Abakt Buffer Overflow in Processing Zip Files Lets Remote Users Execute Arbitrary Code
|
|
SecurityTracker Alert ID: 1016107
|
|
SecurityTracker URL: http://securitytracker.com/id?1016107
|
|
CVE Reference: CVE-2006-2161
(Links to External Site)
|
Date: May 16 2006
|
Impact: Execution of arbitrary code via network, User access via network
|
Fix Available: Yes
Vendor Confirmed: Yes
|
Advisory: Secunia Research
|
Version(s): 0.9.2 and prior versions; also 0.9.3-beta1
|
Description: A vulnerability was reported in Abakt. A remote user can cause arbitrary code to be executed on the target user's system.
A remote user can create a Zip file containing a file with specially crafted filename. When the Zip file is opened by the target
user via the "Restore Zip Archive" window, a buffer overflow will occur and arbitrary code will be executed on the target user's
system. The code will run with the privileges of the target user.
The vendor was notified on May 12, 2006.
Tan Chew Keong
of Secunia Research discovered this vulnerability.
|
Impact: A remote user can create a file that, when loaded by the target user, will execute arbitrary code on the target user's system.
|
Solution: The vendor has issued a fixed version (0.9.3-RC1), available at:
http://www.xs4all.nl/~edienske/abakt/download.html
|
Vendor URL: www.xs4all.nl/~edienske/abakt/ (Links to External Site)
|
Cause: Boundary error
|
Underlying OS: Windows (Any)
|
Reported By: Secunia Research <remove-vuln@secunia.com>
|
Message History:
None.
|
Source Message Contents
|
Date: Mon, 15 May 2006 17:51:20 +0200
From: Secunia Research <remove-vuln@secunia.com>
Subject: Secunia Research: Abakt ZIP File Handling Buffer Overflow
|
======================================================================
Secunia Research 15/05/2006
- Abakt ZIP File Handling Buffer Overflow Vulnerability -
======================================================================
Table of Contents
Affected Software....................................................1
Severity.............................................................2
Description of Vulnerability.........................................3
Solution.............................................................4
Time Table...........................................................5
Credits..............................................................6
References...........................................................7
About Secunia........................................................8
Verification.........................................................9
======================================================================
1) Affected Software
* Abakt version 0.9.2 and 0.9.3-beta1
Prior versions may also be affected.
======================================================================
2) Severity
Rating: Moderately Critical
Impact: System Access
Where: Remote
======================================================================
3) Description of Vulnerability
Secunia Research has discovered a vulnerability in Abakt, which can
be exploited by malicious people to compromise a user's system.
The vulnerability is caused due to a boundary error when listing the
contents of a ZIP archive. This can be exploited to cause a
stack-based buffer overflow when a malicious ZIP archive containing
a file with an overly long filename is opened.
The vulnerability is related to:
SA19945
Successful exploitation allows execution of arbitrary code but
requires that the user is e.g. tricked into opening a malicious ZIP
archive from within the "Restore Zip Archive" functionality.
======================================================================
4) Solution
The vulnerability has been fixed in 0.9.3-RC1.
======================================================================
5) Time Table
12/05/2006 - Initial vendor notification.
15/05/2006 - Initial vendor reply.
15/05/2006 - Public disclosure.
======================================================================
6) Credits
Discovered by Tan Chew Keong, Secunia Research.
======================================================================
7) References
SA19945:
http://secunia.com/advisories/19945/
The Common Vulnerabilities and Exposures (CVE) project has assigned
CVE-2006-2161 for the vulnerability.
======================================================================
8) About Secunia
Secunia collects, validates, assesses, and writes advisories regarding
all the latest software vulnerabilities disclosed to the public. These
advisories are gathered in a publicly available database at the
Secunia website:
http://secunia.com/
Secunia offers services to our customers enabling them to receive all
relevant vulnerability information to their specific system
configuration.
Secunia offers a FREE mailing list called Secunia Security Advisories:
http://secunia.com/secunia_security_advisories/
======================================================================
9) Verification
Please verify this advisory by visiting the Secunia website:
http://secunia.com/secunia_research/2006-31/advisory/
Complete list of vulnerability reports published by Secunia Research:
http://secunia.com/secunia_research/
======================================================================
|
|
