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CVE-2004-0900

• Severity: critical (CVSS 10.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 26.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2004-12-15 · updated 2026-06-16

Description

The DHCP Server service for Microsoft Windows NT 4.0 Server and Terminal Server Edition does not properly validate the length of certain messages, which allows remote attackers to execute arbitrary code via a malformed DHCP message, aka the "DHCP Request Vulnerability."

Affected products

• Microsoft Windows Nt: 4.0, 4.0-sp1, 4.0-sp2, 4.0-sp3, 4.0-sp4, 4.0-sp5 (+2)

References

• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2004/ms04-042
• https://exchange.xforce.ibmcloud.com/vulnerabilities/18342
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A3577
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A4846
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2004/ms04-042
• https://exchange.xforce.ibmcloud.com/vulnerabilities/18342
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A3577
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A4846

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