CVE-2000-1227

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 13.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2005-06-28 · updated 2026-09-23

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.

Affected products

Microsoft Windows 2000: all versions
Microsoft Windows Nt: 4.0, 4.0-sp1, 4.0-sp2, 4.0-sp3, 4.0-sp4, 4.0-sp5 (+2)

References

http://www.securityfocus.com/archive/1/63322
http://www.securityfocus.com/bid/1301
http://www.securityfocus.com/archive/1/63322
http://www.securityfocus.com/bid/1301

Get alerted when CVE-2000-1227 or the next vulnerability affects your stack