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Category:   Application (Firewall)  >   Symantec Enterprise Firewall (Raptor) Vendors:   Symantec
Symantec Enterprise Firewall IPSec IKE Processing Lets Remote Users Deny Service
SecurityTracker Alert ID:  1015247
SecurityTracker URL:  http://securitytracker.com/id/1015247
CVE Reference:   GENERIC-MAP-NOMATCH   (Links to External Site)
Date:  Nov 22 2005
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 8.0
Description:   A vulnerability was reported in Symantec Enterprise Firewall. A remote user can cause denial of service conditions.

The software does not properly validate Internet Key Exchange (IKE) packets. A remote user can send specially crafted ISAKMP packets to trigger a buffer overflow and cause the ISAKMP daemon to crash. This will cause the dynamic VPN services to become unavailable.

A test suite developed by the University of Oulu Secure Programming Group (OUSPG) was used to discover these vulnerabilities.

Impact:   A remote user can cause denial of service conditions.
Solution:   The vendor has issued patches (SEF8.0-20051114-00 for Windows, SEF8.0-20051114-00 for Solaris), listed at:

http://www.symantec.com/techsupp/enterprise/select_product_updates.html

The vendor's advisory is available at:

http://securityresponse.symantec.com/avcenter/security/Content/2005.11.21.html

Vendor URL:  securityresponse.symantec.com/avcenter/security/Content/2005.11.21.html (Links to External Site)
Cause:   Boundary error, Exception handling error
Underlying OS:  UNIX (Solaris - SunOS), Windows (NT), Windows (2000)

Message History:   None.


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