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Vulnerability record · CVE-2001-1452 · published 31 August 2001

CVE-2001-1452: Microsoft windows 2000 origin validation error vulnerability

Microsoft · Windows 2000

By default, DNS servers on Windows NT 4.0 and Windows 2000 Server cache glue records received from non-delegated name servers, which allows remote attackers to poison the DNS cache via spoofed DNS responses.

7.5 CVSS 3.1 High EPSS 9.4% · top 4.8% CWE-346 · Origin validation error
7.5CVSS 3.1 base score, v2 5.0
9.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
8References
16 Jun 2026Last modified by NVD

Description

By default, DNS servers on Windows NT 4.0 and Windows 2000 Server cache glue records received from non-delegated name servers, which allows remote attackers to poison the DNS cache via spoofed DNS responses.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://support.microsoft.com/default.aspx?scid=KB%3Ben-us%3Bq241352 Broken LinkPatchVendor Advisory
http://www.kb.cert.org/vuls/id/109475 Third Party AdvisoryUS Government Resource
http://www.securityfocus.com/bid/6791 Broken LinkThird Party AdvisoryVDB EntryVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/3675 Third Party AdvisoryVDB Entry
http://support.microsoft.com/default.aspx?scid=KB%3Ben-us%3Bq241352 Broken LinkPatchVendor Advisory
http://www.kb.cert.org/vuls/id/109475 Third Party AdvisoryUS Government Resource
http://www.securityfocus.com/bid/6791 Broken LinkThird Party AdvisoryVDB EntryVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/3675 Third Party AdvisoryVDB Entry

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2001-1452), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.