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7.5
CVSSv2

CVE-2003-0139

Published: 24/03/2003 Updated: 19/10/2018
CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10
VMScore: 668
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
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Vulnerability Summary

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 malicious user to create krb4 tickets for unauthorized principals using a cut-and-paste attack and "ticket splicing."

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mit kerberos 4

Vendor Advisories

Debian Security Advisories: DSA-273-1 krb4 -- Cryptographic weakness
A cryptographic weakness in version 4 of the Kerberos protocol allows an attacker to use a chosen-plaintext attack to impersonate any principal in a realm Additional cryptographic weaknesses in the krb4 implementation permit the use of cut-and-paste attacks to fabricate krb4 tickets for unauthorized client principals if triple-DES keys are used to ...

References

NVD-CWE-Otherhttp://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2003-004-krb4.txthttp://www.kb.cert.org/vuls/id/442569http://www.debian.org/security/2003/dsa-266http://www.debian.org/security/2003/dsa-273http://www.redhat.com/support/errata/RHSA-2003-051.htmlhttp://www.redhat.com/support/errata/RHSA-2003-052.htmlhttp://www.redhat.com/support/errata/RHSA-2003-091.htmlhttp://marc.info/?l=bugtraq&m=104791775804776&w=2https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A250http://www.securityfocus.com/archive/1/317130/30/25250/threadedhttp://www.securityfocus.com/archive/1/316960/30/25250/threadedhttps://nvd.nist.govhttps://www.debian.org/security/./dsa-273https://www.kb.cert.org/vuls/id/442569
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