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TITLE:
Tramp Insecure Temporary Files

SECUNIA ADVISORY ID:
SA27244

VERIFY ADVISORY:
http://secunia.com/advisories/27244/

CRITICAL:
Less critical

IMPACT:
Privilege escalation

WHERE:
Local system

SOFTWARE:
Tramp (Extension for Emacs) 2.x
http://secunia.com/product/16111/

DESCRIPTION:
Stefan Monnier has reported a vulnerability in Tramp, which can be
exploited by malicious, local users to perform certain actions with
escalated privileges.

The vulnerability is caused due to Tramp creating temporary files
insecurely (e.g. within the "tramp-make-tramp-temp-file" function).
This can be exploited to e.g. overwrite arbitrary files via symlink
attacks.

The vulnerability is reported in versions prior to 2.1.11.

SOLUTION:
Update to version 2.1.11.

PROVIDED AND/OR DISCOVERED BY:
Stefan Monnier

ORIGINAL ADVISORY:
http://lists.gnu.org/archive/html/emacs-devel/2007-10/msg00132.html

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