NSD NULL Pointer Dereference CVE-2012-2978 Remote Denial of Service Vulnerability

Bugtraq ID:	54606
Class:	Failure to Handle Exceptional Conditions
CVE:	CVE-2012-2978
Remote:	Yes
Local:	No
Published:	Jul 19 2012 12:00AM
Updated:	Apr 13 2015 09:29PM
Credit:	Marek Vavrusa and Lubos Slovak of CZ.NIC Labs.
Vulnerable:	NLnet Labs NSD 3.2.11 Debian Linux 6.0 sparc Debian Linux 6.0 s/390 Debian Linux 6.0 powerpc Debian Linux 6.0 mips Debian Linux 6.0 ia-64 Debian Linux 6.0 ia-32 Debian Linux 6.0 arm Debian Linux 6.0 amd64
Not Vulnerable:	NLnet Labs NSD 3.2.12

NSD NULL Pointer Dereference CVE-2012-2978 Remote Denial of Service Vulnerability

NSD is prone to a denial-of-service vulnerability.

Attackers can exploit this issue to trigger a NULL-pointer dereference error and cause a system crash, denying service to legitimate users.

NSD versions prior to 3.2.12 are vulnerable.

NSD NULL Pointer Dereference CVE-2012-2978 Remote Denial of Service Vulnerability

Attackers can use readily available networking tools to exploit this issue.

NSD NULL Pointer Dereference CVE-2012-2978 Remote Denial of Service Vulnerability

Solution:
Vendor updates are available. Please see the references for more information.

NSD NULL Pointer Dereference CVE-2012-2978 Remote Denial of Service Vulnerability

References:

• NSD 3.2.12 Release (NLnet Labs)
  
• NSD Homepage (NLnet Labs)
  
• NSD denial of service vulnerability (NLnet Labs)