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Category:   OS (UNIX)  >   IBM AIX Vendors:   IBM
IBM AIX Buffer Overflow in arp Command Lets Local Users Gain Elevated Privileges
SecurityTracker Alert ID:  1018463
SecurityTracker URL:  http://securitytracker.com/id/1018463
CVE Reference:   CVE-2007-4237   (Links to External Site)
Updated:  Apr 24 2008
Original Entry Date:  Jul 26 2007
Impact:   Execution of arbitrary code via local system, Root access via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 5.2, 5.3
Description:   A vulnerability was reported in IBM AIX. A local user can obtain elevated privileges on the target system.

A local user can invoke the atm subset of the arp command to trigger a buffer overflow and execute arbitrary code with root privileges on the target system.

The vendor discovered this vulnerability during an internal audit.

Impact:   A local user can obtain root privileges on the target system.
Solution:   The vendor plans to issue the following fixes:

For 5.2.0: APAR IZ00521, available 10/31/2007
For 5.3.0: APAR IZ00510, available 08/08/2007

Interim fixes are also available at:

ftp://aix.software.ibm.com/aix/efixes/security/atm_ifix.tar.Z

Vendor URL:  www.ibm.com/ (Links to External Site)
Cause:   Boundary error

Message History:   None.


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