[SA21541] AIX setlocale Privilege Escalation Vulnerability

TITLE:
AIX setlocale Privilege Escalation Vulnerability

SECUNIA ADVISORY ID:
SA21541

VERIFY ADVISORY:
http://secunia.com/advisories/21541/

CRITICAL:
Less critical

IMPACT:
Privilege escalation

WHERE:
Local system

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

DESCRIPTION:
A vulnerability has been reported in IBM AIX, which can be exploited
by malicious, local users to gain escalated privileges.

The vulnerability is caused due to an unspecified error within the
"setlocale()" function of libc.a.

SOLUTION:
Apply temporary fix until APARs are available.

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

APAR for AIX 5.1.0:
IY88528 (available approx. 2006-09-06)

APAR for AIX 5.2.0:
IY88512 (available approx. 2006-09-06)

APAR for AIX 5.3.0:
IY88183 (available approx. 2006-09-06)

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

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