{"id":"CVE-2016-7167","url":"https://www.cyber-defence.io/tools/cve/CVE-2016-7167","generatedAt":"2026-10-28T22:18:43.011Z","title":"Multiple integer overflows in the (1) curl_escape, (2) curl_easy_escape, (3) curl_unescape, and (4) curl_easy_unescape functions in libcurl before 7.50.3 allow attackers to have unspecified impact via a string of length 0xffffffff, which triggers a…","description":"Multiple integer overflows in the (1) curl_escape, (2) curl_easy_escape, (3) curl_unescape, and (4) curl_easy_unescape functions in libcurl before 7.50.3 allow attackers to have unspecified impact via a string of length 0xffffffff, which triggers a heap-based buffer overflow.","published":"2016-10-07T14:59:08.000Z","lastModified":"2026-06-17T00:52:43.000Z","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-190"],"affected":["fedoraproject/fedora","haxx/libcurl"],"epss":{"score":0.11737,"percentile":0.96048,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.10456,"percentile":0.95602},{"date":"2026-09-22","score":0.11737,"percentile":0.95878}]},"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 11.7%, higher than 96% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/92975","tags":["Broken Link"],"source":"cve@mitre.org"},{"url":"http://www.securitytracker.com/id/1036813","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.538632","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://access.redhat.com/errata/RHSA-2017:2016","source":"cve@mitre.org"},{"url":"https://access.redhat.com/errata/RHSA-2018:2486","source":"cve@mitre.org"},{"url":"https://access.redhat.com/errata/RHSA-2018:3558","source":"cve@mitre.org"},{"url":"https://curl.haxx.se/docs/adv_20160914.html","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://lists.debian.org/debian-lts-announce/2018/11/msg00005.html","source":"cve@mitre.org"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/B3IU2FRXQNU6UJIQT4NGLWWTP2GJQXO7/","source":"cve@mitre.org"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LTH54DFOS4TSYPG5XKJDGAG4XPAR4T7M/","source":"cve@mitre.org"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZMRWVISG7VUCYRMF23A2UHMYD72VQWAK/","source":"cve@mitre.org"},{"url":"https://security.gentoo.org/glsa/201701-47","source":"cve@mitre.org"},{"url":"http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/92975","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id/1036813","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.538632","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2017:2016","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2018:2486","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2018:3558","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://curl.haxx.se/docs/adv_20160914.html","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2018/11/msg00005.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/B3IU2FRXQNU6UJIQT4NGLWWTP2GJQXO7/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LTH54DFOS4TSYPG5XKJDGAG4XPAR4T7M/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZMRWVISG7VUCYRMF23A2UHMYD72VQWAK/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/201701-47","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2016-7167","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."}