Is CVE-2003-0308 in the CISA KEV catalog?

No. CVE-2003-0308 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2003-0308?

CVE-2003-0308 has a CVSS v2 base score of 7.2 (HIGH).

What is the EPSS score for CVE-2003-0308?

CVE-2003-0308 has an EPSS score of 0.40% (32th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2003-0308?

Upgrade sendmail on debian 11 to 8.12.9-2 or later.

CVE & CISA-KEV Catalog

CVE-2003-0308

HIGH

7.2

CVSS v2

NVD

Description

The Sendmail 8.12.3 package in Debian GNU/Linux 3.0 does not securely create temporary files, which could allow local users to gain additional privileges via (1) expn, (2) checksendmail, or (3) doublebounce.pl.

How to fix

Remediation Available

sendmailDebian

Fixed in:8.12.9-2CVE-2003-0308

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

0.40%probability of exploitation in 30 days

32ndpercentile

Low risk: more likely to be exploited than 32% of all known CVEs.

References

Patch1

debian.org

Other references4

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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.