{"id":"CVE-2009-2425","aliases":["DEBIAN-CVE-2009-2425","EUVD-2009-2420","GHSA-g9ch-j48j-jfg7"],"status":"published","title":"Tor before 0.2.0.35 allows remote attackers to cause a denial of service (application crash) via...","description":"Tor before 0.2.0.35 allows remote attackers to cause a denial of service (application crash) via a malformed router descriptor.","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":0.02517,"percentile":0.84931,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-20"],"published":"2009-07-10T17:00:00Z","modified":"2026-10-23T17:47:31Z","fixes":[{"ecosystem":"Debian:12","package":"tor","fixed_in":["0.2.0.35-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"tor","fixed_in":["0.2.0.35-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"tor","fixed_in":["0.2.0.35-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"tor","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.2.0.35-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"tor","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.2.0.35-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"tor","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.2.0.35-1"}]}]}],"products":[{"vendor":"tor","product":"tor"}],"references":[{"url":"http://secunia.com/advisories/35546","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://archives.seul.org/or/announce/Jun-2009/msg00000.html","tags":["mailing-list","x_refsource_MLIST","x_transferred","Patch","fix"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/51376","tags":["vdb-entry","x_refsource_XF","x_transferred","web"]},{"url":"http://www.osvdb.org/55340","tags":["vdb-entry","x_refsource_OSVDB","x_transferred","Patch","fix"]},{"url":"http://www.vupen.com/english/advisories/2009/1716","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Patch","Vendor Advisory","advisory","fix"]},{"url":"http://www.securityfocus.com/bid/35505","tags":["vdb-entry","x_refsource_BID","x_transferred","Patch","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-2425"},{"url":"https://github.com/advisories/GHSA-g9ch-j48j-jfg7"},{"url":"https://security-tracker.debian.org/tracker/CVE-2009-2425","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2009-2425","description":"Tor before 0.2.0.35 allows remote attackers to cause a denial of service (application crash) via a malformed router descriptor.","status":"published","published":"2009-07-10T17:00:00Z","modified":"2024-08-07T05:52:14.676Z","updated_at":"2026-11-02T14:33:23.395558Z"}],"euvd":[{"id":"EUVD-2009-2420","description":"Tor before 0.2.0.35 allows remote attackers to cause a denial of service (application crash) via a malformed router descriptor.","status":"published","published":"2009-07-10T17:00:00Z","modified":"2024-08-07T05:52:14Z","updated_at":"2026-11-03T01:39:17.521372Z"}],"ghsa":[{"id":"GHSA-g9ch-j48j-jfg7","title":"Tor before 0.2.0.35 allows remote attackers to cause a denial of service (application crash) via...","description":"Tor before 0.2.0.35 allows remote attackers to cause a denial of service (application crash) via a malformed router descriptor.","status":"published","published":"2022-05-02T03:35:03Z","modified":"2023-01-31T05:08:42Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:49:26.159542Z"}],"nvd":[{"id":"CVE-2009-2425","description":"Tor before 0.2.0.35 allows remote attackers to cause a denial of service (application crash) via a malformed router descriptor.","status":"published","published":"2009-07-10T17:30:00.343Z","modified":"2026-06-16T23:09:25.453Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:01:36.200173Z"}],"osv":[{"id":"CVE-2009-2425","description":"Tor before 0.2.0.35 allows remote attackers to cause a denial of service (application crash) via a malformed router descriptor.","status":"published","published":"2009-07-10T17:30:00Z","modified":"2026-04-10T03:40:50.263604Z","updated_at":"2026-11-02T15:43:57.714116Z"},{"id":"DEBIAN-CVE-2009-2425","description":"Tor before 0.2.0.35 allows remote attackers to cause a denial of service (application crash) via a malformed router descriptor.","status":"published","published":"2009-07-10T17:30:00.343Z","modified":"2026-10-23T17:47:31.152293485Z","updated_at":"2026-11-02T15:45:24.013654Z"}]}}