Vulnerability Note VU#821865

CREDANT Mobile Guardian Shield fails to remove credentials from memory

Overview

CREDANT Mobile Guardian Shield fails to properly remove credentials from memory, which may allow an attacker to obtain access to the Windows domain and encrypted drive contents.

I. Description

CREDANT Mobile Guardian (CMG) Shield is a component of Mobile Guardian Enterprise Edition. CMG Shield provides policy-based encryption of specified files. CMG Shield fails to properly clear credentials out of system memory. The default configuration for CMG Shield does not encrypt the Windows pagefile, which means that the credentials may be written to disk. Please see the CREDANT vendor statement below in this vulnerability note for more details.

II. Impact

An attacker with access to the contents of system memory may be able to retrieve the user's credentials, which can allow access to encrypted files.

III. Solution

Apply an update

This issue is addressed in CMG Enterprise Edition 5.2.1 SP1, which was released on May 1, 2007. Please see the CREDANT support site to obtain the update. Details for this vulnerability are available in the support post titled "Vulnerability in Credant Mobile Guardian Shield for Windows."

Systems Affected

Vendor	Status	Date Updated
CREDANT Technologies, Inc.	Vulnerable	1-Jun-2007

References

http://support.credant.com
http://secunia.com/advisories/25410/

Credit

Thanks to Michael Iacovacci for reporting this vulnerability.

This document was written by Will Dormann.

Other Information

Date Public	05/24/2007
Date First Published	06/01/2007 10:15:53 AM
Date Last Updated	06/01/2007
CERT Advisory
CVE Name	CVE-2007-2883
Metric	0.49
Document Revision	4