Is CVE-2003-0167 in the CISA KEV catalog?

No. CVE-2003-0167 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2003-0167?

CVE-2003-0167 has a CVSS v2 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2003-0167?

CVE-2003-0167 has an EPSS score of 2.54% (83th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2003-0167?

Upgrade balsa on debian 11 to 2.0.10 or later.

CVE & CISA-KEV Catalog

CVE-2003-0167

HIGHEPSS 83th pctl

7.5

CVSS v2

NVD

Description

Multiple off-by-one buffer overflows in the IMAP capability for Mutt 1.3.28 and earlier, and Balsa 1.2.4 and earlier, allow a remote malicious IMAP server to cause a denial of service (crash) and possibly execute arbitrary code via a specially crafted mail folder, a different vulnerability than CVE-2003-0140.

How to fix

Remediation Available

balsaDebian

Fixed in:2.0.10CVE-2003-0167

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

2.54%probability of exploitation in 30 days

83rdpercentile

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

References

Patch2

Other references1

debian.org

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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.