CVE-2006-5614

Microsoft Windows NT Helper Components - Denial of Service

Title source: rule

Description

Microsoft Windows NAT Helper Components (ipnathlp.dll) on Windows XP SP2, when Internet Connection Sharing is enabled, allows remote attackers to cause a denial of service (svchost.exe crash) via a malformed DNS query, which results in a null pointer dereference.

Exploits (3)

exploitdb WORKING POC VERIFIED
by h07 · pythondoswindows
https://www.exploit-db.com/exploits/2672
exploitdb WORKING POC VERIFIED
by x82 · perldoswindows
https://www.exploit-db.com/exploits/2682
metasploit WORKING POC
by MC · rubypoc
https://github.com/rapid7/metasploit-framework/blob/master/modules/auxiliary/dos/windows/nat/nat_helper.rb

Scores

EPSS 0.8842
EPSS Percentile 99.5%

Classification

Status draft

Affected Products (2)

microsoft/windows_nt_helper_components
microsoft/windows_xp

Timeline

Published Oct 31, 2006
Tracked Since Feb 18, 2026