{"id":"CVE-2019-10991","aliases":["EUVD-2019-2705","GHSA-4j2g-7wxj-73hg"],"status":"published","title":"In WebAccess/SCADA, Versions 8.3.5 and prior, multiple stack-based buffer overflow...","description":"In WebAccess/SCADA, Versions 8.3.5 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":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":0.0898,"percentile":0.95304,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2019-06-28T20:25:56Z","modified":"2026-06-17T02:12:04Z","products":[{"vendor":"advantech","product":"webaccess"},{"vendor":"advantech","product":"webaccess/scada"},{"vendor":"webaccess","product":"webaccess/scada"}],"references":[{"url":"https://www.us-cert.gov/ics/advisories/icsa-19-178-05","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-19-592/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-19-620/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-19-588/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-19-586/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-19-594/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-19-589/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-19-619/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-10991"},{"url":"https://github.com/advisories/GHSA-4j2g-7wxj-73hg"}],"sources":{"cve":[{"id":"CVE-2019-10991","description":"In WebAccess/SCADA, Versions 8.3.5 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":"2019-06-28T20:25:56Z","modified":"2024-08-04T22:40:15.589Z","updated_at":"2026-11-02T14:20:19.399352Z"}],"euvd":[{"id":"EUVD-2019-2705","description":"In WebAccess/SCADA, Versions 8.3.5 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":"2019-06-28T20:25:56Z","modified":"2024-08-04T22:40:15Z","updated_at":"2026-11-03T02:40:50.22256Z"}],"ghsa":[{"id":"GHSA-4j2g-7wxj-73hg","title":"In WebAccess/SCADA, Versions 8.3.5 and prior, multiple stack-based buffer overflow...","description":"In WebAccess/SCADA, Versions 8.3.5 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":"2022-05-24T16:49:00Z","modified":"2023-03-02T18:30:32Z","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":"2026-11-02T14:54:15.627441Z"}],"nvd":[{"id":"CVE-2019-10991","description":"In WebAccess/SCADA, Versions 8.3.5 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":"2019-06-28T21:15:11.307Z","modified":"2026-06-17T02:12:04.357Z","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-787"],"updated_at":"2026-11-02T14:05:17.695191Z"}]}}