IBM Informix Dynamic Server CVE-2012-4857 Buffer Overflow Vulnerability

Bugtraq ID:	56857
Class:	Boundary Condition Error
CVE:	CVE-2012-4857
Remote:	Yes
Local:	Yes
Published:	Dec 07 2012 12:00AM
Updated:	Mar 13 2013 05:35PM
Credit:	IOActive Inc
Vulnerable:	IBM Informix IDS 11.70.xC2X1 IBM Informix IDS 11.70 IBM Informix IDS 11.50
Not Vulnerable:

IBM Informix Dynamic Server CVE-2012-4857 Buffer Overflow Vulnerability

IBM Informix Dynamic Server is prone to a buffer-overflow vulnerability because it fails to perform adequate boundary-checks on user-supplied data before copying it into an insufficiently sized buffer.

An attacker with authenticated access to the database can exploit this issue to execute arbitrary code or cause the database to crash within the context of the affected server, denying service to legitimate users.

IBM Informix Dynamic Server CVE-2012-4857 Buffer Overflow Vulnerability

Currently we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

IBM Informix Dynamic Server CVE-2012-4857 Buffer Overflow Vulnerability

Solution:
Vendor updates are available. Please see the references for details.

IBM Informix Dynamic Server CVE-2012-4857 Buffer Overflow Vulnerability

References:

• IBM Homepage (IBM)