{"id":"CVE-2023-39231","aliases":["EUVD-2023-42965","GHSA-gqc6-p5c3-q963"],"status":"published","title":"PingFederate PingOne MFA IK Device Pairing Second Factor Authentication Bypass","description":"PingFederate using the PingOne MFA adapter allows a new MFA device to be paired without requiring second factor authentication from an existing registered device. A threat actor may be able to exploit this vulnerability to register their own MFA device if they have knowledge of a victim user's first factor credentials.","severity":{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00655,"percentile":0.5172,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-288","CWE-306"],"published":"2023-10-24T19:56:06Z","modified":"2026-06-17T06:11:48Z","products":[{"vendor":"ping identity","product":"pingone mfa integration kit"},{"vendor":"pingidentity","product":"pingone_mfa_integration_kit"}],"references":[{"url":"https://www.pingidentity.com/en/resources/downloads/pingid.html","tags":["x_transferred","Product"]},{"url":"https://docs.pingidentity.com/r/en-us/pingfederate-pingone-mfa-ik/bks1657303194394","tags":["x_transferred","Release Notes"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-39231"},{"url":"https://github.com/advisories/GHSA-gqc6-p5c3-q963"}],"sources":{"cve":[{"id":"CVE-2023-39231","title":"PingFederate PingOne MFA IK Device Pairing Second Factor Authentication Bypass","description":"PingFederate using the PingOne MFA adapter allows a new MFA device to be paired without requiring second factor authentication from an existing registered device. A threat actor may be able to exploit this vulnerability to register their own MFA device if they have knowledge of a victim user's first factor credentials.","status":"published","published":"2023-10-24T19:56:06.69Z","modified":"2024-09-11T17:39:35.873Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-288"],"updated_at":"2026-11-02T14:35:33.138994Z"}],"euvd":[{"id":"EUVD-2023-42965","description":"PingFederate using the PingOne MFA adapter allows a new MFA device to be paired without requiring second factor authentication from an existing registered device. A threat actor may be able to exploit this vulnerability to register their own MFA device if they have knowledge of a victim user's first factor credentials.","status":"published","published":"2023-10-24T19:56:06Z","modified":"2024-09-11T17:39:35Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-03T00:55:58.237549Z"}],"ghsa":[{"id":"GHSA-gqc6-p5c3-q963","title":"PingFederate using the PingOne MFA adapter allows a new MFA device to be paired without requiring...","description":"PingFederate using the PingOne MFA adapter allows a new MFA device to be paired without requiring second factor authentication from an existing registered device. A threat actor may be able to exploit this vulnerability to register their own MFA device if they have knowledge of a victim user's first factor credentials.","status":"published","published":"2023-10-25T18:32:22Z","modified":"2024-04-04T08:54:44Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-288","CWE-306"],"updated_at":"2026-11-02T14:57:03.138275Z"}],"nvd":[{"id":"CVE-2023-39231","description":"PingFederate using the PingOne MFA adapter allows a new MFA device to be paired without requiring second factor authentication from an existing registered device. A threat actor may be able to exploit this vulnerability to register their own MFA device if they have knowledge of a victim user's first factor credentials.","status":"published","published":"2023-10-25T18:17:29.03Z","modified":"2026-06-17T06:11:48.83Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N","level":"high","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-288","CWE-306"],"updated_at":"2026-11-02T14:08:39.058878Z"}]}}