{"id":"CVE-2017-14143","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-14143","generatedAt":"2026-10-28T21:27:01.388Z","title":"The getUserzoneCookie function in Kaltura before 13.2.0 uses a hardcoded cookie secret to validate cookie signatures, which allows remote attackers to bypass an intended protection mechanism and consequently conduct PHP object injection attacks and…","description":"The getUserzoneCookie function in Kaltura before 13.2.0 uses a hardcoded cookie secret to validate cookie signatures, which allows remote attackers to bypass an intended protection mechanism and consequently conduct PHP object injection attacks and execute arbitrary PHP code via a crafted userzone cookie.","published":"2017-09-19T15:29:01.000Z","lastModified":"2026-06-17T01:05:41.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-798"],"affected":["kaltura/kaltura server"],"epss":{"score":0.77424,"percentile":0.99556,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.70858,"percentile":0.99388},{"date":"2026-09-22","score":0.77424,"percentile":0.99536}]},"kev":{"listed":false},"exploits":{"count":2,"verified":true,"firstPublished":"2017-10-23","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":43876,"kind":"exploit","title":"Kaltura - Remote PHP Code Execution over Cookie (Metasploit)","url":"https://www.exploit-db.com/exploits/43876","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/php/remote/43876.rb","file":"exploits/php/remote/43876.rb","published":"2018-01-24","added":"2018-01-24","updated":"2018-01-24","author":"Metasploit","type":"remote","platform":"php","port":null,"verified":true,"codes":["CVE-2017-14143"],"tags":"Metasploit Framework (MSF)","aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://raw.githubusercontent.com/rapid7/metasploit-framework/685a95007767adff169839fa2c1e0d1c81d66de4/modules/exploits/linux/http/kaltura_unserialize_cookie_rce.rb"},{"edbId":43028,"kind":"exploit","title":"Kaltura < 13.2.0 - Remote Code Execution","url":"https://www.exploit-db.com/exploits/43028","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/php/webapps/43028.py","file":"exploits/php/webapps/43028.py","published":"2017-10-23","added":"2017-10-23","updated":"2018-01-24","author":"Robin Verton","type":"webapps","platform":"php","port":null,"verified":true,"codes":["CVE-2017-14143"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 77.4%, higher than 100% of all known CVEs. Patch or mitigate before the next change window."},"changes":[{"kind":"epss","label":"EPSS jump","at":"2026-09-22T00:00:00.000Z","detail":{"to":0.77424,"from":0.70858,"percentile":0.99536},"summary":"EPSS moved from 70.9% to 77.4% probability of exploitation in the next thirty days."}],"references":[{"url":"http://www.securityfocus.com/bid/100976","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://github.com/kaltura/server/commit/6a6d14328b7a1493e8c47f9565461e5f88be20c9#diff-0770640cc76112cbf77bebc604852682","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://telekomsecurity.github.io/assets/advisories/20170912_kaltura-advisory.txt","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.exploit-db.com/exploits/43028/","source":"cve@mitre.org"},{"url":"https://www.exploit-db.com/exploits/43876/","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/100976","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/kaltura/server/commit/6a6d14328b7a1493e8c47f9565461e5f88be20c9#diff-0770640cc76112cbf77bebc604852682","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://telekomsecurity.github.io/assets/advisories/20170912_kaltura-advisory.txt","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/43028/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/43876/","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-14143","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}