CVE-2000-0834

High

Description

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.

SeverityHigh

CVSS7.5

Exploit probability—

Product

Microsoft Windows

PublishedNov 14, 2000

First seenNov 14, 2000

How to fix

Vendor advisories

docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-067

Affected products

Product	Affected versions	Fixed in
microsoft windows_2000	No range specified	—

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