Novell BorderManager IKE.NLM module denial of service

novell-bordermanger-ikenlm-dos (16697) The risk level is classified as MediumMedium Risk

Description:

Novell BorderManager is vulnerable to a denial of service attack, caused by a vulnerability in the processing of VPN packets. If the firewall has been configured as a VPN server and a remote attacker is running the striker ISAKMP/VPN tool, the attacker could cause the VPN server to hang in the IKE.NLM module, which would cause the VPN service to crash.


Consequences:

Denial of Service

Remedy:

Apply the fix for this vulnerability, as listed in Novell Technical Information Document TID10093576. See References.

References:

  • Novell Technical Information Document TID10093576: VPN server abend in IKE.NLM when striker ISAKMP/VPN vulnerability tool executed.
  • BID-10727: Novell BorderManager Remote Denial Of Service Vulnerability
  • BID-10728: Gattaca Server 2003 Multiple Denial Of Service Vulnerabilities
  • BID-17031: Novell BorderManager Remote Denial Of Service Vulnerability
  • CVE-2004-1457: The Virtual Private Network (VPN) capability in Novell Bordermanager 3.8 allows remote attackers to cause a denial of service (ABEND in IKE.NLM) via a malformed IKE packet, as sent by the Striker ISAKMP Protocol Test Suite.
  • SA12067: Novell Bordermanager VPN Service Unspecified Denial of Service
  • US-CERT VU#432097: Novell Bordermanager VPN Service denial-of-service vulnerability

Platforms Affected:

  • Novell BorderManager 3.8 SP1

Reported:

Jul 14, 2004

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