{"id":"CVE-2019-3975","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-3975","generatedAt":"2026-10-27T21:17:53.152Z","title":"Stack-based buffer overflow in Advantech WebAccess/SCADA 8.4.1 allows a remote, unauthenticated attacker to execute arbitrary code via a crafted IOCTL 70603 RPC message.","description":"Stack-based buffer overflow in Advantech WebAccess/SCADA 8.4.1 allows a remote, unauthenticated attacker to execute arbitrary code via a crafted IOCTL 70603 RPC message.","published":"2019-09-10T16:15:13.000Z","lastModified":"2026-06-17T02:35:59.000Z","status":"Modified","sourceIdentifier":"vulnreport@tenable.com","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-787"],"affected":["advantech/webaccess"],"epss":{"score":0.04568,"percentile":0.91547,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (4.57%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://www.tenable.com/security/research/tra-2019-41","tags":["Exploit","Third Party Advisory"],"source":"vulnreport@tenable.com"},{"url":"https://www.tenable.com/security/research/tra-2019-41","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-3975","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}