{"id":"CVE-2003-0139","aliases":["DEBIAN-CVE-2003-0139","DSA-266","DSA-273","EUVD-2003-0135","GHSA-h6r9-m8w5-h766"],"status":"published","title":"Certain weaknesses in the implementation of version 4 of the Kerberos protocol (krb4) in the krb5...","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.\"","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.04284,"percentile":0.91167,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2003-03-21T05:00:00Z","modified":"2026-10-22T23:47:19Z","fixes":[{"ecosystem":"Debian:12","package":"krb5","fixed_in":["1.2.7-3"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"krb5","fixed_in":["1.2.7-3"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"krb5","fixed_in":["1.2.7-3"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"krb5","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.7-3"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"krb5","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.7-3"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"krb5","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.7-3"}]}]},{"source":"osv","ecosystem":"Debian:3.0","package":"krb5","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.4-5woody4"}]}],"bundled":5},{"source":"osv","ecosystem":"Debian:3.0","package":"krb4","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1-8-2.3"}]}],"versions":["0.9.9-2","0.9.9-3","0.9.9-4","1.0-2","1.0-2.2","1.0-2.3","1.1-8-2"],"bundled":2}],"products":[{"vendor":"mit","product":"kerberos"}],"references":[{"url":"http://www.redhat.com/support/errata/RHSA-2003-052.html","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred","web"]},{"url":"http://www.securityfocus.com/archive/1/316960/30/25250/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","web"]},{"url":"http://www.kb.cert.org/vuls/id/442569","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","Patch","Third Party Advisory","US Government Resource","advisory","fix","web"]},{"url":"http://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2003-004-krb4.txt","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory","advisory","fix"]},{"url":"http://www.redhat.com/support/errata/RHSA-2003-091.html","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred","web"]},{"url":"http://www.debian.org/security/2003/dsa-273","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","advisory"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A250","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred","web"]},{"url":"http://www.redhat.com/support/errata/RHSA-2003-051.html","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred","web"]},{"url":"http://marc.info/?l=bugtraq\u0026m=104791775804776\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","web"]},{"url":"http://www.debian.org/security/2003/dsa-266","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","advisory"]},{"url":"http://www.securityfocus.com/archive/1/317130/30/25250/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2003-0139"},{"url":"https://github.com/advisories/GHSA-h6r9-m8w5-h766"},{"url":"https://security-tracker.debian.org/tracker/CVE-2003-0139","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2003-0139","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.\"","status":"published","published":"2003-03-21T05:00:00Z","modified":"2024-08-08T01:43:36.02Z","updated_at":"2026-11-02T14:20:16.411288Z"}],"euvd":[{"id":"EUVD-2003-0135","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.\"","status":"published","published":"2003-03-21T05:00:00Z","modified":"2024-08-08T01:43:36Z","updated_at":"2026-11-03T01:15:08.178994Z"}],"ghsa":[{"id":"GHSA-h6r9-m8w5-h766","title":"Certain weaknesses in the implementation of version 4 of the Kerberos protocol (krb4) in the krb5...","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.\"","status":"published","published":"2022-04-29T01:25:55Z","modified":"2023-01-30T05:00:47Z","updated_at":"2026-11-02T14:46:16.34482Z"}],"nvd":[{"id":"CVE-2003-0139","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.\"","status":"published","published":"2003-03-24T05:00:00Z","modified":"2026-06-16T22:01:37.633Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:00:46.710758Z"}],"osv":[{"id":"CVE-2003-0139","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.\"","status":"published","published":"2003-03-24T05:00:00Z","modified":"2026-04-10T03:35:26.466299Z","updated_at":"2026-11-02T15:43:55.998148Z"},{"id":"DEBIAN-CVE-2003-0139","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.\"","status":"published","published":"2003-03-24T05:00:00Z","modified":"2026-10-22T23:47:19.44969411Z","updated_at":"2026-11-02T15:45:22.55978Z"},{"id":"DSA-266","title":"krb5 - several vulnerabilities","status":"published","published":"2003-03-24T00:00:00Z","modified":"2026-03-09T01:22:26.172035Z","updated_at":"2026-11-02T15:46:15.489951Z"},{"id":"DSA-273","title":"krb4 - Cryptographic weakness","status":"published","published":"2003-03-28T00:00:00Z","modified":"2026-03-09T01:23:17.106642Z","updated_at":"2026-11-02T15:46:15.489951Z"}]}}