{"id":"CVE-2021-42850","aliases":["EUVD-2021-29805","GHSA-ch56-mgr4-g3m4"],"status":"published","title":"A weak default administrator password for the web interface and serial port was reported in some...","description":"A weak default administrator password for the web interface and serial port was reported in some Lenovo Personal Cloud Storage devices that could allow unauthorized device access to an attacker with physical or local network access.","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":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00243,"percentile":0.15569,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-798"],"published":"2022-05-18T16:10:30Z","modified":"2026-06-17T04:10:12Z","products":[{"vendor":"lenovo","product":"a1_firmware"},{"vendor":"lenovo","product":"personal cloud storage a1"},{"vendor":"lenovo","product":"personal cloud storage t1"},{"vendor":"lenovo","product":"personal cloud storage t2"},{"vendor":"lenovo","product":"personal cloud storage t2pro"},{"vendor":"lenovo","product":"personal cloud storage x1"},{"vendor":"lenovo","product":"t1_firmware"},{"vendor":"lenovo","product":"t2_firmware"},{"vendor":"lenovo","product":"t2pro_firmware"},{"vendor":"lenovo","product":"x1_firmware"}],"references":[{"url":"https://iknow.lenovo.com.cn/detail/dc_200017.html","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-42850"},{"url":"https://github.com/advisories/GHSA-ch56-mgr4-g3m4"}],"sources":{"cve":[{"id":"CVE-2021-42850","description":"A weak default administrator password for the web interface and serial port was reported in some Lenovo Personal Cloud Storage devices that could allow unauthorized device access to an attacker with physical or local network access.","status":"published","published":"2022-05-18T16:10:30Z","modified":"2024-08-04T03:38:50.139Z","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":"cna"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T14:32:58.739039Z"}],"euvd":[{"id":"EUVD-2021-29805","description":"A weak default administrator password for the web interface and serial port was reported in some Lenovo Personal Cloud Storage devices that could allow unauthorized device access to an attacker with physical or local network access.","status":"published","published":"2022-05-18T16:10:30Z","modified":"2024-08-04T03:38:50Z","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"}],"updated_at":"2026-11-03T03:24:15.299027Z"}],"ghsa":[{"id":"GHSA-ch56-mgr4-g3m4","title":"A weak default administrator password for the web interface and serial port was reported in some...","description":"A weak default administrator password for the web interface and serial port was reported in some Lenovo Personal Cloud Storage devices that could allow unauthorized device access to an attacker with physical or local network access.","status":"published","published":"2022-05-19T00:00:24Z","modified":"2023-01-28T05:04:45Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T14:44:14.141532Z"}],"nvd":[{"id":"CVE-2021-42850","description":"A weak default administrator password for the web interface and serial port was reported in some Lenovo Personal Cloud Storage devices that could allow unauthorized device access to an attacker with physical or local network access.","status":"published","published":"2022-05-18T16:15:08.303Z","modified":"2026-06-17T04:10:12.17Z","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":"secondary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T14:07:06.029737Z"}]}}