{"id":"CVE-2017-11364","aliases":["EUVD-2017-2993","GHSA-q3mx-xpwh-hmpq"],"status":"published","title":"The CMS installer in Joomla! before 3.7.4 does not verify a user's ownership of a webspace, which...","description":"The CMS installer in Joomla! before 3.7.4 does not verify a user's ownership of a webspace, which allows remote authenticated users to gain control of the target application by leveraging Certificate Transparency logs.","severity":{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02182,"percentile":0.82493,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-295"],"published":"2017-08-02T14:00:00Z","modified":"2026-10-24T10:30:29Z","products":[{"vendor":"joomla","product":"joomla\\!"}],"references":[{"url":"https://twitter.com/hanno/status/890281330906247168","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://media.defcon.org/DEF%20CON%2025/DEF%20CON%2025%20presentations/DEFCON-25-Hanno-Boeck-Abusing-Certificate-Transparency-Logs.pdf","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"http://www.securitytracker.com/id/1039015","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"https://developer.joomla.org/security-centre/700-20170704-core-installer-lack-of-ownership-verification.html","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-11364"},{"url":"https://github.com/advisories/GHSA-q3mx-xpwh-hmpq"}],"sources":{"cve":[{"id":"CVE-2017-11364","description":"The CMS installer in Joomla! before 3.7.4 does not verify a user's ownership of a webspace, which allows remote authenticated users to gain control of the target application by leveraging Certificate Transparency logs.","status":"published","published":"2017-08-02T14:00:00Z","modified":"2024-08-05T18:05:30.495Z","updated_at":"2026-11-02T14:33:20.171335Z"}],"euvd":[{"id":"EUVD-2017-2993","description":"The CMS installer in Joomla! before 3.7.4 does not verify a user's ownership of a webspace, which allows remote authenticated users to gain control of the target application by leveraging Certificate Transparency logs.","status":"published","published":"2017-08-02T14:00:00Z","modified":"2024-08-05T18:05:30Z","updated_at":"2026-11-03T02:23:23.645757Z"}],"ghsa":[{"id":"GHSA-q3mx-xpwh-hmpq","title":"The CMS installer in Joomla! before 3.7.4 does not verify a user's ownership of a webspace, which...","description":"The CMS installer in Joomla! before 3.7.4 does not verify a user's ownership of a webspace, which allows remote authenticated users to gain control of the target application by leveraging Certificate Transparency logs.","status":"published","published":"2022-05-17T02:20:12Z","modified":"2023-01-27T05:04:35Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:42:29.964757Z"}],"nvd":[{"id":"CVE-2017-11364","description":"The CMS installer in Joomla! before 3.7.4 does not verify a user's ownership of a webspace, which allows remote authenticated users to gain control of the target application by leveraging Certificate Transparency logs.","status":"published","published":"2017-08-02T14:29:00.213Z","modified":"2026-06-17T01:01:41.943Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:03:54.862898Z"}],"osv":[{"id":"CVE-2017-11364","description":"The CMS installer in Joomla! before 3.7.4 does not verify a user's ownership of a webspace, which allows remote authenticated users to gain control of the target application by leveraging Certificate Transparency logs.","status":"published","published":"2017-08-02T14:29:00.213Z","modified":"2026-10-24T10:30:29.148328662Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:03.851821Z"}]}}