{"id":"CVE-2020-13872","aliases":["EUVD-2020-6080","GHSA-8xpj-f658-f859"],"status":"published","title":"Royal TS before 5 has a 0.0.0.0 listener, which makes it easier for attackers to bypass tunnel...","description":"Royal TS before 5 has a 0.0.0.0 listener, which makes it easier for attackers to bypass tunnel authentication via a brute-force approach.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.02697,"percentile":0.86022,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-307"],"published":"2020-06-09T18:32:59Z","modified":"2026-06-17T02:53:48Z","products":[{"vendor":"royalapps","product":"royal_ts"}],"references":[{"url":"http://seclists.org/fulldisclosure/2020/Jun/14","tags":["mailing-list","x_refsource_FULLDISC","x_transferred","Third Party Advisory"]},{"url":"https://hacktips.it/royalts-ssh-tunnel-authentication-bypass/","tags":["x_refsource_MISC","x_transferred","Exploit"]},{"url":"http://packetstormsecurity.com/files/158000/RoyalTS-SSH-Tunnel-Authentication-Bypass.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-13872"},{"url":"https://hacktips.it/royalts-ssh-tunnel-authentication-bypass"},{"url":"https://github.com/advisories/GHSA-8xpj-f658-f859"}],"sources":{"cve":[{"id":"CVE-2020-13872","description":"Royal TS before 5 has a 0.0.0.0 listener, which makes it easier for attackers to bypass tunnel authentication via a brute-force approach.","status":"published","published":"2020-06-09T18:32:59Z","modified":"2024-08-04T12:32:14.353Z","updated_at":"2026-11-02T14:35:53.868619Z"}],"euvd":[{"id":"EUVD-2020-6080","description":"Royal TS before 5 has a 0.0.0.0 listener, which makes it easier for attackers to bypass tunnel authentication via a brute-force approach.","status":"published","published":"2020-06-09T18:32:59Z","modified":"2024-08-04T12:32:14Z","updated_at":"2026-11-03T03:07:36.182524Z"}],"ghsa":[{"id":"GHSA-8xpj-f658-f859","title":"Royal TS before 5 has a 0.0.0.0 listener, which makes it easier for attackers to bypass tunnel...","description":"Royal TS before 5 has a 0.0.0.0 listener, which makes it easier for attackers to bypass tunnel authentication via a brute-force approach.","status":"published","published":"2022-05-24T17:19:36Z","modified":"2024-04-04T02:54:23Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-307"],"updated_at":"2026-11-02T14:56:12.690799Z"}],"nvd":[{"id":"CVE-2020-13872","description":"Royal TS before 5 has a 0.0.0.0 listener, which makes it easier for attackers to bypass tunnel authentication via a brute-force approach.","status":"published","published":"2020-06-09T19:15:10.387Z","modified":"2026-06-17T02:53:48.88Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":3.3,"vector":"AV:A/AC:L/Au:N/C:P/I:N/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-307"],"updated_at":"2026-11-02T14:06:05.962132Z"}]}}