{"id":"CVE-2010-0300","aliases":["DEBIAN-CVE-2010-0300","DSA-1980-1","EUVD-2010-0331","GHSA-42r3-wgqh-9v9h","UBUNTU-CVE-2010-0300"],"status":"published","title":"cache.c in ircd-ratbox before 2.2.9 allows remote attackers to cause a denial of service (NULL...","description":"cache.c in ircd-ratbox before 2.2.9 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a HELP command.","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":0.02247,"percentile":0.82999,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2010-01-27T00:00:00Z","modified":"2026-10-23T17:47:31Z","fixes":[{"ecosystem":"Debian:12","package":"ircd-hybrid","fixed_in":["1:7.2.2.dfsg.2-6.1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"ircd-hybrid","fixed_in":["1:7.2.2.dfsg.2-6.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"ircd-hybrid","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:7.2.2.dfsg.2-6.1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"ircd-hybrid","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:7.2.2.dfsg.2-6.1"}]}]},{"source":"osv","ecosystem":"Debian:5.0","package":"ircd-ratbox","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.8.dfsg-2+lenny1"}]}],"versions":["2.2.8.dfsg-2"],"bundled":2},{"source":"osv","ecosystem":"Debian:4.0","package":"ircd-hybrid","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:7.2.2.dfsg.2-3+etch1"}]}],"versions":["1:7.2.2.dfsg.2-3"],"bundled":2},{"source":"osv","ecosystem":"Debian:5.0","package":"ircd-hybrid","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:7.2.2.dfsg.2-4+lenny1"}]}],"versions":["1:7.2.2.dfsg.2-4"],"bundled":2}],"products":[{"vendor":"ircd-ratbox","product":"ircd-ratbox"}],"references":[{"url":"http://lists.ratbox.org/pipermail/ircd-ratbox/2010-January/000891.html","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"http://www.debian.org/security/2010/dsa-1980","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","advisory","report"]},{"url":"http://secunia.com/advisories/38383","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://security.debian.org/pool/updates/main/i/ircd-ratbox/ircd-ratbox_2.2.8.dfsg-2+lenny1.diff.gz","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://secunia.com/advisories/38210","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2010-0300"},{"url":"https://github.com/advisories/GHSA-42r3-wgqh-9v9h"},{"url":"https://security-tracker.debian.org/tracker/CVE-2010-0300","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2010-0300","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2010-0300","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2010-0300","description":"cache.c in ircd-ratbox before 2.2.9 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a HELP command.","status":"published","published":"2010-02-04T18:00:00Z","modified":"2024-08-07T00:45:12.068Z","updated_at":"2026-11-02T14:33:29.990758Z"}],"euvd":[{"id":"EUVD-2010-0331","description":"cache.c in ircd-ratbox before 2.2.9 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a HELP command.","status":"published","published":"2010-02-04T18:00:00Z","modified":"2024-08-07T00:45:12Z","updated_at":"2026-11-03T01:39:45.66674Z"}],"ghsa":[{"id":"GHSA-42r3-wgqh-9v9h","title":"cache.c in ircd-ratbox before 2.2.9 allows remote attackers to cause a denial of service (NULL...","description":"cache.c in ircd-ratbox before 2.2.9 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a HELP command.","status":"published","published":"2022-05-02T06:11:28Z","modified":"2023-02-01T05:00:30Z","updated_at":"2026-11-02T14:49:32.85027Z"}],"nvd":[{"id":"CVE-2010-0300","description":"cache.c in ircd-ratbox 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command.","status":"published","published":"2010-02-04T20:15:23.86Z","modified":"2026-10-23T17:47:31.115813536Z","updated_at":"2026-11-02T15:45:24.013654Z"},{"id":"DSA-1980-1","title":"ircd-hybrid ircd-ratbox - arbitrary code execution","status":"published","published":"2010-01-27T00:00:00Z","modified":"2026-03-09T01:21:49.777938Z","updated_at":"2026-11-02T15:46:15.108335Z"},{"id":"UBUNTU-CVE-2010-0300","description":"cache.c in ircd-ratbox before 2.2.9 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a HELP command.","status":"withdrawn","published":"2010-02-04T20:15:00Z","modified":"2025-07-16T08:10:25.911768Z","updated_at":"2026-11-02T15:54:05.838224Z"}]}}