{"id":"UBUNTU-CVE-2018-8741","details":"A directory traversal flaw in SquirrelMail 1.4.22 allows an authenticated attacker to exfiltrate (or potentially delete) files from the hosting server, related to ../ in the att_local_name field in Deliver.class.php.","modified":"2025-07-16T07:39:05.041948Z","published":"2018-03-17T14:29:00Z","upstream":["CVE-2018-8741"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-8741"},{"type":"REPORT","url":"http://www.openwall.com/lists/oss-security/2018/03/17/2"},{"type":"REPORT","url":"https://gist.github.com/hannob/3c4f86863c418930ad08853c1109364e"},{"type":"REPORT","url":"https://insinuator.net/2018/03/squirrelmail-full-disclosure-troopers18/"},{"type":"REPORT","url":"https://paste.pound-python.org/show/OjSLiFTxiBrTk63jqEUu/"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-8741"}],"affected":[{"package":{"name":"squirrelmail","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/squirrelmail@2:1.4.23~svn20120406-2+deb8u3ubuntu0.16.04.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:1.4.23~svn20120406-2+deb8u3ubuntu0.16.04.1"}]}],"versions":["2:1.4.23~svn20120406-2","2:1.4.23~svn20120406-2ubuntu1","2:1.4.23~svn20120406-2ubuntu1.16.04.1","2:1.4.23~svn20120406-2+deb8u1ubuntu0.16.04.1","2:1.4.23~svn20120406-2+deb8u2build0.16.04.1","2:1.4.23~svn20120406-2+deb8u2ubuntu0.16.04.2","2:1.4.23~svn20120406-2+deb8u2ubuntu0.16.04.3"],"ecosystem_specific":{"binaries":[{"binary_version":"2:1.4.23~svn20120406-2+deb8u3ubuntu0.16.04.1","binary_name":"squirrelmail"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-8741.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}