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Category:   Application (Generic)  >   Citrix ICA Client Vendors:   Citrix
Citrix Program Neighborhood Client Buffer Overflow in Processing Application Names May Let Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1015373
SecurityTracker URL:  http://securitytracker.com/id/1015373
CVE Reference:   CVE-2005-3652   (Links to External Site)
Date:  Dec 16 2005
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): Citrix Program Neighborhood version 9.1 and prior versions
Description:   A vulnerability was reported in the Citrix Program Neighborhood client. A remote user may be able to cause arbitrary code to be executed on the target user's system.

The UDP-based application enumeration mechanism contains a vulnerability. A remote user (application) can return a long, specially crafted application name to the connected client to trigger a buffer overflow and execute arbitrary code.

The Citrix Web client and the Citrix Program Neighborhood Agent client are not affected.

The vendor credits iDEFENSE with reporting this vulnerability.

Impact:   A remote user can cause arbitrary code to be executed on the target user's system.
Solution:   The vendor has issued a fixed version (9.150) of the Program Neighborhood client, available at:

http://www.citrix.com/English/SS/downloads/downloads.asp?dID=2755

Vendor URL:  support.citrix.com/article/CTX108354 (Links to External Site)
Cause:   Boundary error
Underlying OS:  Windows (Any)

Message History:   None.


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