{"id":"CVE-2014-3669","url":"https://www.cyber-defence.io/tools/cve/CVE-2014-3669","generatedAt":"2026-11-05T06:44:07.302Z","title":"Integer overflow in the object_custom function in ext/standard/var_unserializer.c in PHP before 5.4.34, 5.5.x before 5.5.18, and 5.6.x before 5.6.2 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary…","description":"Integer overflow in the object_custom function in ext/standard/var_unserializer.c in PHP before 5.4.34, 5.5.x before 5.5.18, and 5.6.x before 5.6.2 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via an argument to the unserialize function that triggers calculation of a large length value.","published":"2014-10-29T10:55:04.000Z","lastModified":"2026-06-17T00:08:43.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"2.0","score":7.5,"severity":"HIGH","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P"},"cwe":["CWE-189"],"affected":["php/php"],"epss":{"score":0.28862,"percentile":0.98159,"date":"2026-11-04","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 28.9%, higher than 98% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=56754a7f9eba0e4f559b6ca081d9f2a447b3f159","source":"secalert@redhat.com"},{"url":"http://linux.oracle.com/errata/ELSA-2014-1767.html","source":"secalert@redhat.com"},{"url":"http://linux.oracle.com/errata/ELSA-2014-1768.html","source":"secalert@redhat.com"},{"url":"http://lists.apple.com/archives/security-announce/2015/Apr/msg00001.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-updates/2014-11/msg00024.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-updates/2014-11/msg00034.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-updates/2015-01/msg00006.html","source":"secalert@redhat.com"},{"url":"http://php.net/ChangeLog-5.php","source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2014-1765.html","source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2014-1766.html","source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2014-1767.html","source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2014-1768.html","source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2014-1824.html","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/59967","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/60630","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/60699","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/61763","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/61970","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/61982","source":"secalert@redhat.com"},{"url":"http://www.debian.org/security/2014/dsa-3064","source":"secalert@redhat.com"},{"url":"http://www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.html","source":"secalert@redhat.com"},{"url":"http://www.securityfocus.com/bid/70611","source":"secalert@redhat.com"},{"url":"http://www.ubuntu.com/usn/USN-2391-1","source":"secalert@redhat.com"},{"url":"https://bugs.php.net/bug.php?id=68044","tags":["Exploit","Patch","Vendor 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