{"id":"CVE-2019-13556","aliases":["EUVD-2019-5011","GHSA-rxcj-pf3v-8g36"],"status":"published","title":"In WebAccess versions 8.4.1 and prior, multiple stack-based buffer overflow vulnerabilities are...","description":"In WebAccess versions 8.4.1 and prior, multiple stack-based buffer overflow vulnerabilities are caused by a lack of proper validation of the length of user-supplied data. Exploitation of these vulnerabilities may allow remote code execution.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.02123,"percentile":0.82051,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121","CWE-787"],"published":"2019-09-18T21:05:50Z","modified":"2026-06-17T02:16:58Z","products":[{"vendor":"advantech","product":"webaccess"}],"references":[{"url":"https://www.us-cert.gov/ics/advisories/icsa-19-260-01","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-13556"},{"url":"https://github.com/advisories/GHSA-rxcj-pf3v-8g36"}],"sources":{"cve":[{"id":"CVE-2019-13556","description":"In WebAccess versions 8.4.1 and prior, multiple stack-based buffer overflow vulnerabilities are caused by a lack of proper validation of the length of user-supplied data. Exploitation of these vulnerabilities may allow remote code execution.","status":"published","published":"2019-09-18T21:05:50Z","modified":"2024-08-04T23:57:39.443Z","cwes":["CWE-121"],"updated_at":"2026-11-02T14:20:24.025419Z"}],"euvd":[{"id":"EUVD-2019-5011","description":"In WebAccess versions 8.4.1 and prior, multiple stack-based buffer overflow vulnerabilities are caused by a lack of proper validation of the length of user-supplied data. Exploitation of these vulnerabilities may allow remote code execution.","status":"published","published":"2019-09-18T21:05:50Z","modified":"2024-08-04T23:57:39Z","updated_at":"2026-11-03T02:40:42.016311Z"}],"ghsa":[{"id":"GHSA-rxcj-pf3v-8g36","title":"In WebAccess versions 8.4.1 and prior, multiple stack-based buffer overflow vulnerabilities are...","description":"In WebAccess versions 8.4.1 and prior, multiple stack-based buffer overflow vulnerabilities are caused by a lack of proper validation of the length of user-supplied data. Exploitation of these vulnerabilities may allow remote code execution.","status":"published","published":"2022-05-24T16:56:29Z","modified":"2023-01-28T05:06:48Z","updated_at":"2026-11-02T14:44:28.28087Z"}],"nvd":[{"id":"CVE-2019-13556","description":"In WebAccess versions 8.4.1 and prior, multiple stack-based buffer overflow vulnerabilities are caused by a lack of proper validation of the length of user-supplied data. Exploitation of these vulnerabilities may allow remote code execution.","status":"published","published":"2019-09-18T22:15:11.217Z","modified":"2026-06-17T02:16:58.427Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T14:05:28.126831Z"}]}}