[SA19656] IBM AIX rm_mlcache_file Arbitrary File Overwrite

TITLE:
IBM AIX rm_mlcache_file Arbitrary File Overwrite

SECUNIA ADVISORY ID:
SA19656

VERIFY ADVISORY:
http://secunia.com/advisories/19656/

CRITICAL:
Less critical

IMPACT:
Manipulation of data

WHERE:
Local system

OPERATING SYSTEM:
AIX 5.x
http://secunia.com/product/213/

DESCRIPTION:
A vulnerability has been reported in AIX, which can be exploited by
malicious, local users to perform certain actions with escalated
privileges.

The vulnerability is caused due to an unspecified error in the
"rm_mlcache_file" command and makes it possible to overwrite the
contents of arbitrary files.

SOLUTION:
Apply Interim fix until APARs are available.

Interim fix:
ftp://aix.software.ibm.com/aix/efixes/security/rm_mlcache_file_ifix.tar.Z

APAR for AIX 5.1.0:
IY82866 (available approx. 2006-07-19).

APAR for AIX 5.2.0:
IY82285 (available approx. 2006-04-26).

APAR for AIX 5.3.0:
IY82357 (available).

PROVIDED AND/OR DISCOVERED BY:
Reported by the vendor.

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