{"id":"CVE-2017-12987","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-12987","generatedAt":"2026-10-28T21:20:01.141Z","title":"The IEEE 802.11 parser in tcpdump before 4.9.2 has a buffer over-read in print-802_11.c:parse_elements().","description":"The IEEE 802.11 parser in tcpdump before 4.9.2 has a buffer over-read in print-802_11.c:parse_elements().","published":"2017-09-14T06:29:01.000Z","lastModified":"2026-06-17T01:04:16.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","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"},"cwe":["CWE-125"],"affected":["tcpdump/tcpdump","debian/debian linux","redhat/enterprise linux desktop","redhat/enterprise linux server","redhat/enterprise linux server aus"],"epss":{"score":0.03284,"percentile":0.88396,"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":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (3.28%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.debian.org/security/2017/dsa-3971","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.securitytracker.com/id/1039307","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://www.tcpdump.org/tcpdump-changes.txt","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://access.redhat.com/errata/RHEA-2018:0705","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/the-tcpdump-group/tcpdump/commit/2ecb9d2c67d9119250c54811a6ce4d0f2ddf44f1","tags":["Issue Tracking","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/the-tcpdump-group/tcpdump/commit/99798bd9a41bd3d03fdc1e949810a38967f20ed3","tags":["Issue Tracking","Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://security.gentoo.org/glsa/201709-23","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://support.apple.com/HT208221","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.debian.org/security/2017/dsa-3971","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id/1039307","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.tcpdump.org/tcpdump-changes.txt","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHEA-2018:0705","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/the-tcpdump-group/tcpdump/commit/2ecb9d2c67d9119250c54811a6ce4d0f2ddf44f1","tags":["Issue Tracking","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/the-tcpdump-group/tcpdump/commit/99798bd9a41bd3d03fdc1e949810a38967f20ed3","tags":["Issue Tracking","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/201709-23","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.apple.com/HT208221","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-12987","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."}