{"id":"CVE-2017-12933","details":"The finish_nested_data function in ext/standard/var_unserializer.re in PHP before 5.6.31, 7.0.x before 7.0.21, and 7.1.x before 7.1.7 is prone to a buffer over-read while unserializing untrusted data. Exploitation of this issue can have an unspecified impact on the integrity of PHP.","modified":"2026-10-24T10:30:30.001484886Z","published":"2017-08-18T03:29:00.230Z","related":["SUSE-SU-2017:2468-1","SUSE-SU-2017:2518-1","SUSE-SU-2017:2522-1"],"database_specific":{},"references":[{"type":"WEB","url":"https://usn.ubuntu.com/3566-1/"},{"type":"WEB","url":"https://usn.ubuntu.com/3566-2/"},{"type":"ADVISORY","url":"http://php.net/ChangeLog-5.php"},{"type":"ADVISORY","url":"http://php.net/ChangeLog-7.php"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/99490"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:1296"},{"type":"ADVISORY","url":"https://bugs.php.net/bug.php?id=74111"},{"type":"ADVISORY","url":"https://www.debian.org/security/2018/dsa-4080"},{"type":"ADVISORY","url":"https://www.debian.org/security/2018/dsa-4081"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/php/php-src","events":[{"introduced":"0"},{"last_affected":"195427c55481d9913ac9dd3fbcedf2f7c637e6de"},{"introduced":"60fffd296abce5fc071f3c173c25a2696cf683c6"},{"last_affected":"5b34dc2d52841bfab425cbb24e9111172de20ef9"}],"database_specific":{"extracted_events":[{"cpe":"cpe:2.3:a:php:php:*:*:*:*:*:*:*:*","range":[{"introduced":"0"},{"last_affected":"5.6.30"}],"source":"CPE_RANGE"},{"cpe":"cpe:2.3:a:php:php:7.0.0:*:*:*:*:*:*:*","range":[{"introduced":"7.0.0"},{"last_affected":"7.0.0"}],"source":"CPE_STRING"},{"cpe":"cpe:2.3:a:php:php:7.0.1:*:*:*:*:*:*:*","range":[{"introduced":"7.0.1"},{"last_affected":"7.0.1"}],"source":"CPE_STRING"},{"range":[{"introduced":"7.0.2"},{"last_affected":"7.0.2"}],"source":"CPE_STRING","cpe":"cpe:2.3:a:php:php:7.0.2:*:*:*:*:*:*:*"},{"source":"CPE_STRING","cpe":"cpe:2.3:a:php:php:7.0.3:*:*:*:*:*:*:*","range":[{"introduced":"7.0.3"},{"last_affected":"7.0.3"}]},{"cpe":"cpe:2.3:a:php:php:7.0.4:*:*:*:*:*:*:*","range":[{"introduced":"7.0.4"},{"last_affected":"7.0.4"}],"source":"CPE_STRING"},{"source":"CPE_STRING","cpe":"cpe:2.3:a:php:php:7.0.5:*:*:*:*:*:*:*","range":[{"introduced":"7.0.5"},{"last_affected":"7.0.5"}]},{"range":[{"introduced":"7.0.6"},{"last_affected":"7.0.6"}],"source":"CPE_STRING","cpe":"cpe:2.3:a:php:php:7.0.6:*:*:*:*:*:*:*"},{"cpe":"cpe:2.3:a:php:php:7.0.7:*:*:*:*:*:*:*","range":[{"introduced":"7.0.7"},{"last_affected":"7.0.7"}],"source":"CPE_STRING"},{"cpe":"cpe:2.3:a:php:php:7.0.8:*:*:*:*:*:*:*","range":[{"introduced":"7.0.8"},{"last_affected":"7.0.8"}],"source":"CPE