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CVE-2000-1149

• Severity: high (CVSS 7.5 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 16.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2001-01-09 · updated 2026-06-16

Description

Buffer overflow in RegAPI.DLL used by Windows NT 4.0 Terminal Server allows remote attackers to execute arbitrary commands via a long username, aka the "Terminal Server Login Buffer Overflow" vulnerability.

Affected products

• Microsoft Windows Nt: terminal_server

References

• http://www.securityfocus.com/archive/1/143991
• http://www.securityfocus.com/bid/1924
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-087
• https://exchange.xforce.ibmcloud.com/vulnerabilities/5489
• http://www.securityfocus.com/archive/1/143991
• http://www.securityfocus.com/bid/1924
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-087
• https://exchange.xforce.ibmcloud.com/vulnerabilities/5489

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