{"id":"CVE-2019-9099","aliases":["EUVD-2019-18484","GHSA-f9rg-9f28-2cxr"],"status":"published","title":"An issue was discovered on Moxa MGate MB3170 and MB3270 devices before 4.1, MB3280 and MB3480...","description":"An issue was discovered on Moxa MGate MB3170 and MB3270 devices before 4.1, MB3280 and MB3480 devices before 3.1, MB3660 devices before 2.3, and MB3180 devices before 2.1. A Buffer overflow in the built-in web server allows remote attackers to initiate DoS, and probably to execute arbitrary code (issue 1 of 2).","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AC:L/AV:N/A:H/C:N/I:N/PR:N/S:U/UI:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.04047,"percentile":0.90717,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2020-03-11T14:27:58Z","modified":"2026-06-17T02:43:03Z","products":[{"vendor":"moxa","product":"mb3170_firmware"},{"vendor":"moxa","product":"mb3180_firmware"},{"vendor":"moxa","product":"mb3270_firmware"},{"vendor":"moxa","product":"mb3280_firmware"},{"vendor":"moxa","product":"mb3480_firmware"},{"vendor":"moxa","product":"mb3660_firmware"}],"references":[{"url":"https://www.us-cert.gov/ics/advisories/icsa-20-056-01","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://www.moxa.com/en/support/support/security-advisory/mb3710-3180-3270-3280-3480-3660-vulnerabilities","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-9099"},{"url":"https://github.com/advisories/GHSA-f9rg-9f28-2cxr"}],"sources":{"cve":[{"id":"CVE-2019-9099","description":"An issue was discovered on Moxa MGate MB3170 and MB3270 devices before 4.1, MB3280 and MB3480 devices before 3.1, MB3660 devices before 2.3, and MB3180 devices before 2.1. A Buffer overflow in the built-in web server allows remote attackers to initiate DoS, and probably to execute arbitrary code (issue 1 of 2).","status":"published","published":"2020-03-11T14:27:58Z","modified":"2024-08-04T21:38:46.38Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AC:L/AV:N/A:H/C:N/I:N/PR:N/S:U/UI:N","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:20:20.397093Z"}],"euvd":[{"id":"EUVD-2019-18484","description":"An issue was discovered on Moxa MGate MB3170 and MB3270 devices before 4.1, MB3280 and MB3480 devices before 3.1, MB3660 devices before 2.3, and MB3180 devices before 2.1. A Buffer overflow in the built-in web server allows remote attackers to initiate DoS, and probably to execute arbitrary code (issue 1 of 2).","status":"published","published":"2020-03-11T14:27:58Z","modified":"2024-08-04T21:38:46Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AC:L/AV:N/A:H/C:N/I:N/PR:N/S:U/UI:N","level":"high"}],"updated_at":"2026-11-03T03:06:40.408517Z"}],"ghsa":[{"id":"GHSA-f9rg-9f28-2cxr","title":"An issue was discovered on Moxa MGate MB3170 and MB3270 devices before 4.1, MB3280 and MB3480...","description":"An issue was discovered on Moxa MGate MB3170 and MB3270 devices before 4.1, MB3280 and MB3480 devices before 3.1, MB3660 devices before 2.3, and MB3180 devices before 2.1. A Buffer overflow in the built-in web server allows remote attackers to initiate DoS, and probably to execute arbitrary code (issue 1 of 2).","status":"published","published":"2022-05-24T17:10:46Z","modified":"2023-01-29T05:01:39Z","updated_at":"2026-11-02T14:44:53.095202Z"}],"nvd":[{"id":"CVE-2019-9099","description":"An issue was discovered on Moxa MGate MB3170 and MB3270 devices before 4.1, MB3280 and MB3480 devices before 3.1, MB3660 devices before 2.3, and MB3180 devices before 2.1. A Buffer overflow in the built-in web server allows remote attackers to initiate DoS, and probably to execute arbitrary code (issue 1 of 2).","status":"published","published":"2020-03-11T15:15:16.903Z","modified":"2026-06-17T02:43:03.577Z","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":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:05:45.254119Z"}]}}