{"schemaVersion":3,"id":"CVE-2015-8770","aliases":["UBUNTU-CVE-2015-8770","DEBIAN-CVE-2015-8770","DLA-392-1","DSA-3541-1"],"status":"published","duplicateOf":null,"title":null,"description":"Directory traversal vulnerability in the set_skin function in program/include/rcmail_output_html.php in Roundcube before 1.0.8 and 1.1.x before 1.1.4 allows remote authenticated users with certain permissions to read arbitrary files or possibly execute arbitrary code via a .. (dot dot) in the _skin parameter to index.php.","dates":{"published":"2016-01-29T19:00:00.000Z","modified":"2024-08-06T08:29:21.994Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7.5,"severity":"high","version":"3.0","versionLabel":"v3.0","source":"NVD","vector":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.0","versionLabel":"v3.0","source":"NVD","score":7.5,"severity":"high","vector":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":6,"severity":"medium","vector":"AV:N/AC:M/Au:S/C:P/I:P/A:P","exploitability":null,"impact":null,"computed":false},{"version":"3.0","versionLabel":"v3.0","source":"OSV · Ubuntu","score":7.5,"severity":"high","vector":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","exploitability":4.1,"impact":9.8,"computed":true},{"version":"3.0","versionLabel":"v3.0","source":"OSV · Debian","score":7.5,"severity":"high","vector":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","exploitability":4.1,"impact":9.8,"computed":true}]},"epss":{"probability":0.22425,"percentile":0.97682,"severity":"high","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.22425},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.26203,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.22425,"percentile":0.97682}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.26203,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.22425,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.22425,"percentile":0.97682}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[{"id":"REF_2D784F4EC57728C9","name":"Exploit Reference (packetstormsecurity.com)","source":"reference","url":"http://packetstormsecurity.com/files/135274/Roundcube-1.1.3-Path-Traversal.html","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null},{"id":"REF_E0570B8A949D3C35","name":"Exploit Reference (htbridge.com)","source":"reference","url":"https://www.htbridge.com/advisory/HTB23283","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null},{"id":"39245","name":"Roundcube Webmail 1.1.3 - Directory Traversal","source":"exploit-database","url":"https://www.exploit-db.com/exploits/39245","maturity":"poc","reliabilityScore":0.5,"verified":false,"type":null,"platforms":["php"],"requiresAuth":null,"exploitdb":{"verified":false,"type":"webapps","platform":"php","file":"exploits/php/webapps/39245.txt","codes":["CVE-2015-8770","OSVDB-132194"]},"metasploit":null}],"exploitCount":3,"weaknesses":[{"id":"CWE-22","name":"Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","description":"The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.","type":"weakness","status":"Stable","abstraction":"Base","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/22.html"}],"affected":[{"vendor":"debian","product":"roundcube","name":"roundcube","label":"roundcube","ecosystem":"Debian","cpePart":null,"purl":"pkg:deb/debian/roundcube","purlType":"deb","versions":[{"text":"< 1.1.4+dfsg.1-1","noFixRecorded":false,"fixedIn":null},{"text":"< 0.3.1-6+deb6u1","noFixRecorded":false,"fixedIn":null},{"text":"< 0.7.2-9+deb7u2","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.1.4+dfsg.1-1 | < 0.3.1-6+deb6u1 | < 0.7.2-9+deb7u2","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"roundcube","name":"roundcube","label":"roundcube","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/roundcube","purlType":"deb","versions":[{"text":"< 1.1.4+dfsg.1-1","noFixRecorded":false,"fixedIn":null},{"text":"< 1.3.6+dfsg.1-1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.1.4+dfsg.1-1 | < 1.3.6+dfsg.1-1","eol":null,"hubHref":null},{"vendor":"roundcube","product":"roundcube_webmail","name":"Roundcube Webmail","label":"roundcube_webmail","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≤ 1.0.7","noFixRecorded":false,"fixedIn":null},{"text":"1.1.0","noFixRecorded":false,"fixedIn":null},{"text":"1.1.1","noFixRecorded":false,"fixedIn":null},{"text":"1.1.2","noFixRecorded":false,"fixedIn":null},{"text":"1.1.