CVE-2000-0331: n/a vulnerability

CVE-2000-0331: Buffer overflow in Microsoft command processor (CMD.EXE) for Windows NT and Windows 2000 allows a local use...

Buffer overflow in Microsoft command processor (CMD.EXE) for Windows NT and Windows 2000 allows a local user to cause a denial of service via a long environment variable, aka the "Malformed Environment Variable" vulnerability.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 8, 2024, 05:14 UTC (UTC+00:00)

Security readout for executives and security teams

This is a legacy Windows flaw in CMD.EXE. On Windows NT and Windows 2000, a local user could use a malformed, overly long environment variable to crash the command processor, causing denial of service. It is not described as remote code execution. Exposure is likely limited to legacy Windows NT or Windows 2000 systems, especially where untrusted or low-privileged users can log in locally or run local command sessions. Treat this as a legacy-system risk. It is unlikely to affect modern estates, but any remaining Windows NT or Windows 2000 host should be prioritized for retirement, isolation, or vendor-guided remediation. Mitigation focus: Identify and retire remaining Windows NT and Windows 2000 systems.; Review Microsoft MS00-027 and apply the vendor-provided update where applicable.; Restrict local interactive access on any remaining legacy hosts..

Prepared: Jul 12, 2026, 04:18 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

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Jul 12, 2000, 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

2Source 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
MS00-027CVE reference · vendor-advisory, x_refsource_MS

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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