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Vulnerability record · CVE-2004-0434 · published 7 July 2004

CVE-2004-0434: Heimdal project heimdal vulnerability

Heimdal Project · Heimdal

k5admind (kadmind) for Heimdal allows remote attackers to execute arbitrary code via a Kerberos 4 compatibility administration request whose framing length is less than 2, which leads to a heap-based buffer overflow.

9.8 CVSS 3.1 Critical EPSS 7.2% · top 5.9% CWE-131 · CWE-131
9.8CVSS 3.1 base score, v2 10.0
7.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
12References
16 Jun 2026Last modified by NVD

Description

k5admind (kadmind) for Heimdal allows remote attackers to execute arbitrary code via a Kerberos 4 compatibility administration request whose framing length is less than 2, which leads to a heap-based buffer overflow.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-04:09.kadmind.asc Broken LinkThird Party Advisory
http://lists.grok.org.uk/pipermail/full-disclosure/2004-May/020998.html Broken LinkThird Party Advisory
http://marc.info/?l=bugtraq&m=108386148126457&w=2 Mailing List
http://security.gentoo.org/glsa/glsa-200405-23.xml Third Party Advisory
http://www.debian.org/security/2004/dsa-504 Broken LinkPatchThird Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/16071 Third Party AdvisoryVDB Entry
ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-04:09.kadmind.asc Broken LinkThird Party Advisory
http://lists.grok.org.uk/pipermail/full-disclosure/2004-May/020998.html Broken LinkThird Party Advisory
http://marc.info/?l=bugtraq&m=108386148126457&w=2 Mailing List
http://security.gentoo.org/glsa/glsa-200405-23.xml Third Party Advisory
http://www.debian.org/security/2004/dsa-504 Broken LinkPatchThird Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/16071 Third Party AdvisoryVDB Entry

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Source: NIST National Vulnerability Database (record CVE-2004-0434), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.