{"id":"CVE-2022-25213","aliases":["EUVD-2022-29912","GHSA-hqp8-hfhq-hff8"],"status":"published","title":"Improper physical access control and use of hard-coded credentials in /etc/passwd permits an...","description":"Improper physical access control and use of hard-coded credentials in /etc/passwd permits an attacker with physical access to obtain a root shell via an unprotected UART port on the device. The same port exposes an unauthenticated Das U-Boot BIOS shell.","severity":{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.00368,"percentile":0.30902,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-798"],"published":"2022-03-07T21:55:25Z","modified":"2026-06-17T04:33:13Z","products":[{"vendor":"phicomm","product":"k2_firmware"},{"vendor":"phicomm","product":"k2g_firmware"},{"vendor":"phicomm","product":"k2p_firmware"},{"vendor":"phicomm","product":"k3_firmware"},{"vendor":"phicomm","product":"k3c_firmware"}],"references":[{"url":"https://www.tenable.com/security/research/tra-2022-01","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-25213"},{"url":"https://github.com/advisories/GHSA-hqp8-hfhq-hff8"}],"sources":{"cve":[{"id":"CVE-2022-25213","description":"Improper physical access control and use of hard-coded credentials in /etc/passwd permits an attacker with physical access to obtain a root shell via an unprotected UART port on the device. The same port exposes an unauthenticated Das U-Boot BIOS shell.","status":"published","published":"2022-03-07T21:55:25Z","modified":"2024-08-03T04:36:06.435Z","updated_at":"2026-11-02T14:34:28.374916Z"}],"euvd":[{"id":"EUVD-2022-29912","description":"Improper physical access control and use of hard-coded credentials in /etc/passwd permits an attacker with physical access to obtain a root shell via an unprotected UART port on the device. The same port exposes an unauthenticated Das U-Boot BIOS shell.","status":"published","published":"2022-03-07T21:55:25Z","modified":"2024-08-03T04:36:06Z","updated_at":"2026-11-03T03:25:48.011319Z"}],"ghsa":[{"id":"GHSA-hqp8-hfhq-hff8","title":"Improper physical access control and use of hard-coded credentials in /etc/passwd permits an...","description":"Improper physical access control and use of hard-coded credentials in /etc/passwd permits an attacker with physical access to obtain a root shell via an unprotected UART port on the device. The same port exposes an unauthenticated Das U-Boot BIOS shell.","status":"published","published":"2022-03-11T00:02:11Z","modified":"2023-01-27T05:00:35Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T14:41:43.230329Z"}],"nvd":[{"id":"CVE-2022-25213","description":"Improper physical access control and use of hard-coded credentials in /etc/passwd permits an attacker with physical access to obtain a root shell via an unprotected UART port on the device. The same port exposes an unauthenticated Das U-Boot BIOS shell.","status":"published","published":"2022-03-10T17:47:00.777Z","modified":"2026-06-17T04:33:13.007Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T14:07:13.7085Z"}]}}