{"id":"CVE-2003-0093","aliases":["DEBIAN-CVE-2003-0093","DSA-261","EUVD-2003-0089","GHSA-wcfm-6r83-67px"],"status":"published","title":"The RADIUS decoder in tcpdump 3.6.2 and earlier allows remote attackers to cause a denial of...","description":"The RADIUS decoder in tcpdump 3.6.2 and earlier allows remote attackers to cause a denial of service (crash) via an invalid RADIUS packet with a header length field of 0, which causes tcpdump to generate data within an infinite loop.","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":"2026-11-07","score":0.01972,"percentile":0.80543,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2003-03-03T05:00:00Z","modified":"2026-10-22T23:47:31Z","fixes":[{"ecosystem":"Debian:12","package":"tcpdump","fixed_in":["3.7.1-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"tcpdump","fixed_in":["3.7.1-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"tcpdump","fixed_in":["3.7.1-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"tcpdump","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.7.1-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"tcpdump","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.7.1-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"tcpdump","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.7.1-1"}]}]},{"source":"osv","ecosystem":"Debian:3.0","package":"tcpdump","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.2-2.4"}]}],"bundled":2}],"products":[{"vendor":"lbl","product":"tcpdump"}],"references":[{"url":"http://www.debian.org/security/2003/dsa-261","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","advisory"]},{"url":"http://www.redhat.com/support/errata/RHSA-2003-033.html","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred","web"]},{"url":"http://www.mandrakesoft.com/security/advisories?name=MDKSA-2003:027","tags":["vendor-advisory","x_refsource_MANDRAKE","x_transferred","advisory"]},{"url":"https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=81585","tags":["x_refsource_MISC","x_transferred","Exploit","Vendor Advisory","advisory","evidence"]},{"url":"http://www.redhat.com/support/errata/RHSA-2003-214.html","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred","web"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/11324","tags":["vdb-entry","x_refsource_XF","x_transferred","web"]},{"url":"http://www.redhat.com/support/errata/RHSA-2003-032.html","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2003-0093"},{"url":"https://github.com/advisories/GHSA-wcfm-6r83-67px"},{"url":"https://security-tracker.debian.org/tracker/CVE-2003-0093","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2003-0093","description":"The RADIUS decoder in tcpdump 3.6.2 and earlier allows remote attackers to cause a denial of service (crash) via an invalid RADIUS packet with a header length field of 0, which causes tcpdump to generate data within an infinite loop.","status":"published","published":"2004-09-01T04:00:00Z","modified":"2024-08-08T01:43:35.344Z","updated_at":"2026-11-02T14:20:16.757505Z"}],"euvd":[{"id":"EUVD-2003-0089","description":"The RADIUS decoder in tcpdump 3.6.2 and earlier allows remote attackers to cause a denial of service (crash) via an invalid RADIUS packet with a header length field of 0, which causes tcpdump to generate data within an infinite loop.","status":"published","published":"2004-09-01T04:00:00Z","modified":"2024-08-08T01:43:35Z","updated_at":"2026-11-03T01:15:08.689521Z"}],"ghsa":[{"id":"GHSA-wcfm-6r83-67px","title":"The RADIUS decoder in tcpdump 3.6.2 and earlier allows remote attackers to cause a denial of...","description":"The RADIUS decoder in tcpdump 3.6.2 and earlier allows remote attackers to cause a denial of service (crash) via an invalid RADIUS packet with a header length field of 0, which causes tcpdump to generate data within an infinite loop.","status":"published","published":"2022-04-29T01:25:49Z","modified":"2023-01-30T05:00:46Z","updated_at":"2026-11-02T14:46:16.34482Z"}],"nvd":[{"id":"CVE-2003-0093","description":"The RADIUS decoder in tcpdump 3.6.2 and earlier allows remote attackers to cause a denial of service (crash) via an invalid RADIUS packet with a header length field of 0, which causes tcpdump to generate data within an infinite loop.","status":"published","published":"2003-03-03T05:00:00Z","modified":"2026-06-16T22:01:30.58Z","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":"2026-11-02T14:00:46.710758Z"}],"osv":[{"id":"CVE-2003-0093","description":"The RADIUS decoder in tcpdump 3.6.2 and earlier allows remote attackers to cause a denial of service (crash) via an invalid RADIUS packet with a header length field of 0, which causes tcpdump to generate data within an infinite loop.","status":"published","published":"2003-03-03T05:00:00Z","modified":"2026-04-10T03:35:28.826753Z","updated_at":"2026-11-02T15:43:55.998148Z"},{"id":"DEBIAN-CVE-2003-0093","description":"The RADIUS decoder in tcpdump 3.6.2 and earlier allows remote attackers to cause a denial of service (crash) via an invalid RADIUS packet with a header length field of 0, which causes tcpdump to generate data within an infinite loop.","status":"published","published":"2003-03-03T05:00:00Z","modified":"2026-10-22T23:47:31.25912652Z","updated_at":"2026-11-02T15:45:22.248131Z"},{"id":"DSA-261","title":"tcpdump - infinite loop","status":"published","published":"2003-03-14T00:00:00Z","modified":"2026-03-09T01:23:37.049025Z","updated_at":"2026-11-02T15:46:15.489951Z"}]}}