CVE-2001-0347: n/a vulnerability

CVE-2001-0347: Information disclosure vulnerability in Microsoft Windows 2000 telnet service allows remote attackers to de...

Information disclosure vulnerability in Microsoft Windows 2000 telnet service allows remote attackers to determine the existence of user accounts such as Guest, or log in to the server without specifying the domain name, via a malformed userid.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 8, 2024, 04:14 UTC (UTC+00:00)

Security readout for executives and security teams

This old Windows 2000 Telnet Service issue can reveal whether accounts exist and may allow login without specifying a domain name when a malformed user ID is supplied. Business urgency depends on whether any legacy Windows 2000 Telnet service remains reachable. Exposure is likely limited to legacy Windows 2000 systems running Telnet Service, especially if reachable from untrusted networks. The bundle lists affected products as unavailable, so asset validation is necessary. Treat as a legacy exposure cleanup item. Prioritize immediately if Windows 2000 Telnet is internet-facing or used on sensitive internal networks; otherwise handle through legacy risk reduction. Mitigation focus: Review Microsoft MS01-031 for vendor guidance on Windows 2000 Telnet Service.; Apply the vendor-provided fix or configuration guidance where applicable.; Disable Telnet Service where no documented business requirement exists..

Prepared: Jul 1, 2026, 08:44 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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CVE-2001-0347 mapping review

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Sep 18, 2001, 04:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

3Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
MS01-031CVE reference · vendor-advisory, x_refsource_MS
win2k-telnet-domain-authentication(6665)CVE reference · vdb-entry, x_refsource_XF

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

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