{"id":"CVE-2023-30466","aliases":["EUVD-2023-34881","GHSA-jpv9-5pvw-6mc2"],"status":"published","title":"Authentication Bypass Vulnerability in Milesight Network Video Recorder (NVR)","description":"This vulnerability exists in Milesight 4K/H.265 Series NVR models (MS-Nxxxx-xxG, MS-Nxxxx-xxE, MS-Nxxxx-xxT, MS-Nxxxx-xxH and MS-Nxxxx-xxC), due to a weak password reset mechanism at the Milesight NVR web-based management interface. A remote attacker could exploit this vulnerability by sending a specially crafted http requests on the targeted device.\n\nSuccessful exploitation of this vulnerability could allow remote attacker to account takeover on the targeted device.","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":0.0113,"percentile":0.66662,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-640"],"published":"2023-04-28T10:06:26Z","modified":"2026-06-17T05:54:46Z","products":[{"vendor":"milesight","product":"ms-n1004-uc_firmware"},{"vendor":"milesight","product":"ms-n1004-upc_firmware"},{"vendor":"milesight","product":"ms-n1008-uc_firmware"},{"vendor":"milesight","product":"ms-n1008-unc_firmware"},{"vendor":"milesight","product":"ms-n1008-unpc_firmware"},{"vendor":"milesight","product":"ms-n1008-upc_firmware"},{"vendor":"milesight","product":"ms-n5008-e_firmware"},{"vendor":"milesight","product":"ms-n5008-pe_firmware"},{"vendor":"milesight","product":"ms-n5008-uc_firmware"},{"vendor":"milesight","product":"ms-n5008-upc_firmware"},{"vendor":"milesight","product":"ms-n5016-e_firmware"},{"vendor":"milesight","product":"ms-n5016-pe_firmware"},{"vendor":"milesight","product":"ms-n7016-uh_firmware"},{"vendor":"milesight","product":"ms-n7016-uph_firmware"},{"vendor":"milesight","product":"ms-n7032-uh_firmware"},{"vendor":"milesight","product":"ms-n7032-uph_firmware"},{"vendor":"milesight","product":"ms-n7048-uph_firmware"},{"vendor":"milesight","product":"ms-n8032-uh_firmware"},{"vendor":"milesight","product":"ms-n8064-uh_firmware"},{"vendor":"milesight","product":"ms-nxxxx-xxg_firmware"},{"vendor":"milesight","product":"ms-nxxxx-xxt_firmware"},{"vendor":"milesight","product":"nvr ms-nxxxx-xxc"},{"vendor":"milesight","product":"nvr ms-nxxxx-xxe"},{"vendor":"milesight","product":"nvr ms-nxxxx-xxg"},{"vendor":"milesight","product":"nvr ms-nxxxx-xxh"},{"vendor":"milesight","product":"nvr ms-nxxxx-xxt"}],"references":[{"url":"https://www.cert-in.org.in/s2cMainServlet?pageid=PUBVLNOTES01\u0026VLCODE=CIVN-2023-0121","tags":["x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-30466"},{"url":"https://github.com/advisories/GHSA-jpv9-5pvw-6mc2"}],"sources":{"cve":[{"id":"CVE-2023-30466","title":"Authentication Bypass Vulnerability in Milesight Network Video Recorder (NVR)","description":"This vulnerability exists in Milesight 4K/H.265 Series NVR models (MS-Nxxxx-xxG, MS-Nxxxx-xxE, MS-Nxxxx-xxT, MS-Nxxxx-xxH and MS-Nxxxx-xxC), due to a weak password reset mechanism at the Milesight NVR web-based management interface. A remote attacker could exploit this vulnerability by sending a specially crafted http requests on the targeted device.\n\nSuccessful exploitation of this vulnerability could allow remote attacker to account takeover on the targeted device.\n\n\n\n\n\n\n\n\n\n\n","status":"published","published":"2023-04-28T10:06:26.684Z","modified":"2025-01-30T17:16:05.788Z","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-640"],"updated_at":"2026-11-02T14:35:22.640346Z"}],"euvd":[{"id":"EUVD-2023-34881","description":"This vulnerability exists in Milesight 4K/H.265 Series NVR models (MS-Nxxxx-xxG, MS-Nxxxx-xxE, MS-Nxxxx-xxT, MS-Nxxxx-xxH and MS-Nxxxx-xxC), due to a weak password reset mechanism at the Milesight NVR web-based management interface. A remote attacker could exploit this vulnerability by sending a specially crafted http requests on the targeted device.\n\nSuccessful exploitation of this vulnerability could allow remote attacker to account takeover on the targeted device.\n\n\n\n\n\n\n\n\n\n\n","status":"published","published":"2023-04-28T10:06:26Z","modified":"2025-01-30T17:16:05Z","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"}],"updated_at":"2026-11-03T00:04:09.009549Z"}],"ghsa":[{"id":"GHSA-jpv9-5pvw-6mc2","title":"This vulnerability exists in Milesight 4K/H.265 Series NVR models (MS-Nxxxx-xxG, MS-Nxxxx-xxE, MS...","description":"This vulnerability exists in Milesight 4K/H.265 Series NVR models (MS-Nxxxx-xxG, MS-Nxxxx-xxE, MS-Nxxxx-xxT, MS-Nxxxx-xxH and MS-Nxxxx-xxC), due to a weak password reset mechanism at the Milesight NVR web-based management interface. A remote attacker could exploit this vulnerability by sending a specially crafted http requests on the targeted device.\n\nSuccessful exploitation of this vulnerability could allow remote attacker to account takeover on the targeted device.\n\n\n\n\n\n\n\n\n\n\n","status":"published","published":"2023-04-28T12:30:15Z","modified":"2024-04-11T21:08:49Z","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-640"],"updated_at":"2026-11-02T14:57:07.421443Z"}],"nvd":[{"id":"CVE-2023-30466","description":"This vulnerability exists in Milesight 4K/H.265 Series NVR models (MS-Nxxxx-xxG, MS-Nxxxx-xxE, MS-Nxxxx-xxT, MS-Nxxxx-xxH and MS-Nxxxx-xxC), due to a weak password reset mechanism at the Milesight NVR web-based management interface. A remote attacker could exploit this vulnerability by sending a specially crafted http requests on the targeted device.\n\nSuccessful exploitation of this vulnerability could allow remote attacker to account takeover on the targeted device.\n\n\n\n\n\n\n\n\n\n\n","status":"published","published":"2023-04-28T11:15:08.987Z","modified":"2026-06-17T05:54:46.99Z","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":"secondary"},{"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":"primary"}],"cwes":["CWE-640"],"updated_at":"2026-11-02T14:07:59.151142Z"}]}}