{"id":"CVE-2018-9192","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-9192","generatedAt":"2026-10-28T23:13:07.699Z","title":"Fortinet FortiOS 5.4.6 to 5.4.9, 6.0.0 and 6.0.1 are vulnerable by such attack under SSL Deep Inspection feature when CPx being used.","description":"A plaintext recovery of encrypted messages or a Man-in-the-middle (MiTM) attack on RSA PKCS #1 v1.5 encryption may be possible without knowledge of the server's private key. Fortinet FortiOS 5.4.6 to 5.4.9, 6.0.0 and 6.0.1 are vulnerable by such attack under SSL Deep Inspection feature when CPx being used.","published":"2018-09-05T13:29:00.000Z","lastModified":"2026-06-17T02:06:13.000Z","status":"Modified","sourceIdentifier":"psirt@fortinet.com","cvss":{"version":"3.0","score":5.9,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"},"cwe":["CWE-203"],"affected":["fortinet/fortios"],"epss":{"score":0.01124,"percentile":0.66093,"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":"low","text":"Lower severity and a low EPSS score (1.12%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://fortiguard.com/advisory/FG-IR-17-302","tags":["Vendor Advisory"],"source":"psirt@fortinet.com"},{"url":"https://robotattack.org/","tags":["Third Party Advisory"],"source":"psirt@fortinet.com"},{"url":"https://www.kb.cert.org/vuls/id/144389","tags":["Third Party Advisory","US Government Resource"],"source":"psirt@fortinet.com"},{"url":"https://fortiguard.com/advisory/FG-IR-17-302","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://robotattack.org/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.kb.cert.org/vuls/id/144389","tags":["Third Party Advisory","US Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-9192","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."}