{"id":"CVE-2017-9353","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-9353","generatedAt":"2026-10-28T20:49:31.096Z","title":"In Wireshark 2.2.0 to 2.2.6, the IPv6 dissector could crash.","description":"In Wireshark 2.2.0 to 2.2.6, the IPv6 dissector could crash. This was addressed in epan/dissectors/packet-ipv6.c by validating an IPv6 address.","published":"2017-06-02T05:29:01.000Z","lastModified":"2026-06-17T01:27:57.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-20"],"affected":["wireshark/wireshark"],"epss":{"score":0.14007,"percentile":0.96535,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.11499,"percentile":0.95884},{"date":"2026-09-22","score":0.14007,"percentile":0.96385}]},"kev":{"listed":false},"exploits":{"count":1,"verified":true,"firstPublished":"2017-06-05","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":42123,"kind":"exploit","title":"Wireshark 2.2.6 - IPv6 Dissector Denial of Service","url":"https://www.exploit-db.com/exploits/42123","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/multiple/dos/42123.txt","file":"exploits/multiple/dos/42123.txt","published":"2017-06-05","added":"2017-06-05","updated":"2017-06-06","author":"OSS-Fuzz","type":"dos","platform":"multiple","port":null,"verified":true,"codes":["CVE-2017-9353"],"tags":"Denial of Service (DoS)","aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13675"}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 14.0%, higher than 97% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://www.securityfocus.com/bid/98805","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://www.securitytracker.com/id/1038612","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1303","tags":["Issue Tracking","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13675","tags":["Issue Tracking","Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=40b2d475c2ad550c1a0f536d5eb30f2a7404c4f0","source":"cve@mitre.org"},{"url":"https://www.exploit-db.com/exploits/42123/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://www.wireshark.org/security/wnpa-sec-2017-33.html","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/98805","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id/1038612","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1303","tags":["Issue Tracking","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13675","tags":["Issue Tracking","Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=40b2d475c2ad550c1a0f536d5eb30f2a7404c4f0","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/42123/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.wireshark.org/security/wnpa-sec-2017-33.html","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-9353","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."}