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Category:   Application (VPN)  >   strongSwan Vendors:   strongswan.org
strongSwan Null Pointer Dereference in Processing ID_DER_ASN1_DN ID Payloads Lets Remote Users Deny Service
SecurityTracker Alert ID:  1030209
SecurityTracker URL:  http://securitytracker.com/id/1030209
CVE Reference:   CVE-2014-2891   (Links to External Site)
Date:  May 8 2014
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 4.3.3 - 5.1.2
Description:   A vulnerability was reported in strongSwan. A remote user can cause denial of service conditions.

A remote user can send a specially crafted ID_DER_ASN1_DN ID payload to trigger a null pointer dereference and cause the target IKE service to crash.

Impact:   A remote user can cause the target IKE service to crash.
Solution:   The vendor has issued a fix (5.1.3).

The vendor's advisory is available at:

http://www.strongswan.org/blog/2014/05/05/strongswan-denial-of-service-vulnerability-%28cve-2014-2891%29.html

Vendor URL:  www.strongswan.org/blog/2014/05/05/strongswan-denial-of-service-vulnerability-%28cve-2014-2891%29.html (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   None.


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