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[Full-disclosure] Secunia Research: TSC2 Help Desk CTab ActiveX Control Buffer Overflow
From: Secunia Research <remove-vuln_at_nospam>Date: Wed Jan 07 2009 - 12:52:46 GMT
To: full-disclosure@lists.grok.org.uk
Secunia Research 07/01/2009 - TSC2 Help Desk CTab ActiveX Control Buffer Overflow -
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Table of Contents Affected Software....................................................1 Severity.............................................................2 Vendor's Description of Software.....................................3 Description of Vulnerability.........................................4 Solution.............................................................5 Time Table...........................................................6 Credits..............................................................7 References...........................................................8 About Secunia........................................................9 Verification........................................................10
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1) Affected Software
- TSC2 Help Desk 4.1.8
NOTE: Other versions may also be affected.
2) Severity
Rating: Highly critical
Impact: System compromise
Where: Remote
3) Vendor's Description of Software
"TSC2 Help Desk from is full-featured, easy to use help desk software that will help you manage your support issues and assets.".
Product Link:
http://www.tsc2-helpdesk.com/
4) Description of Vulnerability
Secunia Research has discovered a vulnerability in TSC2 Help Desk, which can be exploited by malicious people to potentially compromise a user's system.
The vulnerability is caused due to a boundary error in the included CTab ActiveX control (c1sizer.ocx) when copying tab captions. This can be exploited to cause a heap-based buffer overflow by e.g. adding multiple tabs via the "AddTab()" method.
Successful exploitation may allow execution of arbitrary code.
5) Solution
Set the kill-bit for the affected ActiveX control.
6) Time Table
13/11/2008 - Vendor notified.
07/01/2009 - Public disclosure.
7) Credits
Discovered by Carsten Eiram, Secunia Research.
8) References
The Common Vulnerabilities and Exposures (CVE) project has assigned CVE-2008-4827 for the vulnerability.
9) About Secunia
Secunia offers vulnerability management solutions to corporate customers with verified and reliable vulnerability intelligence relevant to their specific system configuration:
http://secunia.com/advisories/business_solutions/
Secunia also provides a publicly accessible and comprehensive advisory database as a service to the security community and private individuals, who are interested in or concerned about IT-security.
http://secunia.com/advisories/
Secunia believes that it is important to support the community and to do active vulnerability research in order to aid improving the security and reliability of software in general:
http://secunia.com/secunia_research/
Secunia regularly hires new skilled team members. Check the URL below to see currently vacant positions:
http://secunia.com/corporate/jobs/
Secunia offers a FREE mailing list called Secunia Security Advisories:
http://secunia.com/advisories/mailing_lists/
- Verification
Please verify this advisory by visiting the Secunia website: http://secunia.com/secunia_research/2008-54/
Complete list of vulnerability reports published by Secunia Research: http://secunia.com/secunia_research/
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