{"id":"CVE-2024-1220","aliases":["EUVD-2024-16987","GHSA-h7pr-3fcx-999q"],"status":"published","title":"NPort W2150A/W2250A Series Web Server Stack-based Buffer Overflow Vulnerability","description":"A stack-based buffer overflow in the built-in web server in Moxa NPort W2150A/W2250A Series firmware version 2.3 and prior allows a remote attacker to exploit the vulnerability by sending crafted payload to the web service. Successful exploitation of the vulnerability could result in denial of service.","severity":{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00661,"percentile":0.51942,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121","CWE-787"],"published":"2024-03-06T01:51:19Z","modified":"2026-06-17T07:03:44Z","products":[{"vendor":"moxa","product":"nport w2150a/w2250a series"},{"vendor":"moxa","product":"nport_w2150a-t_firmware"},{"vendor":"moxa","product":"nport_w2150a_firmware"},{"vendor":"moxa","product":"nport_w2250a-t_firmware"},{"vendor":"moxa","product":"nport_w2250a_firmware"}],"references":[{"url":"https://www.moxa.com/en/support/product-support/security-advisory/mpsa-238975-nport-w2150a-w2250a-series-web-server-stack-based-buffer-overflow-vulnerability","tags":["vendor-advisory","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-1220"},{"url":"https://github.com/advisories/GHSA-h7pr-3fcx-999q"}],"sources":{"cve":[{"id":"CVE-2024-1220","title":"NPort W2150A/W2250A Series Web Server Stack-based Buffer Overflow Vulnerability","description":"A stack-based buffer overflow in the built-in web server in Moxa NPort W2150A/W2250A Series firmware version 2.3 and prior allows a remote attacker to exploit the vulnerability by sending crafted payload to the web service. Successful exploitation of the vulnerability could result in denial of service.\n\n","status":"published","published":"2024-03-06T01:51:19.2Z","modified":"2024-08-23T20:33:09.565Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:34:18.259965Z"}],"euvd":[{"id":"EUVD-2024-16987","description":"A stack-based buffer overflow in the built-in web server in Moxa NPort W2150A/W2250A Series firmware version 2.3 and prior allows a remote attacker to exploit the vulnerability by sending crafted payload to the web service. Successful exploitation of the vulnerability could result in denial of service.\n\n","status":"published","published":"2024-03-06T01:51:19Z","modified":"2024-08-23T20:33:09Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","level":"high"}],"updated_at":"2026-11-03T00:56:11.81667Z"}],"ghsa":[{"id":"GHSA-h7pr-3fcx-999q","title":"A stack-based buffer overflow in the built-in web server in Moxa NPort W2150A/W2250A Series...","description":"A stack-based buffer overflow in the built-in web server in Moxa NPort W2150A/W2250A Series firmware version 2.3 and prior allows a remote attacker to exploit the vulnerability by sending crafted payload to the web service. Successful exploitation of the vulnerability could result in denial of service.","status":"published","published":"2024-03-06T03:30:29Z","modified":"2025-02-25T18:32:20Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","level":"high"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T15:00:03.228993Z"}],"nvd":[{"id":"CVE-2024-1220","description":"A stack-based buffer overflow in the built-in web server in Moxa NPort W2150A/W2250A Series firmware version 2.3 and prior allows a remote attacker to exploit the vulnerability by sending crafted payload to the web service. Successful exploitation of the vulnerability could result in denial of service.\n\n","status":"published","published":"2024-03-06T02:15:44.81Z","modified":"2026-06-17T07:03:44.617Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T14:09:39.488031Z"}]}}