CVE-2006-5614 - Vulnerability Details - OpenCVE

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.

Published: 2006-10-31

Score: 2.6 Low

EPSS: 87.5% High

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:microsoft:windows_nt_helper_components:*:*:*:*:*:*:*:*

Configuration 2 [-]

cpe:2.3:o:microsoft:windows_xp:*:sp2:tablet_pc:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

Access Vector Network

Access Complexity High

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.87486.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://research.eeye.com/html/alerts/zeroday/20061028.html
http://secunia.com/advisories/22592
http://securitytracker.com/id?1017133
http://www.osvdb.org/30096
http://www.securityfocus.com/bid/20804
http://www.vupen.com/english/advisories/2006/4248
https://exchange.xforce.ibmcloud.com/vulnerabilities/29917
https://www.exploit-db.com/exploits/2672

History

No history.

Subscriptions

Microsoft Windows Nt Helper Components Windows Xp

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2006-10-31T01:00:00.000Z

Updated: 2024-08-07T19:55:53.619Z

Reserved: 2006-10-30T00:00:00.000Z

Link: CVE-2006-5614

Vulnrichment

No data.

NVD

Status : Modified

Published: 2006-10-31T01:07:00.000

Modified: 2026-04-23T00:35:47.467

Link: CVE-2006-5614

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

NVD-CWE-Other

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2006-10-28T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "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."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2017-10-18T16:57:01.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"name": "22592", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/22592"}, {"name": "20804", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/20804"}, {"tags": ["x_refsource_MISC"], "url": "http://research.eeye.com/html/alerts/zeroday/20061028.html"}, {"name": "2672", "tags": ["exploit", "x_refsource_EXPLOIT-DB"], "url": "https://www.exploit-db.com/exploits/2672"}, {"name": "1017133", "tags": ["vdb-entry", "x_refsource_SECTRACK"], "url": "http://securitytracker.com/id?1017133"}, {"name": "win-ipnathlp-dos(29917)", "tags": ["vdb-entry", "x_refsource_XF"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/29917"}, {"name": "ADV-2006-4248", "tags": ["vdb-entry", "x_refsource_VUPEN"], "url": "http://www.vupen.com/english/advisories/2006/4248"}, {"name": "30096", "tags": ["vdb-entry", "x_refsource_OSVDB"], "url": "http://www.osvdb.org/30096"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2006-5614", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "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."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "22592", "refsource": "SECUNIA", "url": "http://secunia.com/advisories/22592"}, {"name": "20804", "refsource": "BID", "url": "http://www.securityfocus.com/bid/20804"}, {"name": "http://research.eeye.com/html/alerts/zeroday/20061028.html", "refsource": "MISC", "url": "http://research.eeye.com/html/alerts/zeroday/20061028.html"}, {"name": "2672", "refsource": "EXPLOIT-DB", "url": "https://www.exploit-db.com/exploits/2672"}, {"name": "1017133", "refsource": "SECTRACK", "url": "http://securitytracker.com/id?1017133"}, {"name": "win-ipnathlp-dos(29917)", "refsource": "XF", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/29917"}, {"name": "ADV-2006-4248", "refsource": "VUPEN", "url": "http://www.vupen.com/english/advisories/2006/4248"}, {"name": "30096", "refsource": "OSVDB", "url": "http://www.osvdb.org/30096"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-07T19:55:53.619Z"}, "title": "CVE Program Container", "references": [{"name": "22592", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/22592"}, {"name": "20804", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/20804"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://research.eeye.com/html/alerts/zeroday/20061028.html"}, {"name": "2672", "tags": ["exploit", "x_refsource_EXPLOIT-DB", "x_transferred"], "url": "https://www.exploit-db.com/exploits/2672"}, {"name": "1017133", "tags": ["vdb-entry", "x_refsource_SECTRACK", "x_transferred"], "url": "http://securitytracker.com/id?1017133"}, {"name": "win-ipnathlp-dos(29917)", "tags": ["vdb-entry", "x_refsource_XF", "x_transferred"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/29917"}, {"name": "ADV-2006-4248", "tags": ["vdb-entry", "x_refsource_VUPEN", "x_transferred"], "url": "http://www.vupen.com/english/advisories/2006/4248"}, {"name": "30096", "tags": ["vdb-entry", "x_refsource_OSVDB", "x_transferred"], "url": "http://www.osvdb.org/30096"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2006-5614", "datePublished": "2006-10-31T01:00:00.000Z", "dateReserved": "2006-10-30T00:00:00.000Z", "dateUpdated": "2024-08-07T19:55:53.619Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:windows_nt_helper_components:*:*:*:*:*:*:*:*", "matchCriteriaId": "D3CF1DF6-F358-40D2-9023-43BCC9ED8C5E", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_xp:*:sp2:tablet_pc:*:*:*:*:*", "matchCriteriaId": "FB2BE2DE-7B06-47ED-A674-15D45448F357", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "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."}, {"lang": "es", "value": "Microsoft Windows NAT Helper Components (ipnathlp.dll) sobre Windows XP SP2, cuando Internet Connection Sharing est\u00e1 activado, permite a un atacante remoto provocar denegaci\u00f3n de servicio (caida svchost.exe) a trav\u00e9s de una consulta DNS mal formada, el cual termina en un puntero de referencia nulo."}], "id": "CVE-2006-5614", "lastModified": "2026-04-23T00:35:47.467", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "HIGH", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 2.6, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:H/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 4.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2006-10-31T01:07:00.000", "references": [{"source": "cve@mitre.org", "url": "http://research.eeye.com/html/alerts/zeroday/20061028.html"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/22592"}, {"source": "cve@mitre.org", "url": "http://securitytracker.com/id?1017133"}, {"source": "cve@mitre.org", "url": "http://www.osvdb.org/30096"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/bid/20804"}, {"source": "cve@mitre.org", "url": "http://www.vupen.com/english/advisories/2006/4248"}, {"source": "cve@mitre.org", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/29917"}, {"source": "cve@mitre.org", "url": "https://www.exploit-db.com/exploits/2672"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://research.eeye.com/html/alerts/zeroday/20061028.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/22592"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://securitytracker.com/id?1017133"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.osvdb.org/30096"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/20804"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.vupen.com/english/advisories/2006/4248"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/29917"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.exploit-db.com/exploits/2672"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}