TSC2 Help Desk Ctab ActiveX control buffer overflow

tsc2-ctab-bo (47769) The risk level is classified as HighHigh Risk

Description:

The TSC2 Help Desk Ctab ActiveX control (c1sizer.ocx) is vulnerable to a heap-based buffer overflow when copying tab options. By persuading a victim to visit a specially-crafted Web page that adds multiple tabs with overly long captions using the AddTab() method, a remote attacker could overflow a buffer and execute arbitrary code on the system with the privileges of the victim or cause the victim's browser to crash.

*CVSS:

Base Score: 9.3
  Access Vector: Network
  Access Complexity: Medium
  Authentication: None
  Confidentiality Impact: Complete
  Integrity Impact: Complete
  Availability Impact: Complete
 
Temporal Score: 6.9
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Gain Access

Remedy:

Upgrade to the latest version of TSC2 Help Desk (4.3.1 or later), available from the Servantix Web site. See References.

References:

  • Secunia Research 07/01/2009 : TSC2 Help Desk CTab ActiveX Control Buffer Overflow.
  • Servantix Web site: Help Desk Software & Asset Management - TSC2 Help Desk.
  • BID-33148: Multiple Vendor SizerOne ActiveX Control 'AddTab' Method Buffer Overflow Vulnerability
  • CVE-2008-4827: Multiple heap-based buffer overflows in the AddTab method in the (1) Tab and (2) CTab ActiveX controls in c1sizer.ocx and the (3) TabOne ActiveX control in sizerone.ocx in ComponentOne SizerOne 8.0.20081.140, as used in ComponentOne Studio for ActiveX 2008, TSC2 Help Desk 4.1.8, SAP GUI 6.40 Patch 29 and 7.10, and possibly other products, allow remote attackers to execute arbitrary code by adding many tabs, or adding tabs with long tab captions.
  • SA32609: ComponentOne SizerOne CTab ActiveX Control Caption List Buffer Overflow
  • SA32648: TSC2 Help Desk CTab ActiveX Control Caption List Buffer Overflow
  • SA32672: SAP GUI TabOne ActiveX Control Caption List Buffer Overflow
  • SECTRACK ID: 1021529: SAP GUI Heap Overflow in 'sizerone.ocx' Lets Remote Users Execute Arbitrary Code

Platforms Affected:

  • Servantix TSC2 Help Desk 4.1.8

Reported:

Jan 07, 2009

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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