{"id":"CVE-2020-16163","aliases":["EUVD-2020-8129","GHSA-8558-8prw-98p6"],"status":"disputed","title":"** DISPUTED ** An issue was discovered in RIPE NCC RPKI Validator 3.x before 3.1-2020.07.06.14.28...","description":"An issue was discovered in RIPE NCC RPKI Validator 3.x before 3.1-2020.07.06.14.28. RRDP fetches proceed even with a lack of validation of a TLS HTTPS endpoint. This allows remote attackers to bypass intended access restrictions, or to trigger denial of service to traffic directed to co-dependent routing systems. NOTE: third parties assert that the behavior is intentionally permitted by RFC 8182","severity":{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01272,"percentile":0.7007,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-295"],"published":"2020-07-30T15:16:29Z","modified":"2026-10-20T10:51:59Z","products":[{"vendor":"ripe","product":"rpki_validator_3"}],"references":[{"url":"https://github.com/RIPE-NCC/rpki-validator-3/issues/159","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-16163"},{"url":"https://github.com/advisories/GHSA-8558-8prw-98p6"}],"sources":{"cve":[{"id":"CVE-2020-16163","description":"An issue was discovered in RIPE NCC RPKI Validator 3.x before 3.1-2020.07.06.14.28. RRDP fetches proceed even with a lack of validation of a TLS HTTPS endpoint. This allows remote attackers to bypass intended access restrictions, or to trigger denial of service to traffic directed to co-dependent routing systems. NOTE: third parties assert that the behavior is intentionally permitted by RFC 8182","status":"disputed","published":"2020-07-30T15:16:29Z","modified":"2024-08-04T13:37:53.903Z","updated_at":"2026-11-02T14:35:59.116379Z"}],"euvd":[{"id":"EUVD-2020-8129","description":"An issue was discovered in RIPE NCC RPKI Validator 3.x before 3.1-2020.07.06.14.28. RRDP fetches proceed even with a lack of validation of a TLS HTTPS endpoint. This allows remote attackers to bypass intended access restrictions, or to trigger denial of service to traffic directed to co-dependent routing systems. NOTE: third parties assert that the behavior is intentionally permitted by RFC 8182","status":"published","published":"2020-07-30T15:16:29Z","modified":"2024-08-04T13:37:53Z","updated_at":"2026-11-03T03:07:29.271552Z"}],"ghsa":[{"id":"GHSA-8558-8prw-98p6","title":"** DISPUTED ** An issue was discovered in RIPE NCC RPKI Validator 3.x before 3.1-2020.07.06.14.28...","description":"** DISPUTED ** An issue was discovered in RIPE NCC RPKI Validator 3.x before 3.1-2020.07.06.14.28. RRDP fetches proceed even with a lack of validation of a TLS HTTPS endpoint. This allows remote attackers to bypass intended access restrictions, or to trigger denial of service to traffic directed to co-dependent routing systems. NOTE: third parties assert that the behavior is intentionally permitted by RFC 8182.","status":"published","published":"2022-05-24T17:24:43Z","modified":"2024-03-30T05:01:42Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:55:44.65747Z"}],"nvd":[{"id":"CVE-2020-16163","description":"An issue was discovered in RIPE NCC RPKI Validator 3.x before 3.1-2020.07.06.14.28. RRDP fetches proceed even with a lack of validation of a TLS HTTPS endpoint. This allows remote attackers to bypass intended access restrictions, or to trigger denial of service to traffic directed to co-dependent routing systems. NOTE: third parties assert that the behavior is intentionally permitted by RFC 8182","status":"disputed","published":"2020-07-30T16:15:11.897Z","modified":"2026-06-17T02:57:48.793Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:06:10.994748Z"}],"osv":[{"id":"CVE-2020-16163","description":"An issue was discovered in RIPE NCC RPKI Validator 3.x before 3.1-2020.07.06.14.28. RRDP fetches proceed even with a lack of validation of a TLS HTTPS endpoint. This allows remote attackers to bypass intended access restrictions, or to trigger denial of service to traffic directed to co-dependent routing systems. NOTE: third parties assert that the behavior is intentionally permitted by RFC 8182","status":"published","published":"2020-07-30T16:15:11.897Z","modified":"2026-10-20T10:51:59.135098015Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:14.828228Z"}]}}