Is CVE-2003-0581 in the CISA KEV catalog?

No. CVE-2003-0581 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2003-0581?

CVE-2003-0581 has a CVSS v2 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2003-0581?

CVE-2003-0581 has an EPSS score of 2.50% (83th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2003-0581?

Upgrade xfstt on debian 11 to 1.5-1 or later.

CVE & CISA-KEV Catalog

CVE-2003-0581

HIGHEPSS 83th pctl

7.5

CVSS v2

NVD

Description

X Fontserver for Truetype fonts (xfstt) 1.4 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a (1) FS_QueryXExtents8 or (2) FS_QueryXBitmaps8 packet, and possibly other types of packets, with a large num_ranges value, which causes an out-of-bounds array access.

How to fix

Remediation Available

xfsttDebian

Fixed in:1.5-1CVE-2003-0581

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

2.50%probability of exploitation in 30 days

83rdpercentile

Elevated risk: more likely to be exploited than 83% of all known CVEs.

References

Patch1

debian.org

Other references1

marc.info

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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.