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 1.0.7 | 1.1.0 | 1.1.1 | 1.1.2 | 1.1.3","eol":null,"hubHref":"/vendor/roundcube/roundcube_webmail"}],"affectedCount":3,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://security.gentoo.org/glsa/201603-03","label":"security.gentoo.org/glsa/201603-03","hostname":"security.gentoo.org","tags":["Vendor Advisory","X Refsource GENTOO"]},{"url":"http://www.debian.org/security/2016/dsa-3541","label":"www.debian.org/security/2016/dsa-3541","hostname":"www.debian.org","tags":["Vendor Advisory","X Refsource DEBIAN"]},{"url":"http://trac.roundcube.net/changeset/10e5192a2b/github","label":"trac.roundcube.net/changeset/10e5192a2b/github","hostname":"trac.roundcube.net","tags":["X Refsource CONFIRM"]},{"url":"http://www.securityfocus.com/archive/1/537304/100/0/threaded","label":"www.securityfocus.com/archive/1/537304/100/0/threaded","hostname":"www.securityfocus.com","tags":["Mailing List","X Refsource BUGTRAQ"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00030.html","label":"lists.opensuse.org/opensuse-security-announce/2016-01/msg00030.html","hostname":"lists.opensuse.org","tags":["Vendor Advisory","X Refsource SUSE"]},{"url":"https://roundcube.net/news/2015/12/26/updates-1.1.4-and-1.0.8-released/","label":"roundcube.net/news/2015/12/26/updates-1.1.4-and-1.0.8-released/","hostname":"roundcube.net","tags":["X Refsource CONFIRM","Patch","Vendor Advisory","REPORT"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00028.html","label":"lists.opensuse.org/opensuse-security-announce/2016-01/msg00028.html","hostname":"lists.opensuse.org","tags":["Vendor Advisory","X Refsource SUSE"]},{"url":"http://trac.roundcube.net/ticket/1490620","label":"trac.roundcube.net/ticket/1490620","hostname":"trac.roundcube.net","tags":["X Refsource CONFIRM"]},{"url":"http://packetstormsecurity.com/files/135274/Roundcube-1.1.3-Path-Traversal.html","label":"packetstormsecurity.com/files/135274/Roundcube-1.1.3-Path-Traversal.html","hostname":"packetstormsecurity.com","tags":["X Refsource MISC","Exploit"]},{"url":"https://www.exploit-db.com/exploits/39245/","label":"www.exploit-db.com/exploits/39245/","hostname":"www.exploit-db.com","tags":["Exploit","X Refsource EXPLOIT DB"]},{"url":"https://www.htbridge.com/advisory/HTB23283","label":"www.htbridge.com/advisory/HTB23283","hostname":"www.htbridge.com","tags":["X Refsource MISC","Exploit"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00029.html","label":"lists.opensuse.org/opensuse-security-announce/2016-01/msg00029.html","hostname":"lists.opensuse.org","tags":["Vendor Advisory","X Refsource SUSE"]},{"url":"https://ubuntu.com/security/CVE-2015-8770","label":"ubuntu.com/security/CVE-2015-8770","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2015-8770","label":"www.cve.org/CVERecord?id=CVE-2015-8770","hostname":"www.cve.org","tags":["REPORT"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2015-8770","label":"security-tracker.debian.org/tracker/CVE-2015-8770","hostname":"security-tracker.debian.org","tags":["Advisory"]}],"lineage":{"upstream":[],"downstream":["OPENSUSE-SU-2024:10491-1"],"duplicates":[],"related":["OPENSUSE-SU-2024:10491-1"]},"timeline":[{"kind":"published","date":"2016-01-29T19:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-06T08:29:21.994Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":44,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-21T03:35:23.169Z","stale":false,"partial":false}}