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CVE-2006-3880

MEDIUM · CVSS 5.0EPSS 24.7%EU EUVD

Microsoft Windows NT 4.0, Windows 2000, Windows XP, and Windows Small Business Server 2003 allow remote attackers to cause a denial of service (IP stack hang) via a continuous stream of packets on TCP port 135 that have incorrect TCP header checksums and random numbers in certain TCP header fields, as demonstrated by the Achilles Windows Attack Tool. NOTE: the researcher reports that the Microsoft Security Response Center has stated "Our investigation which has included code review, review of the TCPDump, and attempts on reproing the issue on multiple fresh installs of various Windows Operating Systems have all resulted in non confirmation.

Key facts

CVSS score
5.0 (v2.0)
Severity
MEDIUM
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
EPSS score
24.7% (98th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2006-3874)
Published
July 27, 2006
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2006-3874 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

  • microsoft / windows 2000
  • microsoft / windows 2000
  • microsoft / windows 2000
  • microsoft / windows 2000
  • microsoft / windows 2000
  • microsoft / windows 2003 server
  • microsoft / windows 2003 server
  • microsoft / windows 2003 server
  • microsoft / windows 2003 server
  • microsoft / windows 2003 server
  • microsoft / windows 2003 server
  • microsoft / windows 2003 server
  • microsoft / windows 2003 server
  • microsoft / windows 2003 server
  • microsoft / windows 2003 server
  • microsoft / windows 2003 server
  • microsoft / windows 2003 server
  • microsoft / windows 2003 server
  • microsoft / windows 2003 server
  • microsoft / windows xp
  • microsoft / windows xp
  • microsoft / windows xp
  • microsoft / windows xp
  • microsoft / windows xp
  • microsoft / windows xp
  • microsoft / windows xp
  • microsoft / windows xp
  • microsoft / windows xp
  • microsoft / windows xp
  • microsoft / windows xp
  • microsoft / windows xp

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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