{"id":"CVE-2016-5773","url":"https://www.cyber-defence.io/tools/cve/CVE-2016-5773","generatedAt":"2026-10-27T17:57:24.069Z","title":"php_zip.c in the zip extension in PHP before 5.5.37, 5.6.x before 5.6.23, and 7.x before 7.0.8 improperly interacts with the unserialize implementation and garbage collection, which allows remote attackers to execute arbitrary code or cause a denial of…","description":"php_zip.c in the zip extension in PHP before 5.5.37, 5.6.x before 5.6.23, and 7.x before 7.0.8 improperly interacts with the unserialize implementation and garbage collection, which allows remote attackers to execute arbitrary code or cause a denial of service (use-after-free and application crash) via crafted serialized data containing a ZipArchive object.","published":"2016-08-07T10:59:22.000Z","lastModified":"2026-06-17T00:50:02.000Z","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-416"],"affected":["php/php"],"epss":{"score":0.0926,"percentile":0.95324,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (9.26%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://github.com/php/php-src/commit/f6aef68089221c5ea047d4a74224ee3deead99a6?w=1","source":"cve@mitre.org"},{"url":"http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.html","source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00004.html","source":"cve@mitre.org"},{"url":"http://php.net/ChangeLog-5.php","tags":["Patch","Release Notes"],"source":"cve@mitre.org"},{"url":"http://php.net/ChangeLog-7.php","tags":["Patch","Release Notes"],"source":"cve@mitre.org"},{"url":"http://rhn.redhat.com/errata/RHSA-2016-2750.html","source":"cve@mitre.org"},{"url":"http://www.debian.org/security/2016/dsa-3618","source":"cve@mitre.org"},{"url":"http://www.openwall.com/lists/oss-security/2016/06/23/4","tags":["Release Notes"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/91397","source":"cve@mitre.org"},{"url":"https://bugs.php.net/bug.php?id=72434","tags":["Exploit","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731","source":"cve@mitre.org"},{"url":"https://support.apple.com/HT207170","source":"cve@mitre.org"},{"url":"http://github.com/php/php-src/commit/f6aef68089221c5ea047d4a74224ee3deead99a6?w=1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00004.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://php.net/ChangeLog-5.php","tags":["Patch","Release Notes"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://php.net/ChangeLog-7.php","tags":["Patch","Release Notes"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2016-2750.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2016/dsa-3618","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2016/06/23/4","tags":["Release Notes"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/91397","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugs.php.net/bug.php?id=72434","tags":["Exploit","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.apple.com/HT207170","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2016-5773","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."}