{"id":"CVE-2016-2334","url":"https://www.cyber-defence.io/tools/cve/CVE-2016-2334","generatedAt":"2026-11-05T05:10:31.987Z","title":"Heap-based buffer overflow in the NArchive::NHfs::CHandler::ExtractZlibFile method in 7zip before 16.00 and p7zip allows remote attackers to execute arbitrary code via a crafted HFS+ image.","description":"Heap-based buffer overflow in the NArchive::NHfs::CHandler::ExtractZlibFile method in 7zip before 16.00 and p7zip allows remote attackers to execute arbitrary code via a crafted HFS+ image.","published":"2016-12-13T22:59:00.000Z","lastModified":"2026-06-17T00:43:51.000Z","status":"Modified","sourceIdentifier":"cret@cert.org","cvss":{"version":"3.0","score":7.8,"severity":"HIGH","vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-119"],"affected":["7-zip/7-zip","fedoraproject/fedora","oracle/solaris"],"epss":{"score":0.14742,"percentile":0.96689,"date":"2026-11-04","history":[{"date":"2026-09-21","score":0.19603,"percentile":0.97321},{"date":"2026-09-22","score":0.14742,"percentile":0.9652}]},"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 14.7%, higher than 97% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://blog.talosintel.com/2016/05/multiple-7-zip-vulnerabilities.html","tags":["Exploit","Third Party Advisory"],"source":"cret@cert.org"},{"url":"http://blog.talosintelligence.com/2017/11/exploiting-cve-2016-2334.html","source":"cret@cert.org"},{"url":"http://www.oracle.com/technetwork/topics/security/bulletinoct2016-3090566.html","tags":["Patch","Third Party Advisory"],"source":"cret@cert.org"},{"url":"http://www.securityfocus.com/bid/90531","tags":["Third Party Advisory","VDB Entry"],"source":"cret@cert.org"},{"url":"http://www.securitytracker.com/id/1035876","tags":["Third Party Advisory","VDB Entry"],"source":"cret@cert.org"},{"url":"http://www.talosintel.com/reports/TALOS-2016-0093/","tags":["Exploit","Third Party Advisory"],"source":"cret@cert.org"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DNYIQAU3FKFBNFPK6GKYTSVRHQA7PTYT/","source":"cret@cert.org"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DTGWICT3KYYDPDXRNO5SXD32GZICGRIR/","source":"cret@cert.org"},{"url":"https://security.gentoo.org/glsa/201701-27","source":"cret@cert.org"},{"url":"http://blog.talosintel.com/2016/05/multiple-7-zip-vulnerabilities.html","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://blog.talosintelligence.com/2017/11/exploiting-cve-2016-2334.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.oracle.com/technetwork/topics/security/bulletinoct2016-3090566.html","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/90531","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id/1035876","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.talosintel.com/reports/TALOS-2016-0093/","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DNYIQAU3FKFBNFPK6GKYTSVRHQA7PTYT/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DTGWICT3KYYDPDXRNO5SXD32GZICGRIR/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/201701-27","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2016-2334","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."}