{"id":"CVE-2020-29189","aliases":["EUVD-2020-21569","GHSA-fjv4-6mwc-7524"],"status":"published","title":"Incorrect Access Control vulnerability in TerraMaster TOS \u003c= 4.2.06 allows remote authenticated...","description":"Incorrect Access Control vulnerability in TerraMaster TOS \u003c= 4.2.06 allows remote authenticated attackers to bypass read-only restriction and obtain full access to any folder within the NAS","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01888,"percentile":0.79683,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-863"],"published":"2020-12-24T14:36:59Z","modified":"2026-07-09T01:16:44Z","products":[{"vendor":"terra-master","product":"tos"}],"references":[{"url":"https://www.ihteam.net/advisory/terramaster-tos-multiple-vulnerabilities/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-29189"},{"url":"http://terramaster.com"},{"url":"https://www.ihteam.net/advisory/terramaster-tos-multiple-vulnerabilities"},{"url":"https://github.com/advisories/GHSA-fjv4-6mwc-7524"}],"sources":{"cve":[{"id":"CVE-2020-29189","description":"Incorrect Access Control vulnerability in TerraMaster TOS \u003c= 4.2.06 allows remote authenticated attackers to bypass read-only restriction and obtain full access to any folder within the NAS","status":"published","published":"2020-12-24T14:36:59Z","modified":"2026-07-09T00:12:02.348Z","updated_at":"2026-11-02T14:35:55.460269Z"}],"euvd":[{"id":"EUVD-2020-21569","description":"Incorrect Access Control vulnerability in TerraMaster TOS \u003c= 4.2.06 allows remote authenticated attackers to bypass read-only restriction and obtain full access to any folder within the NAS","status":"published","published":"2020-12-24T14:36:59Z","modified":"2026-07-09T00:12:02Z","updated_at":"2026-11-02T18:20:09.583461Z"}],"ghsa":[{"id":"GHSA-fjv4-6mwc-7524","title":"Incorrect Access Control vulnerability in TerraMaster TOS \u003c= 4.2.06 allows remote authenticated...","description":"Incorrect Access Control vulnerability in TerraMaster TOS \u003c= 4.2.06 allows remote authenticated attackers to bypass read-only restriction and obtain full access to any folder within the NAS","status":"published","published":"2022-05-24T17:37:15Z","modified":"2026-07-05T00:32:21Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T15:09:14.897479Z"}],"nvd":[{"id":"CVE-2020-29189","description":"Incorrect Access Control vulnerability in TerraMaster TOS \u003c= 4.2.06 allows remote authenticated attackers to bypass read-only restriction and obtain full access to any folder within the NAS","status":"published","published":"2020-12-24T15:15:13.53Z","modified":"2026-07-09T01:16:44.177Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:28.340168Z"}]}}