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Category:   OS (UNIX)  >   IBM AIX Vendors:   IBM
IBM AIX LDAP Authentication Flaw Lets Local Users Gain Elevated Privileges
SecurityTracker Alert ID:  1027021
SecurityTracker URL:  http://securitytracker.com/id/1027021
CVE Reference:   CVE-2012-0745   (Links to External Site)
Date:  May 4 2012
Impact:   User access via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 5.3, 6.1, and 7.1
Description:   A vulnerability was reported in IBM AIX. A local user can obtain elevated privileges on the target system.

A local user can exploit a flaw in the getpwnam() function to gain elevated privileges.

Systems configured with customer extended LDAP user filtering are affected.

Impact:   A local user can obtain elevated privileges on the target system.
Solution:   The vendor has issued a fix.

5.3.12: APAR IV18638
6.1.5: APAR IV19097
6.1.6: APAR IV19077
6.1.7: APAR IV18637
7.1.0: APAR IV19098
7.1.1: APAR IV18464

The vendor's advisory is available at:

http://aix.software.ibm.com/aix/efixes/security/ldapauth_advisory2.asc

Vendor URL:  aix.software.ibm.com/aix/efixes/security/ldapauth_advisory2.asc (Links to External Site)
Cause:   Access control error

Message History:   None.


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