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CVE-2000-1227

Windows NT 4.0 and Windows 2000 hosts allow remote attackers to cause a denial of service ...

5.0 Medium

CVE-2000-1227 is a medium vulnerability (CVSS 5.0) in Microsoft Windows 2000, published December 31, 2000. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 13.0%, the 96th percentile. No source names a fixed version.

What does this mean?
Severity
5.0 MediumCVSS 2.0, NVD
Exploit chance
13.0%EPSS, 96th percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
No fix listedNo source names one

Description

Windows NT 4.0 and Windows 2000 hosts allow remote attackers to cause a denial of service (unavailable connections) by sending multiple SMB SMBnegprots requests but not reading the response that is sent back.

Exploit likelihood

13.0%Up 3.2 points since Feb 4, 2022
90%50%10%1%

Affected products

What each source reports

NVD Score used5.0

Windows NT 4.0 and Windows 2000 hosts allow remote attackers to cause a denial of service (unavailable connections) by sending multiple SMB SMBnegprots requests but not reading the response that is sent back.

Record
CVE-2000-1227
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Updated
2026-11-02
CVE ListNo score

Windows NT 4.0 and Windows 2000 hosts allow remote attackers to cause a denial of service (unavailable connections) by sending multiple SMB SMBnegprots requests but not reading the response that is sent back.

Record
CVE-2000-1227
Updated
2026-11-02
EUVDEUVD-2000-1209No score

Windows NT 4.0 and Windows 2000 hosts allow remote attackers to cause a denial of service (unavailable connections) by sending multiple SMB SMBnegprots requests but not reading the response that is sent back.

Record
EUVD-2000-1209
Updated
2026-11-03
GitHub AdvisoriesGHSA-56gc-8w28-j7xmNo score

Windows NT 4.0 and Windows 2000 hosts allow remote attackers to cause a denial of service ...

Windows NT 4.0 and Windows 2000 hosts allow remote attackers to cause a denial of service (unavailable connections) by sending multiple SMB SMBnegprots requests but not reading the response that is sent back.

Record
GHSA-56gc-8w28-j7xm
Updated
2026-11-02

History

History
RecordedChangedSources
facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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