{"id":"CVE-2023-3824","url":"https://www.cyber-defence.io/tools/cve/CVE-2023-3824","generatedAt":"2026-11-04T23:01:29.386Z","title":"In PHP version 8.0.* before 8.0.30, 8.1.* before 8.1.22, and 8.2.* before 8.2.8, when loading phar file, while reading PHAR directory entries, insufficient length checking may lead to a stack buffer overflow, leading potentially to memory corruption or…","description":"In PHP version 8.0.* before 8.0.30,  8.1.* before 8.1.22, and 8.2.* before 8.2.8, when loading phar file, while reading PHAR directory entries, insufficient length checking may lead to a stack buffer overflow, leading potentially to memory corruption or RCE.","published":"2023-08-11T06:15:11.000Z","lastModified":"2026-06-17T06:14:56.000Z","status":"Modified","sourceIdentifier":"security@php.net","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-119"],"affected":["php/php","fedoraproject/fedora","debian/debian linux"],"epss":{"score":0.21786,"percentile":0.97643,"date":"2026-11-03","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 21.8%, higher than 98% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"https://github.com/php/php-src/security/advisories/GHSA-jqcx-ccgc-xwhv","tags":["Exploit","Third Party Advisory"],"source":"security@php.net"},{"url":"https://lists.debian.org/debian-lts-announce/2023/09/msg00002.html","tags":["Mailing List"],"source":"security@php.net"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7NBF77WN6DTVTY2RE73IGPYD6M4PIAWA/","tags":["Mailing List"],"source":"security@php.net"},{"url":"https://security.netapp.com/advisory/ntap-20230825-0001/","tags":["Third Party Advisory"],"source":"security@php.net"},{"url":"https://github.com/php/php-src/security/advisories/GHSA-jqcx-ccgc-xwhv","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2023/09/msg00002.html","tags":["Mailing List"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7NBF77WN6DTVTY2RE73IGPYD6M4PIAWA/","tags":["Mailing List"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.netapp.com/advisory/ntap-20230825-0001/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-3824","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."}