CVE-2009-2669

IBM AIX <6.1 - Privilege Escalation

Title source: llm

Description

A certain debugging component in IBM AIX 5.3 and 6.1 does not properly handle the (1) _LIB_INIT_DBG and (2) _LIB_INIT_DBG_FILE environment variables, which allows local users to gain privileges by leveraging a setuid-root program to create an arbitrary root-owned file with world-writable permissions, related to libC.a (aka the XL C++ runtime library) in AIX 5.3 and libc.a in AIX 6.1.

Exploits (1)

exploitdb WORKING POC VERIFIED

by Marco Ivaldi · bashlocalaix

https://www.exploit-db.com/exploits/9645

View Code ZIP pw:eip

References (12)

[Vendor Advisory] http://aix.software.ibm.com/aix/efixes/security/libC_advisory.asc

[Various Sources] http://www.ibm.com/support/docview.wss?uid=isg1IZ54090

[Various Sources] http://www.ibm.com/support/docview.wss?uid=isg1IZ54091

[Various Sources] http://www.ibm.com/support/docview.wss?uid=isg1IZ54593

[Patch, Vendor Advisory] http://www.ibm.com/support/docview.wss?uid=isg1IZ56203

[Patch, Vendor Advisory] http://www.ibm.com/support/docview.wss?uid=isg1IZ56204

[Patch, Vendor Advisory] http://www.ibm.com/support/docview.wss?uid=isg1IZ56205

[Patch, Vendor Advisory] http://www.ibm.com/support/docview.wss?uid=isg1IZ56206

[Patch] http://www.securityfocus.com/bid/35934

[Third Party Advisory] http://secunia.com/advisories/36156

[Third Party Advisory] http://www.vupen.com/english/advisories/2009/2151

[Third Party Advisory] http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=815

Scores

EPSS 0.0008

EPSS Percentile 22.9%

Details

CWE

CWE-264

Status published

Products (2)

ibm/aix 5.3

ibm/aix 6.1

Published Aug 05, 2009

Tracked Since Feb 18, 2026