Vulnerability Monitor

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CVE-2000-0834

The Windows 2000 telnet client attempts to perform NTLM authentication by default, which allows remote attackers to capture and replay the NTLM challenge/response via a telnet:// URL that points to the malicious server, aka the "Windows 2000 Telnet Client NTLM Authentication" vulnerability.

Published

2000-11-14T05:00:00.000

Last Modified

2025-04-03T01:03:51.193

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
NVD-CWE-Other

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	microsoft	windows_2000	*	Yes

References

http://www.atstake.com/research/advisories/2000/a091400-1.txt ([email protected])
http://www.securityfocus.com/bid/1683 Exploit, Patch, Vendor Advisory ([email protected])
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-067 ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/5242 ([email protected])
http://www.atstake.com/research/advisories/2000/a091400-1.txt (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/1683 Exploit, Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-067 (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/5242 (af854a3a-2127-422b-91ae-364da2661108)