{"id":"CVE-2012-1823","aliases":[],"url":"https://o3.security/vulnerability/CVE-2012-1823","summary":"sapi/cgi/cgi_main.c in PHP before 5.3.12 and 5.4.x before 5.4.2, when configured as a CGI script (aka php-cgi), does not properly handle query strings that lack an = (equals sign) character,…","details":"sapi/cgi/cgi_main.c in PHP before 5.3.12 and 5.4.x before 5.4.2, when configured as a CGI script (aka php-cgi), does not properly handle query strings that lack an = (equals sign) character, which allows remote attackers to execute arbitrary code by placing command-line options in the query string, related to lack of skipping a certain php_getopt for the 'd' case.","published":"2012-05-11T10:00:00.000Z","modified":"2025-11-04T17:11:54.860Z","cvss":{"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"},"epss":{"score":0.99998,"percentile":0.9999,"asOf":"2026-09-14"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[],"fix":null,"references":[{"type":"ADVISORY","url":"http://marc.info/?l=bugtraq&m=134012830914727&w=2"},{"type":"ADVISORY","url":"http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00011.html"},{"type":"WEB","url":"http://www.securitytracker.com/id?1027022"},{"type":"ADVISORY","url":"http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c03360041"},{"type":"ADVISORY","url":"http://www.mandriva.com/security/advisories?name=MDVSA-2012:068"},{"type":"ADVISORY","url":"http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00002.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2012-0546.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2012-0568.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2012-0569.html"},{"type":"WEB","url":"http://www.php.net/ChangeLog-5.php#5.4.2"},{"type":"ADVISORY","url":"http://secunia.com/advisories/49014"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2012-0570.html"},{"type":"ADVISORY","url":"http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00007.html"},{"type":"WEB","url":"https://bugs.php.net/bug.php?id=61910"},{"type":"ADVISORY","url":"http://www.kb.cert.org/vuls/id/673343"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2012-0547.html"},{"type":"ADVISORY","url":"http://lists.apple.com/archives/security-announce/2012/Sep/msg00004.html"},{"type":"WEB","url":"http://support.apple.com/kb/HT5501"},{"type":"WEB","url":"http://eindbazen.net/2012/05/php-cgi-advisory-cve-2012-1823/"},{"type":"ADVISORY","url":"http://secunia.com/advisories/49065"},{"type":"ADVISORY","url":"http://www.kb.cert.org/vuls/id/520827"},{"type":"WEB","url":"https://bugs.php.net/patch-display.php?bug_id=61910&patch=cgi.diff&revision=1335984315&display=1"},{"type":"ADVISORY","url":"http://www.debian.org/security/2012/dsa-2465"},{"type":"ADVISORY","url":"http://secunia.com/advisories/49085"},{"type":"WEB","url":"http://www.php.net/archive/2012.php#id2012-05-03-1"},{"type":"ADVISORY","url":"http://secunia.com/advisories/49087"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/06/07/1"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PKGTQUOA2NTZ3RXN22CSAUJPIRUYRB4B/"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W45DBOH56NQDRTOM2DN2LNA2FZIMC3PK/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PKGTQUOA2NTZ3RXN22CSAUJPIRUYRB4B/"},{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2012-1823"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2025-11-04T17:11:54.860Z"}}