CVE-2006-5614

high

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.

References

https://www.exploit-db.com/exploits/2672

https://exchange.xforce.ibmcloud.com/vulnerabilities/29917

https://euvd.enisa.europa.eu/vulnerability/EUVD-2006-5599

http://www.vupen.com/english/advisories/2006/4248

http://www.securityfocus.com/bid/20804

http://www.osvdb.org/30096

http://securitytracker.com/id?1017133

http://secunia.com/advisories/22592

http://research.eeye.com/html/alerts/zeroday/20061028.html

Details

Source: Mitre, NVD

Published: 2006-10-31

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 2.6

Vector: CVSS2#AV:N/AC:H/Au:N/C:N/I:N/A:P

Severity: Low

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

EPSS

EPSS: 0.79585