CVE-2000-1149

published

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.

Technical severity7.5 highCVSS 2.0 · NVD: [email protected]

Published2001-01-09Source updated 2026-11-12

Collected2026-11-121 attributed source

Fixes and workarounds

Fix

The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.

Source: [email protected]

Fix

The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.

Source: [email protected]

Fix

The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.

Source: af854a3a-2127-422b-91ae-364da2661108

Fix

The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.

Source: af854a3a-2127-422b-91ae-364da2661108

Affected products and versions

Affected products, source version ranges and reporting authorities
Product	Versions	Authority
windows_nt microsoft	terminal_server (affected, custom)	NVD

Version ranges are source assertions. Check the vendor advisory and your installed configuration before determining exposure.

NVD applicability configurations (1)

These expressions retain AND/OR operators, negation, and required environmental products. A listed product is not sufficient to establish exposure when additional conditions apply.

[
  {
    "negate": false,
    "nodes": [
      {
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:o:microsoft:windows_nt:terminal_server:*:*:*:*:*:*:*",
            "vulnerable": true
          }
        ],
        "negate": false,
        "operator": "OR"
      }
    ],
    "operator": "OR"
  }
]

CVSS assessments

CVSS scores, vectors and reporting authorities
Version / score	Vector	Authority
2.0 / 7.5 high	`AV:N/AC:L/Au:N/C:P/I:P/A:P`	NVD: [email protected]

Exploit evidence

http://www.securityfocus.com/archive/1/143991
exploit · [email protected]
http://www.securityfocus.com/archive/1/143991
exploit · af854a3a-2127-422b-91ae-364da2661108

References

http://www.securityfocus.com/archive/1/143991[email protected] · Exploit, Patch, Vendor Advisory
http://www.securityfocus.com/bid/1924[email protected] · Patch, Vendor Advisory
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-087[email protected]
https://exchange.xforce.ibmcloud.com/vulnerabilities/5489[email protected]
http://www.securityfocus.com/archive/1/143991af854a3a-2127-422b-91ae-364da2661108 · Exploit, Patch, Vendor Advisory
http://www.securityfocus.com/bid/1924af854a3a-2127-422b-91ae-364da2661108 · Patch, Vendor Advisory
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-087af854a3a-2127-422b-91ae-364da2661108
https://exchange.xforce.ibmcloud.com/vulnerabilities/5489af854a3a-2127-422b-91ae-364da2661108

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