{"id":"CVE-2022-22306","aliases":["EUVD-2022-27452","GHSA-4v68-66g8-2grg"],"status":"published","title":"An improper certificate validation vulnerability [CWE-295] in FortiOS 6.0.0 through 6.0.14, 6.2.0...","description":"An improper certificate validation vulnerability [CWE-295] in FortiOS 6.0.0 through 6.0.14, 6.2.0 through 6.2.10, 6.4.0 through 6.4.8, 7.0.0 may allow a network adjacent and unauthenticated attacker to man-in-the-middle the communication between the FortiGate and some peers such as private SDNs and external cloud platforms.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:U/RC:R","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00204,"percentile":0.10446,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-295"],"published":"2022-05-24T14:35:10Z","modified":"2026-06-17T04:28:13Z","products":[{"vendor":"fortinet","product":"fortinet fortios"},{"vendor":"fortinet","product":"fortios"}],"references":[{"url":"https://fortiguard.com/psirt/FG-IR-21-239","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-22306"},{"url":"https://github.com/advisories/GHSA-4v68-66g8-2grg"}],"sources":{"cve":[{"id":"CVE-2022-22306","description":"An improper certificate validation vulnerability [CWE-295] in FortiOS 6.0.0 through 6.0.14, 6.2.0 through 6.2.10, 6.4.0 through 6.4.8, 7.0.0 may allow a network adjacent and unauthenticated attacker to man-in-the-middle the communication between the FortiGate and some peers such as private SDNs and external cloud platforms.","status":"published","published":"2022-05-24T14:35:10Z","modified":"2024-10-22T20:56:45.562Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:U/RC:R","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:34:26.645563Z"}],"euvd":[{"id":"EUVD-2022-27452","description":"An improper certificate validation vulnerability [CWE-295] in FortiOS 6.0.0 through 6.0.14, 6.2.0 through 6.2.10, 6.4.0 through 6.4.8, 7.0.0 may allow a network adjacent and unauthenticated attacker to man-in-the-middle the communication between the FortiGate and some peers such as private SDNs and external cloud platforms.","status":"published","published":"2022-05-24T14:35:10Z","modified":"2024-10-22T20:56:45Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:U/RC:R","level":"medium"}],"updated_at":"2026-11-03T00:05:21.823373Z"}],"ghsa":[{"id":"GHSA-4v68-66g8-2grg","title":"An improper certificate validation vulnerability [CWE-295] in FortiOS 6.0.0 through 6.0.14, 6.2.0...","description":"An improper certificate validation vulnerability [CWE-295] in FortiOS 6.0.0 through 6.0.14, 6.2.0 through 6.2.10, 6.4.0 through 6.4.8, 7.0.0 may allow a network adjacent and unauthenticated attacker to man-in-the-middle the communication between the FortiGate and some peers such as private SDNs and external cloud platforms.","status":"published","published":"2022-05-25T00:00:39Z","modified":"2023-02-01T05:08:39Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:50:49.403077Z"}],"nvd":[{"id":"CVE-2022-22306","description":"An improper certificate validation vulnerability [CWE-295] in FortiOS 6.0.0 through 6.0.14, 6.2.0 through 6.2.10, 6.4.0 through 6.4.8, 7.0.0 may allow a network adjacent and unauthenticated attacker to man-in-the-middle the communication between the FortiGate and some peers such as private SDNs and external cloud platforms.","status":"published","published":"2022-05-24T15:15:07.707Z","modified":"2026-06-17T04:28:13Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":2.9,"vector":"AV:A/AC:M/Au:N/C:P/I:N/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:07:21.261605Z"}]}}