{"id":"CVE-2019-11046","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-11046","generatedAt":"2026-10-29T00:58:33.902Z","title":"This can read to disclosure of the content of some memory locations.","description":"In PHP versions 7.2.x below 7.2.26, 7.3.x below 7.3.13 and 7.4.0, PHP bcmath extension functions on some systems, including Windows, can be tricked into reading beyond the allocated space by supplying it with string containing characters that are identified as numeric by the OS but aren't ASCII numbers. This can read to disclosure of the content of some memory locations.","published":"2019-12-23T03:15:12.000Z","lastModified":"2026-08-17T14:50:49.000Z","status":"Modified","sourceIdentifier":"security@php.net","cvss":{"version":"3.1","score":5.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"},"cwe":["CWE-125"],"affected":["php/php","debian/debian linux","fedoraproject/fedora","opensuse/leap","canonical/ubuntu linux","tenable/security center"],"epss":{"score":0.04116,"percentile":0.90728,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (4.12%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00036.html","tags":["Third Party Advisory"],"source":"security@php.net"},{"url":"https://bugs.php.net/bug.php?id=78878","tags":["Mailing List","Patch","Vendor Advisory"],"source":"security@php.net"},{"url":"https://lists.debian.org/debian-lts-announce/2019/12/msg00034.html","tags":["Mailing List","Third Party Advisory"],"source":"security@php.net"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N7GCOAE6KVHYJ3UQ4KLPLTGSLX6IRVRN/","source":"security@php.net"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XWRQPYXVG43Q7DXMXH6UVWMKWGUW552F/","source":"security@php.net"},{"url":"https://seclists.org/bugtraq/2020/Feb/27","tags":["Mailing List","Third Party Advisory"],"source":"security@php.net"},{"url":"https://seclists.org/bugtraq/2020/Feb/31","tags":["Mailing List","Third Party Advisory"],"source":"security@php.net"},{"url":"https://seclists.org/bugtraq/2021/Jan/3","tags":["Mailing List","Third Party Advisory"],"source":"security@php.net"},{"url":"https://security.netapp.com/advisory/ntap-20200103-0002/","tags":["Third Party Advisory"],"source":"security@php.net"},{"url":"https://support.f5.com/csp/article/K48866433?utm_source=f5support&amp%3Butm_medium=RSS","source":"security@php.net"},{"url":"https://usn.ubuntu.com/4239-1/","tags":["Third Party Advisory"],"source":"security@php.net"},{"url":"https://www.debian.org/security/2020/dsa-4626","tags":["Third Party Advisory"],"source":"security@php.net"},{"url":"https://www.debian.org/security/2020/dsa-4628","tags":["Third Party Advisory"],"source":"security@php.net"},{"url":"https://www.tenable.com/security/tns-2021-14","tags":["Third Party Advisory"],"source":"security@php.net"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00036.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugs.php.net/bug.php?id=78878","tags":["Mailing List","Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2019/12/msg00034.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N7GCOAE6KVHYJ3UQ4KLPLTGSLX6IRVRN/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XWRQPYXVG43Q7DXMXH6UVWMKWGUW552F/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://seclists.org/bugtraq/2020/Feb/27","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://seclists.org/bugtraq/2020/Feb/31","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://seclists.org/bugtraq/2021/Jan/3","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.netapp.com/advisory/ntap-20200103-0002/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.f5.com/csp/article/K48866433?utm_source=f5support&amp%3Butm_medium=RSS","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/4239-1/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.debian.org/security/2020/dsa-4626","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.debian.org/security/2020/dsa-4628","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.tenable.com/security/tns-2021-14","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-11046","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."}