{"id":"CVE-2002-2261","aliases":["DEBIAN-CVE-2002-2261","EUVD-2002-2240","GHSA-vqjv-jhp4-724w"],"status":"published","title":"Sendmail 8.9.0 through 8.12.6 allows remote attackers to bypass relaying restrictions enforced by...","description":"Sendmail 8.9.0 through 8.12.6 allows remote attackers to bypass relaying restrictions enforced by the 'check_relay' function by spoofing a blank DNS hostname.","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02004,"percentile":0.80933,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-264"],"published":"2002-12-31T05:00:00Z","modified":"2026-10-22T23:47:29Z","fixes":[{"ecosystem":"Debian:12","package":"sendmail","fixed_in":["8.12.7"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"sendmail","fixed_in":["8.12.7"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"sendmail","fixed_in":["8.12.7"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"sendmail","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.12.7"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"sendmail","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.12.7"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"sendmail","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.12.7"}]}]}],"products":[{"vendor":"sendmail","product":"sendmail"}],"references":[{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6892","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred","web"]},{"url":"http://www.sendmail.org/8.12.7.html","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory","advisory","fix"]},{"url":"http://www.vupen.com/english/advisories/2009/3539","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Vendor Advisory","advisory"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8512","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred","web"]},{"url":"http://securitytracker.com/id?1005748","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Patch","fix"]},{"url":"ftp://patches.sgi.com/support/free/security/advisories/20030101-01-P","tags":["vendor-advisory","x_refsource_SGI","x_transferred","advisory"]},{"url":"http://www.securityfocus.com/bid/6548","tags":["vdb-entry","x_refsource_BID","x_transferred","Patch","fix"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/10775","tags":["vdb-entry","x_refsource_XF","x_transferred","web"]},{"url":"http://secunia.com/advisories/7826","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2002-2261"},{"url":"https://github.com/advisories/GHSA-vqjv-jhp4-724w"},{"url":"https://security-tracker.debian.org/tracker/CVE-2002-2261","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2002-2261","description":"Sendmail 8.9.0 through 8.12.6 allows remote attackers to bypass relaying restrictions enforced by the 'check_relay' function by spoofing a blank DNS hostname.","status":"published","published":"2007-10-18T10:00:00Z","modified":"2024-08-08T03:59:11.838Z","updated_at":"2026-11-02T14:33:54.29664Z"}],"euvd":[{"id":"EUVD-2002-2240","description":"Sendmail 8.9.0 through 8.12.6 allows remote attackers to bypass relaying restrictions enforced by the 'check_relay' function by spoofing a blank DNS hostname.","status":"published","published":"2007-10-18T10:00:00Z","modified":"2024-08-08T03:59:11Z","updated_at":"2026-11-03T01:14:53.910261Z"}],"ghsa":[{"id":"GHSA-vqjv-jhp4-724w","title":"Sendmail 8.9.0 through 8.12.6 allows remote attackers to bypass relaying restrictions enforced by...","description":"Sendmail 8.9.0 through 8.12.6 allows remote attackers to bypass relaying restrictions enforced by the 'check_relay' function by spoofing a blank DNS hostname.","status":"published","published":"2022-05-03T03:08:13Z","modified":"2023-02-01T05:01:03Z","updated_at":"2026-11-02T14:49:39.648637Z"}],"nvd":[{"id":"CVE-2002-2261","description":"Sendmail 8.9.0 through 8.12.6 allows remote attackers to bypass relaying restrictions enforced by the 'check_relay' function by spoofing a blank DNS hostname.","status":"published","published":"2002-12-31T05:00:00Z","modified":"2026-06-16T22:00:58.497Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-264"],"updated_at":"2026-11-02T14:00:43.787686Z"}],"osv":[{"id":"CVE-2002-2261","description":"Sendmail 8.9.0 through 8.12.6 allows remote attackers to bypass relaying restrictions enforced by the 'check_relay' function by spoofing a blank DNS hostname.","status":"published","published":"2002-12-31T05:00:00Z","modified":"2026-04-10T03:35:09.124547Z","updated_at":"2026-11-02T15:43:55.998148Z"},{"id":"DEBIAN-CVE-2002-2261","description":"Sendmail 8.9.0 through 8.12.6 allows remote attackers to bypass relaying restrictions enforced by the 'check_relay' function by spoofing a blank DNS hostname.","status":"published","published":"2002-12-31T05:00:00Z","modified":"2026-10-22T23:47:29.744880133Z","updated_at":"2026-11-02T15:45:22.248131Z"}]}}