{"id":"CVE-2017-8855","aliases":["DEBIAN-CVE-2017-8855","EUVD-2017-17797","GHSA-9pgp-f7j2-6cwq","UBUNTU-CVE-2017-8855"],"status":"published","title":"wolfSSL before 3.11.0 does not prevent wc_DhAgree from accepting a malformed DH key.","description":"wolfSSL before 3.11.0 does not prevent wc_DhAgree from accepting a malformed DH key.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.01118,"percentile":0.66308,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2017-05-09T20:00:00Z","modified":"2026-10-20T10:49:34Z","fixes":[{"ecosystem":"Debian:12","package":"wolfssl","fixed_in":["3.12.0+dfsg-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"wolfssl","fixed_in":["3.12.0+dfsg-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"wolfssl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.12.0+dfsg-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"wolfssl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.12.0+dfsg-1"}]}]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"wolfssl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.4.8+dfsg-1"]}],"products":[{"vendor":"wolfssl","product":"wolfssl"}],"references":[{"url":"https://github.com/wolfSSL/wolfssl/releases/tag/v3.11.0-stable","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","Patch","Third Party Advisory","fix","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-8855"},{"url":"https://github.com/advisories/GHSA-9pgp-f7j2-6cwq"},{"url":"https://security-tracker.debian.org/tracker/CVE-2017-8855","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2017-8855","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-8855","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2017-8855","description":"wolfSSL before 3.11.0 does not prevent wc_DhAgree from accepting a malformed DH key.","status":"published","published":"2017-05-09T20:00:00Z","modified":"2024-09-16T19:00:56.245Z","updated_at":"2026-11-02T14:33:14.89365Z"}],"euvd":[{"id":"EUVD-2017-17797","description":"wolfSSL before 3.11.0 does not prevent wc_DhAgree from accepting a malformed DH key.","status":"published","published":"2017-05-09T20:00:00Z","modified":"2024-09-16T19:00:56Z","updated_at":"2026-11-03T00:55:27.162689Z"}],"ghsa":[{"id":"GHSA-9pgp-f7j2-6cwq","title":"wolfSSL before 3.11.0 does not prevent wc_DhAgree from accepting a malformed DH key.","description":"wolfSSL before 3.11.0 does not prevent wc_DhAgree from accepting a malformed DH key.","status":"published","published":"2022-05-13T01:47:43Z","modified":"2023-02-02T05:01:38Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T14:51:13.443022Z"}],"nvd":[{"id":"CVE-2017-8855","description":"wolfSSL before 3.11.0 does not prevent wc_DhAgree from accepting a malformed DH key.","status":"published","published":"2017-05-09T20:29:00.24Z","modified":"2026-06-17T01:27:05.247Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:03:47.848196Z"}],"osv":[{"id":"CVE-2017-8855","description":"wolfSSL before 3.11.0 does not prevent wc_DhAgree from accepting a malformed DH key.","status":"published","published":"2017-05-09T20:29:00.24Z","modified":"2026-10-20T10:49:34.455633381Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T15:44:06.868403Z"},{"id":"DEBIAN-CVE-2017-8855","description":"wolfSSL before 3.11.0 does not prevent wc_DhAgree from accepting a malformed DH key.","status":"published","published":"2017-05-09T20:29:00.24Z","modified":"2026-09-01T20:03:51.09831161Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T15:45:29.698576Z"},{"id":"UBUNTU-CVE-2017-8855","description":"wolfSSL before 3.11.0 does not prevent wc_DhAgree from accepting a malformed DH key.","status":"published","published":"2017-05-09T20:29:00Z","modified":"2026-04-22T11:35:15.876469Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T15:54:16.154988Z"}]}}