CVE-2001-0951

NONECVSS 0.0Weaponized

0.0

Windows 2000 allows remote attackers to cause a denial of service (CPU consumption) by flooding Internet Key Exchange (IKE) UDP port 500 with packets that contain a large number of dot characters.

CVSS v3: —
EG Score: —
EPSS: 98.1%
KEV: Not listed

Published

December 7, 2001

Last Modified

April 16, 2026

References (8)

cve@mitrehttp://marc.info/?l=bugtraq&m=100774842520403&w=2
cve@mitrehttp://marc.info/?l=bugtraq&m=100813081913496&w=2
cve@mitrehttp://www.securityfocus.com/bid/3652
cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/7667
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=100774842520403&w=2
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=100813081913496&w=2
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/3652
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/7667

Data Freshness Timeline

(refreshed 8× in last 7d / 14× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-29 13:40 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-27 13:37 UTCepss_batch
2026-05-27 13:37 UTCepss_batch
2026-05-24 16:42 UTCepss_batch
2026-05-22 21:15 UTCepss_batch
2026-05-20 22:36 UTCepss_batch
2026-05-20 11:20 UTCepss_batch
2026-05-20 11:20 UTCepss_batch
2026-05-18 21:29 UTCepss_batch
2026-05-18 21:29 UTCepss_batch

Publicly available exploits

(2 references)

Working exploit code is in the public domain (2 Exploit-DB entries). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Exploit-DBEDB-21171✓ verified
First seen Dec 11, 2001
Microsoft Windows Server 2000 - Internet Key Exchange Denial of Service (1)
Open source ↗
Exploit-DBEDB-21172✓ verified
First seen Dec 7, 2001
Microsoft Windows Server 2000 - Internet Key Exchange Denial of Service (2)
Open source ↗

Frequently asked(4)

What is CVE-2001-0951?

CVE-2001-0951 is a none vulnerability published on December 7, 2001. Windows 2000 allows remote attackers to cause a denial of service (CPU consumption) by flooding Internet Key Exchange (IKE) UDP port 500 with packets that contain a large number of dot characters.

When was CVE-2001-0951 disclosed?

CVE-2001-0951 was first published in the National Vulnerability Database on December 7, 2001, with the most recent update on April 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2001-0951 actively exploited?

CVE-2001-0951 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 98.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2001-0951?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2001-0951, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2001-0951

📅 Published

🔄 Last Modified

🔗 References (8)