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MIT Kerberos 5 (aka krb5) 1.7 and later, an authenticated attacker can cause a KDC assertion failure by sending invalid S4U2Self or S4U2Proxy requests.","status":"published","published":"2017-08-09T18:00:00Z","modified":"2024-08-05T18:05:30.59Z","updated_at":"2026-11-02T14:33:19.848632Z"}],"euvd":[{"id":"EUVD-2017-2995","description":"In MIT Kerberos 5 (aka krb5) 1.7 and later, an authenticated attacker can cause a KDC assertion failure by sending invalid S4U2Self or S4U2Proxy requests.","status":"published","published":"2017-08-09T18:00:00Z","modified":"2024-08-05T18:05:30Z","updated_at":"2026-11-03T02:23:23.645757Z"}],"ghsa":[{"id":"GHSA-8f95-9vr9-hxf2","title":"In MIT Kerberos 5 (aka krb5) 1.7 and later, an authenticated attacker can cause a KDC assertion...","description":"In MIT Kerberos 5 (aka krb5) 1.7 and later, an authenticated attacker can cause a KDC assertion failure by sending invalid S4U2Self or S4U2Proxy 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denial of service flaw was found in MIT Kerberos krb5kdc service. 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