CVE-2004-0434

Name: CVE-2004-0434
Creator: NVD / NIST
Published: 2004-07-07T04:00:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 7.16%

Last modified Jun 16, 2026

CVE-2004-0434 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 7.16% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

7.16%

93.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-131

Affected Software

Vendor	Product	Versions
Heimdal Project	Heimdal	< 0.6.2
Debian	Debian Linux	3.0

References

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

Timeline

Published: Jul 7, 2004
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2004-0434?

How severe is CVE-2004-0434?

CVE-2004-0434 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 7.16% probability of exploitation in the next 30 days.

How do I fix CVE-2004-0434?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2004-0434?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST