{"id":"CVE-2011-0283","aliases":["EUVD-2011-0309","GHSA-g47g-hw4g-7x2c"],"status":"published","title":"The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.9 allows remote attackers to...","description":"The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.9 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed request packet that does not trigger a response packet.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02624,"percentile":0.85583,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2011-02-10T17:00:00Z","modified":"2026-06-16T23:27:09Z","products":[{"vendor":"mit","product":"kerberos_5"}],"references":[{"url":"http://secunia.com/advisories/43260","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-002.txt","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://www.securityfocus.com/archive/1/516299/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.securitytracker.com/id?1025037","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://www.securityfocus.com/bid/46272","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://securityreason.com/securityalert/8073","tags":["third-party-advisory","x_refsource_SREASON","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2011/0330","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-0283"},{"url":"https://github.com/advisories/GHSA-g47g-hw4g-7x2c"}],"sources":{"cve":[{"id":"CVE-2011-0283","description":"The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.9 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed request packet that does not trigger a response packet.","status":"published","published":"2011-02-10T17:00:00Z","modified":"2024-08-06T21:51:07.68Z","updated_at":"2026-11-02T14:35:39.079595Z"}],"euvd":[{"id":"EUVD-2011-0309","description":"The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.9 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed request packet that does not trigger a response packet.","status":"published","published":"2011-02-10T17:00:00Z","modified":"2024-08-06T21:51:07Z","updated_at":"2026-11-03T01:56:00.564642Z"}],"ghsa":[{"id":"GHSA-g47g-hw4g-7x2c","title":"The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.9 allows remote attackers to...","description":"The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.9 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed request packet that does not trigger a response packet.","status":"published","published":"2022-05-13T01:28:52Z","modified":"2023-02-01T05:07:49Z","updated_at":"2026-11-02T14:50:37.203795Z"}],"nvd":[{"id":"CVE-2011-0283","description":"The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.9 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed request packet that does not trigger a response packet.","status":"published","published":"2011-02-10T18:00:55.317Z","modified":"2026-06-16T23:27:09.007Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:02:06.042049Z"}]}}