{"id":"CVE-2014-8684","url":"https://www.cyber-defence.io/tools/cve/CVE-2014-8684","generatedAt":"2026-11-05T04:29:35.264Z","title":"CodeIgniter before 3.0 and Kohana 3.2.3 and earlier and 3.3.x through 3.3.2 make it easier for remote attackers to spoof session cookies and consequently conduct PHP object injection attacks by leveraging use of standard string comparison operators to…","description":"CodeIgniter before 3.0 and Kohana 3.2.3 and earlier and 3.3.x through 3.3.2 make it easier for remote attackers to spoof session cookies and consequently conduct PHP object injection attacks by leveraging use of standard string comparison operators to compare cryptographic hashes.","published":"2017-09-19T19:29:00.000Z","lastModified":"2026-06-17T00:17:09.000Z","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-310"],"affected":["codeigniter/codeigniter","kohanaframework/kohana"],"epss":{"score":0.72161,"percentile":0.99435,"date":"2026-11-04","history":[{"date":"2026-09-21","score":0.65601,"percentile":0.99256},{"date":"2026-09-22","score":0.71711,"percentile":0.99394}]},"kev":{"listed":false},"exploits":{"count":1,"verified":true,"firstPublished":"2015-03-04","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":36264,"kind":"exploit","title":"Seagate Business NAS - Remote Command Execution (Metasploit)","url":"https://www.exploit-db.com/exploits/36264","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/php/remote/36264.rb","file":"exploits/php/remote/36264.rb","published":"2015-03-04","added":"2015-03-04","updated":"2017-04-01","author":"Metasploit","type":"remote","platform":"php","port":80,"verified":true,"codes":["CVE-2014-8686","CVE-2014-8684","OSVDB-118925","CVE-2014-8687"],"tags":"Metasploit Framework (MSF)","aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://beyondbinary.io/advisory/seagate-nas-rce/"}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 72.2%, higher than 99% 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":0.71711,"from":0.65601,"percentile":0.99394},"summary":"EPSS moved from 65.6% to 71.7% probability of exploitation in the next thirty days."}],"references":[{"url":"http://packetstormsecurity.com/files/130609/Seagate-Business-NAS-Unauthenticated-Remote-Command-Execution.html","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://seclists.org/fulldisclosure/2014/May/54","tags":["Mailing List","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/kohana/core/pull/492","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://scott.arciszewski.me/research/full/php-framework-timing-attacks-object-injection","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://packetstormsecurity.com/files/130609/Seagate-Business-NAS-Unauthenticated-Remote-Command-Execution.html","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://seclists.org/fulldisclosure/2014/May/54","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/kohana/core/pull/492","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://scott.arciszewski.me/research/full/php-framework-timing-attacks-object-injection","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2014-8684","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."}