{"id":"CVE-2021-30166","aliases":["EUVD-2021-17102","GHSA-3g9r-wrp4-36rm"],"status":"published","title":"MERIT LILIN ENT.CO.,LTD. P2/Z2/P3/Z3 IP camera - Command Injection","description":"The NTP Server configuration function of the IP camera device is not verified with special parameters. Remote attackers can perform a command Injection attack and execute arbitrary commands after logging in with the privileged permission.","severity":{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.03786,"percentile":0.90108,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-78"],"published":"2021-04-28T09:30:43Z","modified":"2026-06-17T03:49:46Z","products":[{"vendor":"merit lilin ent.co.,ltd.","product":"p2/z2/p3/z3 ip camera firmware"},{"vendor":"meritlilin","product":"p2g1022_firmware"},{"vendor":"meritlilin","product":"p2g1022x_firmware"},{"vendor":"meritlilin","product":"p2g1052_firmware"},{"vendor":"meritlilin","product":"p2r3022ae2_firmware"},{"vendor":"meritlilin","product":"p2r3052ae2_firmware"},{"vendor":"meritlilin","product":"p2r6322ae2_firmware"},{"vendor":"meritlilin","product":"p2r6322ae4_firmware"},{"vendor":"meritlilin","product":"p2r6352ae2_firmware"},{"vendor":"meritlilin","product":"p2r6352ae4_firmware"},{"vendor":"meritlilin","product":"p2r6522e2_firmware"},{"vendor":"meritlilin","product":"p2r6522e4_firmware"},{"vendor":"meritlilin","product":"p2r6552e2_firmware"},{"vendor":"meritlilin","product":"p2r6552e4_firmware"},{"vendor":"meritlilin","product":"p2r6822e2_firmware"},{"vendor":"meritlilin","product":"p2r6822e4_firmware"},{"vendor":"meritlilin","product":"p2r6852e2_firmware"},{"vendor":"meritlilin","product":"p2r6852e4_firmware"},{"vendor":"meritlilin","product":"p2r8822e2_firmware"},{"vendor":"meritlilin","product":"p2r8822e4_firmware"},{"vendor":"meritlilin","product":"p2r8852e2_firmware"},{"vendor":"meritlilin","product":"p2r8852e4_firmware"},{"vendor":"meritlilin","product":"p3r6322e2_firmware"},{"vendor":"meritlilin","product":"p3r6522e2_firmware"},{"vendor":"meritlilin","product":"p3r8822e2_firmware"},{"vendor":"meritlilin","product":"z2r6422ax-p_firmware"},{"vendor":"meritlilin","product":"z2r6422ax_firmware"},{"vendor":"meritlilin","product":"z2r6452ax-p_firmware"},{"vendor":"meritlilin","product":"z2r6452ax_firmware"},{"vendor":"meritlilin","product":"z2r6522x_firmware"},{"vendor":"meritlilin","product":"z2r6552x_firmware"},{"vendor":"meritlilin","product":"z2r8022ex25_firmware"},{"vendor":"meritlilin","product":"z2r8052ex25_firmware"},{"vendor":"meritlilin","product":"z2r8122x-p_firmware"},{"vendor":"meritlilin","product":"z2r8122x2-p_firmware"},{"vendor":"meritlilin","product":"z2r8152x-p_firmware"},{"vendor":"meritlilin","product":"z2r8152x2-p_firmware"},{"vendor":"meritlilin","product":"z2r8822ax_firmware"},{"vendor":"meritlilin","product":"z2r8852ax_firmware"},{"vendor":"meritlilin","product":"z3r6422x3_firmware"},{"vendor":"meritlilin","product":"z3r6522x_firmware"},{"vendor":"meritlilin","product":"z3r8922x3_firmware"}],"references":[{"url":"https://www.twcert.org.tw/tw/cp-132-4676-391a5-1.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://www.meritlilin.com/assets/uploads/support/file/M00166-TW.pdf","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://gist.github.com/keniver/86ebef688fb274b534da51ef1a84dd3e","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://www.chtsecurity.com/news/0b733a38-e616-4ff3-86a6-13e710643388","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-30166"},{"url":"https://github.com/advisories/GHSA-3g9r-wrp4-36rm"}],"sources":{"cve":[{"id":"CVE-2021-30166","title":"MERIT LILIN ENT.CO.,LTD. P2/Z2/P3/Z3 IP camera - Command Injection","description":"The NTP Server configuration function of the IP camera device is not verified with special parameters. Remote attackers can perform a command Injection attack and execute arbitrary commands after logging in with the privileged permission.","status":"published","published":"2021-04-28T09:30:43.337Z","modified":"2024-09-17T03:43:51.586Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:33:01.852999Z"}],"euvd":[{"id":"EUVD-2021-17102","description":"The NTP Server configuration function of the IP camera device is not verified with special parameters. Remote attackers can perform a command Injection attack and execute arbitrary commands after logging in with the privileged permission.","status":"published","published":"2021-04-28T09:30:43Z","modified":"2024-09-17T03:43:51Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T00:28:29.042248Z"}],"ghsa":[{"id":"GHSA-3g9r-wrp4-36rm","title":"The NTP Server configuration function of the IP camera device is not verified with special...","description":"The NTP Server configuration function of the IP camera device is not verified with special parameters. Remote attackers can perform a command Injection attack and execute arbitrary commands after logging in with the privileged permission.","status":"published","published":"2022-05-24T17:49:02Z","modified":"2023-01-29T05:06:31Z","cwes":["CWE-78"],"updated_at":"2026-11-02T14:46:02.943866Z"}],"nvd":[{"id":"CVE-2021-30166","description":"The NTP Server configuration function of the IP camera device is not verified with special parameters. Remote attackers can perform a command Injection attack and execute arbitrary commands after logging in with the privileged permission.","status":"published","published":"2021-04-28T10:15:08.647Z","modified":"2026-06-17T03:49:46.79Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":9,"vector":"AV:N/AC:L/Au:S/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:06:52.81233Z"}]}}