Is CVE-2003-0346 in the CISA KEV catalog?

No. CVE-2003-0346 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2003-0346?

CVE-2003-0346 has a CVSS v2 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2003-0346?

CVE-2003-0346 has an EPSS score of 32.67% (98th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2003-0346

HIGHEPSS 98th pctl

7.5

CVSS v2

NVD

Description

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.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

32.67%probability of exploitation in 30 days

98thpercentile

Very high risk: more likely to be exploited than 98% of all known CVEs.

References

http://marc.info/?l=bugtraq&m=105899759824008&w=2
http://www.cert.org/advisories/CA-2003-18.html
http://www.kb.cert.org/vuls/id/265232
http://www.kb.cert.org/vuls/id/561284
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2003/ms03-030
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1095
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1104
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A218

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-16.