Description
Certain weaknesses in the implementation of version 4 of the Kerberos protocol (krb4) in the krb5 distribution, when triple-DES keys are used to key krb4 services, allow an attacker to create krb4 tickets for unauthorized principals using a cut-and-paste attack and "ticket splicing."
Affected products
- MIT / kerberos4 – 4
References
- MISChttp://www.redhat.com/support/errata/RHSA-2003-052.html
- MISChttp://www.securityfocus.com/archive/1/316960/30/25250/threaded
- MISChttp://www.kb.cert.org/vuls/id/442569
- VENDOR_ADVISORYhttp://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2003-004-krb4.txt
- MISChttp://www.redhat.com/support/errata/RHSA-2003-091.html
- VENDOR_ADVISORYhttp://www.debian.org/security/2003/dsa-273
- MISChttps://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A250
- MISChttp://www.redhat.com/support/errata/RHSA-2003-051.html
- MAILING_LISThttp://marc.info/?l=bugtraq&m=104791775804776&w=2
- VENDOR_ADVISORYhttp://www.debian.org/security/2003/dsa-266
- MISChttp://www.securityfocus.com/archive/1/317130/30/25250/threaded