{"id":"CVE-2020-12019","aliases":["EUVD-2020-4335","GHSA-fx8h-mcx2-mhjf"],"status":"published","title":"WebAccess Node Version 8.4.4 and prior is vulnerable to a stack-based buffer overflow, which may...","description":"WebAccess Node Version 8.4.4 and prior is vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute arbitrary code.","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":"2026-11-10","score":0.02169,"percentile":0.82418,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121","CWE-787"],"published":"2020-06-15T19:08:06Z","modified":"2026-06-17T02:51:15Z","products":[{"vendor":"advantech","product":"webaccess"},{"vendor":"advantech","product":"webaccess node"}],"references":[{"url":"https://www.us-cert.gov/ics/advisories/icsa-20-161-01","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-12019"},{"url":"https://github.com/advisories/GHSA-fx8h-mcx2-mhjf"}],"sources":{"cve":[{"id":"CVE-2020-12019","description":"WebAccess Node Version 8.4.4 and prior is vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute arbitrary code.","status":"published","published":"2020-06-15T19:08:06Z","modified":"2024-08-04T11:48:57.802Z","cwes":["CWE-121"],"updated_at":"2026-11-02T14:35:52.925152Z"}],"euvd":[{"id":"EUVD-2020-4335","description":"WebAccess Node Version 8.4.4 and prior is vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute arbitrary code.","status":"published","published":"2020-06-15T19:08:06Z","modified":"2024-08-04T11:48:57Z","updated_at":"2026-11-03T03:07:41.399649Z"}],"ghsa":[{"id":"GHSA-fx8h-mcx2-mhjf","title":"WebAccess Node Version 8.4.4 and prior is vulnerable to a stack-based buffer overflow, which may...","description":"WebAccess Node Version 8.4.4 and prior is vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute arbitrary code.","status":"published","published":"2022-05-24T17:20:29Z","modified":"2023-01-29T05:03:01Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:45:13.764942Z"}],"nvd":[{"id":"CVE-2020-12019","description":"WebAccess Node Version 8.4.4 and prior is vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute arbitrary code.","status":"published","published":"2020-06-15T20:15:11.537Z","modified":"2026-06-17T02:51:15.92Z","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":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T14:06:07.249892Z"}]}}