{"id":"CVE-2018-14816","aliases":["EUVD-2018-6700","GHSA-p6qv-283h-5q8c"],"status":"published","title":"Advantech WebAccess 8.3.1 and earlier has several stack-based buffer overflow vulnerabilities...","description":"Advantech WebAccess 8.3.1 and earlier has several stack-based buffer overflow vulnerabilities that have been identified, which may allow an attacker to 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":"2026-11-07","score":0.0413,"percentile":0.90883,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121","CWE-787"],"published":"2018-10-23T20:00:00Z","modified":"2026-06-17T01:41:41Z","products":[{"vendor":"advantech","product":"advantech webaccess"},{"vendor":"advantech","product":"webaccess"}],"references":[{"url":"http://www.securitytracker.com/id/1041939","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://ics-cert.us-cert.gov/advisories/ICSA-18-296-01%2C","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://www.securityfocus.com/bid/105728","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-14816"},{"url":"https://ics-cert.us-cert.gov/advisories/ICSA-18-296-01,"},{"url":"https://github.com/advisories/GHSA-p6qv-283h-5q8c"}],"sources":{"cve":[{"id":"CVE-2018-14816","description":"Advantech WebAccess 8.3.1 and earlier has several stack-based buffer overflow vulnerabilities that have been identified, which may allow an attacker to execute arbitrary code.","status":"published","published":"2018-10-23T20:00:00Z","modified":"2024-09-17T02:01:48.026Z","cwes":["CWE-121"],"updated_at":"2026-11-02T14:35:00.237825Z"}],"euvd":[{"id":"EUVD-2018-6700","description":"Advantech WebAccess 8.3.1 and earlier has several stack-based buffer overflow vulnerabilities that have been identified, which may allow an attacker to execute arbitrary code.","status":"published","published":"2018-10-23T20:00:00Z","modified":"2024-09-17T02:01:48Z","updated_at":"2026-11-03T00:28:44.385816Z"}],"ghsa":[{"id":"GHSA-p6qv-283h-5q8c","title":"Advantech WebAccess 8.3.1 and earlier has several stack-based buffer overflow vulnerabilities...","description":"Advantech WebAccess 8.3.1 and earlier has several stack-based buffer overflow vulnerabilities that have been identified, which may allow an attacker to execute arbitrary code.","status":"published","published":"2022-05-13T01:17:53Z","modified":"2023-02-01T05:05:17Z","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-787"],"updated_at":"2026-11-02T14:50:13.694184Z"}],"nvd":[{"id":"CVE-2018-14816","description":"Advantech WebAccess 8.3.1 and earlier has several stack-based buffer overflow vulnerabilities that have been identified, which may allow an attacker to execute arbitrary code.","status":"published","published":"2018-10-23T20:29:00.53Z","modified":"2026-06-17T01:41:41.92Z","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":"2026-11-02T14:04:46.409324Z"}]}}