{"id":"UBUNTU-CVE-2018-19274","details":"Passing an absolute path to a file_exists check in phpBB before 3.2.4 allows Remote Code Execution through Object Injection by employing Phar deserialization when an attacker has access to the Admin Control Panel with founder permissions.","modified":"2025-10-24T04:47:16Z","published":"2018-11-17T13:29:00Z","upstream":["CVE-2018-19274"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-19274"},{"type":"REPORT","url":"https://www.phpbb.com/community/viewtopic.php?f=14&t=2492206"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-19274"}],"affected":[{"package":{"name":"phpbb3","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/phpbb3@3.0.12-1ubuntu0.1~esm1?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.0.12-1ubuntu0.1~esm1"}]}],"versions":["3.0.11-5","3.0.12-1"],"ecosystem_specific":{"binaries":[{"binary_version":"3.0.12-1ubuntu0.1~esm1","binary_name":"phpbb3"},{"binary_version":"3.0.12-1ubuntu0.1~esm1","binary_name":"phpbb3-l10n"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-19274.json"}},{"package":{"name":"phpbb3","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/phpbb3@3.0.14-1ubuntu1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.0.14-1","3.0.14-1ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_version":"3.0.14-1ubuntu1","binary_name":"phpbb3"},{"binary_version":"3.0.14-1ubuntu1","binary_name":"phpbb3-l10n"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-19274.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}