CVE-2006-5614
lowpriority · attend · 48EPSS 0.796 · 100 %ileexploit · functionalEUUSEPSS · scored 2026-10-27
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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
weaknesses
The CWE weakness classes this flaw belongs to.
exploits (3)
Public proof-of-concept and weaponised exploit code.
- EDB-2672Microsoft Windows - NAT Helper Components 'ipnathlp.dll' Remote Denial of Servicefunctional · exploit_db
- EDB-2682Microsoft Windows - NAT Helper Components Remote Denial of Servicefunctional · exploit_db
- auxiliary/dos/windows/nat/nat_helperMicrosoft Windows NAT Helper Denial of Servicefunctional · metasploit
affected products (3)
Products and version ranges known to be affected.
- microsoft windows nt helper componentsall versionsnvdUScpe:2.3:a:microsoft:windows_nt_helper_components:*:*:*:*:*:*:*:*
also known as (2)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (16)
External citations — patches, advisories, analysis.
- http://research.eeye.com/html/alerts/zeroday/20061028.htmlenisa_euvd
- http://secunia.com/advisories/22592enisa_euvd
- http://securitytracker.com/id?1017133enisa_euvd
- http://www.osvdb.org/30096enisa_euvd
- http://www.securityfocus.com/bid/20804enisa_euvd
- http://www.vupen.com/english/advisories/2006/4248enisa_euvd
- https://exchange.xforce.ibmcloud.com/vulnerabilities/29917enisa_euvd
- https://www.exploit-db.com/exploits/2672enisa_euvd
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