GlobalLink GLItemCom.DLL ActiveX Control Heap Buffer Overflow Vulnerability

Bugtraq ID:	25565
Class:	Boundary Condition Error
CVE:	CVE-2007-4802
Remote:	Yes
Local:	No
Published:	Sep 05 2007 12:00AM
Updated:	May 07 2015 05:35PM
Credit:	void is credited with the discovery of this vulnerability.
Vulnerable:	GlobalLink GlobalLink 2.7.0.8
Not Vulnerable:

GlobalLink GLItemCom.DLL ActiveX Control Heap Buffer Overflow Vulnerability

GlobalLink is prone to a heap-based buffer-overflow vulnerability because it fails to properly bounds-check user-supplied data before copying it into an insufficiently sized memory buffer.

An attacker can exploit this issue to execute arbitrary code within the context of the affected application. Failed exploit attempts will result in denial-of-service conditions.

GlobalLink 2.7.0.8 is vulnerable; other versions may also be affected.

GlobalLink GLItemCom.DLL ActiveX Control Heap Buffer Overflow Vulnerability

An attacker may exploit this issue by enticing a victim into visiting a malicious webpage.

Further investigation reveals this issue is being exploited in the wild through limited attacks.

The following exploit code is available:

• /data/vulnerabilities/exploits/25565.html

GlobalLink GLItemCom.DLL ActiveX Control Heap Buffer Overflow Vulnerability

Solution:
Currently we are not aware of any vendor-supplied patches for this issue. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

GlobalLink GLItemCom.DLL ActiveX Control Heap Buffer Overflow Vulnerability

References:

• GlobalLink Heap Buffer-Overflow Vulnerability (ph4nt0m.org)
  
• Microsoft Support Document 240797 (Microsoft)