{"id":"CVE-2020-28190","aliases":["EUVD-2020-20675","GHSA-8vhf-89h2-fwh8"],"status":"published","title":"TerraMaster TOS \u003c= 4.2.06 was found to check for updates (of both system and applications) via an...","description":"TerraMaster TOS \u003c= 4.2.06 was found to check for updates (of both system and applications) via an insecure channel (HTTP). Man-in-the-middle attackers are able to intercept these requests and serve a weaponized/infected version of applications or updates.","severity":{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00787,"percentile":0.56489,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2020-12-24T14:34:32Z","modified":"2026-06-17T03:10:11Z","products":[{"vendor":"terra-master","product":"tos"}],"references":[{"url":"https://www.terra-master.com/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"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-2020-28190"},{"url":"https://github.com/advisories/GHSA-8vhf-89h2-fwh8"}],"sources":{"cve":[{"id":"CVE-2020-28190","description":"TerraMaster TOS \u003c= 4.2.06 was found to check for updates (of both system and applications) via an insecure channel (HTTP). Man-in-the-middle attackers are able to intercept these requests and serve a weaponized/infected version of applications or updates.","status":"published","published":"2020-12-24T14:34:32Z","modified":"2024-08-04T16:33:57.797Z","updated_at":"2026-11-02T14:35:57.352161Z"}],"euvd":[{"id":"EUVD-2020-20675","description":"TerraMaster TOS \u003c= 4.2.06 was found to check for updates (of both system and applications) via an insecure channel (HTTP). Man-in-the-middle attackers are able to intercept these requests and serve a weaponized/infected version of applications or updates.","status":"published","published":"2020-12-24T14:34:32Z","modified":"2024-08-04T16:33:57Z","updated_at":"2026-11-03T03:07:10.123634Z"}],"ghsa":[{"id":"GHSA-8vhf-89h2-fwh8","title":"TerraMaster TOS \u003c= 4.2.06 was found to check for updates (of both system and applications) via an...","description":"TerraMaster TOS \u003c= 4.2.06 was found to check for updates (of both system and applications) via an insecure channel (HTTP). Man-in-the-middle attackers are able to intercept these requests and serve a weaponized/infected version of applications or updates.","status":"published","published":"2022-05-24T17:37:15Z","modified":"2023-01-29T05:05:49Z","updated_at":"2026-11-02T14:45:52.819939Z"}],"nvd":[{"id":"CVE-2020-28190","description":"TerraMaster TOS \u003c= 4.2.06 was found to check for updates (of both system and applications) via an insecure channel (HTTP). Man-in-the-middle attackers are able to intercept these requests and serve a weaponized/infected version of applications or updates.","status":"published","published":"2020-12-24T15:15:13.467Z","modified":"2026-06-17T03:10:11.003Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:28.340168Z"}]}}