{"id":"CVE-2016-4503","aliases":["EUVD-2016-5490","GHSA-2xrx-jfmm-qr34"],"status":"published","title":"Moxa Device Server Web Console 5232-N allows remote attackers to bypass authentication, and...","description":"Moxa Device Server Web Console 5232-N allows remote attackers to bypass authentication, and consequently modify settings and data, via vectors related to reading a cookie parameter containing a UserId value.","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":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02848,"percentile":0.86794,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2016-07-12T01:00:00Z","modified":"2026-06-17T00:47:40Z","products":[{"vendor":"moxa","product":"device_server_web_console_5232-n_firmware"}],"references":[{"url":"https://ics-cert.us-cert.gov/advisories/ICSA-16-189-02","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"http://www.securityfocus.com/bid/91670","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-4503"},{"url":"https://github.com/advisories/GHSA-2xrx-jfmm-qr34"}],"sources":{"cve":[{"id":"CVE-2016-4503","description":"Moxa Device Server Web Console 5232-N allows remote attackers to bypass authentication, and consequently modify settings and data, via vectors related to reading a cookie parameter containing a UserId value.","status":"published","published":"2016-07-12T01:00:00Z","modified":"2024-08-06T00:32:25.526Z","updated_at":"2026-11-02T14:33:35.149563Z"}],"euvd":[{"id":"EUVD-2016-5490","description":"Moxa Device Server Web Console 5232-N allows remote attackers to bypass authentication, and consequently modify settings and data, via vectors related to reading a cookie parameter containing a UserId value.","status":"published","published":"2016-07-12T01:00:00Z","modified":"2024-08-06T00:32:25Z","updated_at":"2026-11-03T02:22:46.329763Z"}],"ghsa":[{"id":"GHSA-2xrx-jfmm-qr34","title":"Moxa Device Server Web Console 5232-N allows remote attackers to bypass authentication, and...","description":"Moxa Device Server Web Console 5232-N allows remote attackers to bypass authentication, and consequently modify settings and data, via vectors related to reading a cookie parameter containing a UserId value.","status":"published","published":"2022-05-13T01:06:02Z","modified":"2023-02-01T05:02:53Z","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-287"],"updated_at":"2026-11-02T14:49:59.47413Z"}],"nvd":[{"id":"CVE-2016-4503","description":"Moxa Device Server Web Console 5232-N allows remote attackers to bypass authentication, and consequently modify settings and data, via vectors related to reading a cookie parameter containing a UserId value.","status":"published","published":"2016-07-12T02:00:09.94Z","modified":"2026-06-17T00:47:40.9Z","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":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:03:27.736698Z"}]}}