_STRING"},{"source":"CPE_STRING","cpe":"cpe:2.3:a:php:php:7.0.9:*:*:*:*:*:*:*","range":[{"introduced":"7.0.9"},{"last_affected":"7.0.9"}]},{"range":[{"introduced":"7.0.10"},{"last_affected":"7.0.10"}],"source":"CPE_STRING","cpe":"cpe:2.3:a:php:php:7.0.10:*:*:*:*:*:*:*"},{"source":"CPE_STRING","cpe":"cpe:2.3:a:php:php:7.0.11:*:*:*:*:*:*:*","range":[{"introduced":"7.0.11"},{"last_affected":"7.0.11"}]},{"source":"CPE_STRING","cpe":"cpe:2.3:a:php:php:7.0.12:*:*:*:*:*:*:*","range":[{"introduced":"7.0.12"},{"last_affected":"7.0.12"}]},{"source":"CPE_STRING","cpe":"cpe:2.3:a:php:php:7.0.13:*:*:*:*:*:*:*","range":[{"introduced":"7.0.13"},{"last_affected":"7.0.13"}]},{"range":[{"introduced":"7.0.14"},{"last_affected":"7.0.14"}],"source":"CPE_STRING","cpe":"cpe:2.3:a:php:php:7.0.14:*:*:*:*:*:*:*"},{"cpe":"cpe:2.3:a:php:php:7.0.15:*:*:*:*:*:*:*","range":[{"introduced":"7.0.15"},{"last_affected":"7.0.15"}],"source":"CPE_STRING"},{"cpe":"cpe:2.3:a:php:php:7.0.16:*:*:*:*:*:*:*","range":[{"introduced":"7.0.16"},{"last_affected":"7.0.16"}],"source":"CPE_STRING"},{"source":"CPE_STRING","cpe":"cpe:2.3:a:php:php:7.0.17:*:*:*:*:*:*:*","range":[{"introduced":"7.0.17"},{"last_affected":"7.0.17"}]},{"cpe":"cpe:2.3:a:php:php:7.0.18:*:*:*:*:*:*:*","range":[{"introduced":"7.0.18"},{"last_affected":"7.0.18"}],"source":"CPE_STRING"},{"cpe":"cpe:2.3:a:php:php:7.0.19:*:*:*:*:*:*:*","range":[{"introduced":"7.0.19"},{"last_affected":"7.0.19"}],"source":"CPE_STRING"},{"source":"CPE_STRING","cpe":"cpe:2.3:a:php:php:7.0.20:*:*:*:*:*:*:*","range":[{"introduced":"7.0.20"},{"last_affected":"7.0.20"}]},{"cpe":"cpe:2.3:a:php:php:7.1.0:*:*:*:*:*:*:*","range":[{"introduced":"7.1.0"},{"last_affected":"7.1.0"}],"source":"CPE_STRING"},{"range":[{"introduced":"7.1.1"},{"last_affected":"7.1.1"}],"source":"CPE_STRING","cpe":"cpe:2.3:a:php:php:7.1.1:*:*:*:*:*:*:*"},{"cpe":"cpe:2.3:a:php:php:7.1.2:*:*:*:*:*:*:*","range":[{"introduced":"7.1.2"},{"last_affected":"7.1.2"}],"source":"CPE_STRING"},{"cpe":"cpe:2.3:a:php:php:7.1.3:*:*:*:*:*:*:*","range":[{"introduced":"7.1.3"},{"last_affected":"7.1.3"}],"source":"CPE_STRING"},{"range":[{"introduced":"7.1.4"},{"last_affected":"7.1.4"}],"source":"CPE_STRING","cpe":"cpe:2.3:a:php:php:7.1.4:*:*:*:*:*:*:*"},{"range":[{"introduced":"7.1.5"},{"last_affected":"7.1.5"}],"source":"CPE_STRING","cpe":"cpe:2.3:a:php:php:7.1.5:*:*:*:*:*:*:*"},{"source":"CPE_STRING","cpe":"cpe:2.3:a:php:php:7.1.6:*:*:*:*:*:*:*","range":[{"introduced":"7.1.6"},{"last_affected":"7.1.6"}]}]}}],"versions":["7.0.0","7.0.1","7.0.10","7.0.11","7.0.12","7.0.13","7.0.14","7.0.15","7.0.16","7.0.17","7.0.18","7.0.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