{"id":"CVE-2017-0909","aliases":["EUVD-2017-0339","GHSA-3v3c-r5v2-68ph"],"status":"published","title":"private_address_check contains Incomplete List of Disallowed Inputs","description":"The private_address_check ruby gem before 0.4.1 is vulnerable to a bypass due to an incomplete blacklist of common private/local network addresses used to prevent server-side request forgery.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.02032,"percentile":0.81202,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-184"],"published":"2017-11-16T22:00:00Z","modified":"2026-10-20T10:48:06Z","fixes":[{"ecosystem":"RubyGems","package":"private_address_check","fixed_in":["0.4.1"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"RubyGems","package":"private_address_check","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.4.1"}]}]},{"source":"osv","ecosystem":"RubyGems","package":"private_address_check","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.4.1"}]}],"versions":["0.1.0","0.2.0","0.3.0","0.4.0"]}],"products":[{"vendor":"hackerone","product":"private_address_check ruby gem"},{"vendor":"private_address_check_project","product":"private_address_check"}],"references":[{"url":"https://hackerone.com/reports/288950","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Patch","Third Party Advisory","fix","web"]},{"url":"https://github.com/jtdowney/private_address_check/pull/3","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","Third Party Advisory","report","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-0909","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-3v3c-r5v2-68ph","tags":["advisory"]},{"url":"https://github.com/jtdowney/private_address_check","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2017-0909","description":"The private_address_check ruby gem before 0.4.1 is vulnerable to a bypass due to an incomplete blacklist of common private/local network addresses used to prevent server-side request forgery.","status":"published","published":"2017-11-16T22:00:00Z","modified":"2024-09-16T16:49:03.138Z","cwes":["CWE-184"],"updated_at":"2026-11-02T14:33:22.699876Z"}],"euvd":[{"id":"EUVD-2017-0339","description":"The private_address_check ruby gem before 0.4.1 is vulnerable to a bypass due to an incomplete blacklist of common private/local network addresses used to prevent server-side request forgery.","status":"published","published":"2017-11-16T22:00:00Z","modified":"2024-09-16T16:49:03Z","updated_at":"2026-11-03T00:55:47.716817Z"}],"ghsa":[{"id":"GHSA-3v3c-r5v2-68ph","title":"private_address_check contains Incomplete List of Disallowed Inputs","description":"The private_address_check ruby gem before 0.4.1 is vulnerable to a bypass due to an incomplete blacklist of common private/local network addresses used to prevent server-side request forgery.","status":"published","published":"2017-11-30T23:14:55Z","modified":"2023-01-20T22:07:28Z","cwes":["CWE-184"],"updated_at":"2026-11-02T14:36:14.033357Z"}],"nvd":[{"id":"CVE-2017-0909","description":"The private_address_check ruby gem before 0.4.1 is vulnerable to a bypass due to an incomplete blacklist of common private/local network addresses used to prevent server-side request forgery.","status":"published","published":"2017-11-16T22:29:00.267Z","modified":"2026-06-17T00:58:30.58Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"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-184"],"updated_at":"2026-11-02T14:04:08.635428Z"}],"osv":[{"id":"CVE-2017-0909","description":"The private_address_check ruby gem before 0.4.1 is vulnerable to a bypass due to an incomplete blacklist of common private/local network addresses used to prevent server-side request forgery.","status":"published","published":"2017-11-16T22:29:00.267Z","modified":"2026-10-20T10:48:06.511616013Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:03.472693Z"},{"id":"GHSA-3v3c-r5v2-68ph","title":"private_address_check contains Incomplete List of Disallowed Inputs","description":"The private_address_check ruby gem before 0.4.1 is vulnerable to a bypass due to an incomplete blacklist of common private/local network addresses used to prevent server-side request forgery.","status":"published","published":"2017-11-30T23:14:55Z","modified":"2024-12-06T05:34:39.948583Z","cwes":["CWE-184"],"updated_at":"2026-11-02T15:46:36.092962Z"}]}}