CVE-2003-0109: n/a vulnerability

CVE-2003-0109: Buffer overflow in ntdll.dll on Microsoft Windows NT 4.0, Windows NT 4.0 Terminal Server Edition, Windows 2...

Buffer overflow in ntdll.dll on Microsoft Windows NT 4.0, Windows NT 4.0 Terminal Server Edition, Windows 2000, and Windows XP allows remote attackers to execute arbitrary code, as demonstrated via a WebDAV request to IIS 5.0.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 8, 2024, 01:43 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2003-0109 is a buffer overflow in Windows ntdll.dll affecting Windows NT 4.0, Windows 2000, and Windows XP. The public description says remote attackers could execute arbitrary code, demonstrated through a WebDAV request to IIS 5.0. Business urgency is highest where old Windows or IIS 5.0 systems remain reachable. Exposure is most plausible on Windows NT 4.0, Windows NT 4.0 Terminal Server Edition, Windows 2000, or Windows XP systems, especially IIS 5.0 servers with WebDAV reachable by untrusted clients. Modern exposure depends on whether such legacy assets still exist. Prioritize immediately if any affected legacy Windows or IIS 5.0 system is still reachable. If none exist, document non-exposure and monitor asset discovery for unmanaged legacy hosts. Mitigation focus: Review Microsoft MS03-007 and Q815021 guidance for the affected systems.; Apply the vendor-provided security update where those systems still exist.; Remove or isolate exposed IIS 5.0/WebDAV services pending remediation..

Prepared: Jul 1, 2026, 00:08 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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Execution behavior lookup

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CVE-2003-0109 mapping review

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Mar 18, 2003, 05:00 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
oval:org.mitre.oval:def:109CVE reference · vdb-entry, signature
MS03-007CVE 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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