{"id":"CVE-2021-30168","aliases":["EUVD-2021-17104","GHSA-2fm2-p76r-3mv9"],"status":"published","title":"MERIT LILIN ENT.CO.,LTD. P2/Z2/P3/Z3 IP camera - Sensitive Data Exposure-1","description":"The sensitive information of webcam device is not properly protected. Remote attackers can unauthentically grant administrator’s credential and further control the devices.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.02075,"percentile":0.81631,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-200","CWE-522"],"published":"2021-04-28T09:30:44Z","modified":"2026-06-17T03:49:47Z","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.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://www.twcert.org.tw/tw/cp-132-4678-aad70-1.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-30168"},{"url":"https://github.com/advisories/GHSA-2fm2-p76r-3mv9"}],"sources":{"cve":[{"id":"CVE-2021-30168","title":"MERIT LILIN ENT.CO.,LTD. P2/Z2/P3/Z3 IP camera - Sensitive Data Exposure-1","description":"The sensitive information of webcam device is not properly protected. Remote attackers can unauthentically grant administrator’s credential and further control the devices.","status":"published","published":"2021-04-28T09:30:44.741Z","modified":"2024-09-16T20:48:03.812Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:33:01.852999Z"}],"euvd":[{"id":"EUVD-2021-17104","description":"The sensitive information of webcam device is not properly protected. 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Remote attackers can unauthentically grant administrator’s credential and further control the devices.","status":"published","published":"2022-05-24T22:28:03Z","modified":"2023-01-30T05:02:52Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-200","CWE-522"],"updated_at":"2026-11-02T14:46:44.129156Z"}],"nvd":[{"id":"CVE-2021-30168","description":"The sensitive information of webcam device is not properly protected. 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