUNIA ADVISORY ID:
SA18083

VERIFY ADVISORY:
http://secunia.com/advisories/18083/

CRITICAL:
Less critical

IMPACT:
Privilege escalation

WHERE:
Local system

SOFTWARE:
TkDiff 4.x
http://secunia.com/product/6686/

DESCRIPTION:
Javier Fernandez-Sanguino Pena has reported a vulnerability in
TkDiff, which can be exploited by malicious, local users to perform
certain actions on a vulnerable system with escalated privileges.

The vulnerability is caused due to temporary files being created
insecurely in the temporary directory. This can be exploited via
symlink attacks to overwrite arbitrary files with the privileges of
the user running the affected script.

The vulnerability has been reported in versions prior to 4.1.1.

SOLUTION:
Update to version 4.1.1.
http://sourceforge.net/project/showfiles.php?group_id=64960

PROVIDED AND/OR DISCOVERED BY:
Javier Fernandez-Sanguino Pena

ORIGINAL ADVISORY:
Debian:
http://www.debian.org/security/2005/dsa-927

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