{"id":"CVE-2021-45836","aliases":["EUVD-2021-32554","GHSA-g2h5-m8r4-v3h9"],"status":"published","title":"An authenticated attacker can execute arbitrary commands as root in Terramaster F4-210, F2-210...","description":"An authenticated attacker can execute arbitrary commands as root in Terramaster F4-210, F2-210 TOS 4.2.X (4.2.15-2107141517) by injecting a maliciously crafted input in the request through /tos/index.php?app/hand_app.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.02483,"percentile":0.84712,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2022-04-25T10:41:38Z","modified":"2026-06-17T04:14:08Z","products":[{"vendor":"terra-master","product":"tos"}],"references":[{"url":"https://thatsn0tmy.site/posts/2021/12/how-to-summon-rces/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-45836"},{"url":"https://github.com/advisories/GHSA-g2h5-m8r4-v3h9"}],"sources":{"cve":[{"id":"CVE-2021-45836","description":"An authenticated attacker can execute arbitrary commands as root in Terramaster F4-210, F2-210 TOS 4.2.X (4.2.15-2107141517) by injecting a maliciously crafted input in the request through /tos/index.php?app/hand_app.","status":"published","published":"2022-04-25T10:41:38Z","modified":"2024-08-04T04:54:29.486Z","updated_at":"2026-11-02T14:33:02.580561Z"}],"euvd":[{"id":"EUVD-2021-32554","description":"An authenticated attacker can execute arbitrary commands as root in Terramaster F4-210, F2-210 TOS 4.2.X (4.2.15-2107141517) by injecting a maliciously crafted input in the request through /tos/index.php?app/hand_app.","status":"published","published":"2022-04-25T10:41:38Z","modified":"2024-08-04T04:54:29Z","updated_at":"2026-11-03T03:08:25.77408Z"}],"ghsa":[{"id":"GHSA-g2h5-m8r4-v3h9","title":"An authenticated attacker can execute arbitrary commands as root in Terramaster F4-210, F2-210...","description":"An authenticated attacker can execute arbitrary commands as root in Terramaster F4-210, F2-210 TOS 4.2.X (4.2.15-2107141517) by injecting a maliciously crafted input in the request through /tos/index.php?app/hand_app.","status":"published","published":"2022-04-26T00:00:43Z","modified":"2023-01-27T05:02:23Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T14:42:03.063922Z"}],"nvd":[{"id":"CVE-2021-45836","description":"An authenticated attacker can execute arbitrary commands as root in Terramaster F4-210, F2-210 TOS 4.2.X (4.2.15-2107141517) by injecting a maliciously crafted input in the request through /tos/index.php?app/hand_app.","status":"published","published":"2022-04-25T11:15:07.047Z","modified":"2026-06-17T04:14:08.323Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":9,"vector":"AV:N/AC:L/Au:S/C:C/I:C/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:07:06.029737Z"}]}}