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Vulnerability record · CVE-2005-0048 · published 2 May 2005

CVE-2005-0048: Microsoft windows 2000 vulnerability

Microsoft · Windows 2000

Microsoft Windows XP SP2 and earlier, 2000 SP3 and SP4, Server 2003, and older operating systems allows remote attackers to cause a denial of service and possibly execute arbitrary code via crafted IP packets with malformed options, aka the "IP Validation Vulnerability."

7.5 CVSS 2.0 High EPSS 39% · top 1.5%
7.5CVSS 2.0 base score
39%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
14References
16 Jun 2026Last modified by NVD

Description

Microsoft Windows XP SP2 and earlier, 2000 SP3 and SP4, Server 2003, and older operating systems allows remote attackers to cause a denial of service and possibly execute arbitrary code via crafted IP packets with malformed options, aka the "IP Validation Vulnerability."

AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

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

References

LinkTags
http://www.kb.cert.org/vuls/id/233754 PatchThird Party AdvisoryUS Government Resource
http://www.us-cert.gov/cas/techalerts/TA05-102A.html PatchUS Government Resource
http://xforce.iss.net/xforce/alerts/id/192 Vendor Advisory
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2005/ms05-019
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1744
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A3824
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A4549
http://www.kb.cert.org/vuls/id/233754 PatchThird Party AdvisoryUS Government Resource
http://www.us-cert.gov/cas/techalerts/TA05-102A.html PatchUS Government Resource
http://xforce.iss.net/xforce/alerts/id/192 Vendor Advisory
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2005/ms05-019
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1744
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A3824
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A4549

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

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Source: NIST National Vulnerability Database (record CVE-2005-0048), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.