{"id":"CVE-2020-13537","aliases":["EUVD-2020-5784","GHSA-9vx5-p3h2-529c"],"status":"published","title":"An exploitable local privilege elevation vulnerability exists in the file system permissions of...","description":"An exploitable local privilege elevation vulnerability exists in the file system permissions of Moxa MXView series 3.1.8 installation. Depending on the vector chosen, an attacker can either add code to a script or replace a binary.By default MXViewService, which starts as a NT SYSTEM authority user executes a series of Node.Js scripts to start additional application functionality and among them the mosquitto executable is also run.","severity":{"version":"3.0","score":9.3,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00539,"percentile":0.45693,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269","CWE-276"],"published":"2020-11-05T20:09:54Z","modified":"2026-06-17T02:53:17Z","products":[{"vendor":"moxa","product":"moxa"},{"vendor":"moxa","product":"mxview"}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2020-1148","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-13537"},{"url":"https://github.com/advisories/GHSA-9vx5-p3h2-529c"}],"sources":{"cve":[{"id":"CVE-2020-13537","description":"An exploitable local privilege elevation vulnerability exists in the file system permissions of Moxa MXView series 3.1.8 installation. Depending on the vector chosen, an attacker can either add code to a script or replace a binary.By default MXViewService, which starts as a NT SYSTEM authority user executes a series of Node.Js scripts to start additional application functionality and among them the mosquitto executable is also run.","status":"published","published":"2020-11-05T20:09:54Z","modified":"2024-08-04T12:18:18.452Z","cvss":[{"version":"3.0","score":9.3,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-276"],"updated_at":"2026-11-02T14:35:54.170199Z"}],"euvd":[{"id":"EUVD-2020-5784","description":"An exploitable local privilege elevation vulnerability exists in the file system permissions of Moxa MXView series 3.1.8 installation. Depending on the vector chosen, an attacker can either add code to a script or replace a binary.By default MXViewService, which starts as a NT SYSTEM authority user executes a series of Node.Js scripts to start additional application functionality and among them the mosquitto executable is also run.","status":"published","published":"2020-11-05T20:09:54Z","modified":"2024-08-04T12:18:18Z","cvss":[{"version":"3.0","score":9.3,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T03:07:37.234427Z"}],"ghsa":[{"id":"GHSA-9vx5-p3h2-529c","title":"An exploitable local privilege elevation vulnerability exists in the file system permissions of...","description":"An exploitable local privilege elevation vulnerability exists in the file system permissions of Moxa MXView series 3.1.8 installation. Depending on the vector chosen, an attacker can either add code to a script or replace a binary.By default MXViewService, which starts as a NT SYSTEM authority user executes a series of Node.Js scripts to start additional application functionality and among them the mosquitto executable is also run.","status":"published","published":"2022-05-24T17:33:11Z","modified":"2023-01-29T05:05:13Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-269","CWE-276"],"updated_at":"2026-11-02T14:45:44.421144Z"}],"nvd":[{"id":"CVE-2020-13537","description":"An exploitable local privilege elevation vulnerability exists in the file system permissions of Moxa MXView series 3.1.8 installation. Depending on the vector chosen, an attacker can either add code to a script or replace a binary.By default MXViewService, which starts as a NT SYSTEM authority user executes a series of Node.Js scripts to start additional application functionality and among them the mosquitto executable is also run.","status":"published","published":"2020-11-05T21:15:12.457Z","modified":"2026-06-17T02:53:17.67Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"3.0","score":9.3,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"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-276"],"updated_at":"2026-11-02T14:06:21.80969Z"}]}}