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AIX "getconf" Command Buffer Overflow Vulnerability
Secunia Advisory: SA16996
Release Date: 2005-09-29
Last Update: 2005-10-04
Popularity: 7,239 views

Critical:
Less critical
Impact: Privilege escalation
Where: Local system
Solution Status: Vendor Patch

OS:AIX 5.x

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CVE reference:CVE-2005-3060


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

The vulnerability is caused due to an unspecified boundary error in the "getconf" command, which is part of the bos.rte.shell fileset. This can be exploited to cause a buffer overflow and allows arbitrary code execution with root privileges.

The vulnerability has been reported in AIX 5.2.0 and 5.3.0.

Solution:
Apply APARs.
http://www-1.ibm.com/servers/eserver/support/pseries/aixfixes.html

APAR for AIX 5.2.0:
IY73850 (available)

APAR for AIX 5.3.0:
IY73814 (available)

Provided and/or discovered by:
Reported by vendor.

Changelog:
2005-10-03: Added link to original advisory.
2005-10-04: Added link to US-CERT vulnerability note.

Original Advisory:
http://www-1.ibm.com/support/docview.wss?uid=isg1IY73850
http://www-1.ibm.com/support/docview.wss?uid=isg1IY73814
http://www-1.ibm.com/support/docview.wss?uid=isg1SSRVAIX53SECUR081510_575

Other References:
US-CERT VU#602300:
http://www.kb.cert.org/vuls/id/602300


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