CVE-2004-0434

CRITICAL
9.8
CVSS Score
Published: May 12, 2004 at 04:00 AM UTC
Updated: June 16, 2026 at 10:05 PM UTC
2 products affected across 2 vendorsDebian LinuxHeimdal

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Severity
CRITICAL9.8
Exploit prediction
EPSS 7%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 0.6.2
Affected range stops below 0.6.2, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (6)

Vendor Advisoryx_refsource_FREEBSDBroken LinkThird Party Advisory
ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-04:09.kadmind.asc
Mailing Listx_refsource_FULLDISCBroken LinkThird Party Advisory
http://lists.grok.org.uk/pipermail/full-disclosure/2004-May/020998.html
Vendor Advisoryx_refsource_GENTOOThird Party Advisory
http://security.gentoo.org/glsa/glsa-200405-23.xml
Vendor Advisoryx_refsource_DEBIANBroken LinkPatchThird Party Advisory
http://www.debian.org/security/2004/dsa-504
VDB Entryx_refsource_XFThird Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/16071

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-131

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