CVE-2004-0644

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2004-09-28 · updated 2026-06-16

Description

The asn1buf_skiptail function in the ASN.1 decoder library for MIT Kerberos 5 (krb5) 1.2.2 through 1.3.4 allows remote attackers to cause a denial of service (infinite loop) via a certain BER encoding.

Affected products

MIT Kerberos 5: 1.2.2, 1.2.3, 1.2.4, 1.2.5, 1.2.6, 1.2.7 (+7)

References

http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000860
http://marc.info/?l=bugtraq&m=109508872524753&w=2
http://rhn.redhat.com/errata/RHSA-2004-350.html
http://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2004-003-asn1.txt
http://www.debian.org/security/2004/dsa-543
http://www.gentoo.org/security/en/glsa/glsa-200409-09.xml
http://www.kb.cert.org/vuls/id/550464
http://www.securityfocus.com/bid/11079
http://www.trustix.net/errata/2004/0045/
http://www.us-cert.gov/cas/techalerts/TA04-247A.html
https://exchange.xforce.ibmcloud.com/vulnerabilities/17160
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10014

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