CVE-2003-0346: n/a vulnerability

CVE-2003-0346: Multiple integer overflows in a Microsoft Windows DirectX MIDI library (QUARTZ.DLL) allow remote attackers...

Multiple integer overflows in a Microsoft Windows DirectX MIDI library (QUARTZ.DLL) allow remote attackers to execute arbitrary code via a MIDI (.mid) file with (1) large length for a Text or Copyright string, or (2) a large number of tracks, which leads to a heap-based buffer overflow.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 8, 2024, 01:50 UTC (UTC+00:00)

Security readout for executives and security teams

This old Windows DirectX flaw can let a crafted MIDI file corrupt memory and run attacker-controlled code. Business urgency depends on whether legacy Windows systems still process untrusted .mid files. The supplied sources do not show current active exploitation. Likely exposure is limited to legacy or unpatched Windows environments using the vulnerable DirectX MIDI library. The source bundle does not enumerate exact affected Windows or DirectX versions, so asset validation must rely on Microsoft MS03-030 and OVAL checks. Treat as high priority for legacy Windows estates, especially media-capable desktops or servers exposed to user-supplied files. For modern, fully patched systems, urgency is lower but should still be verified. Mitigation focus: Review Microsoft MS03-030 for the official update and affected version guidance.; Prioritize patch verification on legacy Windows systems that process media files.; Restrict or block untrusted .mid and .midi files where legacy systems remain..

Prepared: Jun 30, 2026, 09:31 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 25, 2003, 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

5Source 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:218CVE reference · vdb-entry, signature
oval:org.mitre.oval:def:1104CVE reference · vdb-entry, signature
oval:org.mitre.oval:def:1095CVE reference · vdb-entry, signature
MS03-030CVE 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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