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AIX lsmcode / update_flash Privilege Escalation Vulnerabilities
Secunia Advisory: SA20325
Release Date: 2006-05-29
Last Update: 2007-04-02
Popularity: 7,300 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-2006-2647


Description:
Two vulnerabilities have been reported in AIX, which can be exploited by malicious, local users to gain escalated privileges.

The vulnerabilities are caused due to errors within the "lsmcode" and the "update_flash" programs when handling commands that do not use absolute paths. This can be exploited to execute arbitrary code with root privileges.

Solution:
Apply APARs.

APAR IY85518 for AIX 5.1.0:
http://www-912.ibm.com/eserver/suppor...i.jsp?whichFix=APAR&fixes=IY85518

APAR IY88504 for AIX 5.2.0:
http://www-912.ibm.com/eserver/suppor...i.jsp?whichFix=APAR&fixes=IY85504

APAR IY85517 for AIX 5.3.0:
http://www-912.ibm.com/eserver/suppor...i.jsp?whichFix=APAR&fixes=IY85517

Provided and/or discovered by:
Reported by the vendor.

Changelog:
2006-06-07: Added CVE reference.
2006-06-15: Updated advisory with additional vulnerability and interim fix information.
2007-04-02: Updated "Solution" section with APAR links.

Original Advisory:
IBM:
http://www-1.ibm.com/support/docview.wss?uid=isg1IY85518
http://www-1.ibm.com/support/docview.wss?uid=isg1IY85504
http://www-1.ibm.com/support/docview.wss?uid=isg1IY85517

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