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2003: 2,700 advisories published
2004: 3,100 advisories published
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TITLE:
Alternate pdftops Filter for CUPS Insecure Temporary Files

SECUNIA ADVISORY ID:
SA28139

VERIFY ADVISORY:
http://secunia.com/advisories/28139/

CRITICAL:
Less critical

IMPACT:
Privilege escalation

WHERE:
Local system

SOFTWARE:
Alternate pdftops Filter 1.x (script for CUPS)
http://secunia.com/product/16978/

DESCRIPTION:
A security issue has been reported in the Alternate pdftops Filter
for CUPS, which can be exploited by malicious, local users to perform
certain actions with escalated privileges. 

The security issue is caused due to the pdftops.pl file using
temporary files in an insecure manner. This can be exploited to
overwrite or delete arbitrary files via symlink attacks. 

The security issue is reported in versions prior to 1.20.

SOLUTION:
Update to version 1.20.

PROVIDED AND/OR DISCOVERED BY:
Reported in a Gentoo bug report.

ORIGINAL ADVISORY:
Gentoo:
https://bugs.gentoo.org/show_bug.cgi?id=201042

Alternate pdftops Filter:
http://www.cups.org/articles.php?L515

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