{"cve":"CVE-2020-16207","nvd":{"published":"2020-08-06T19:15:13.550","modified":"2026-06-17T02:57:51.517","status":"Modified","description":"Advantech WebAccess HMI Designer, Versions 2.1.9.31 and prior. Multiple heap-based buffer overflow vulnerabilities may be exploited by opening specially crafted project files that may overflow the heap, which may allow remote code execution, disclosure/modification of information, or cause the application to crash.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-787","CWE-122"],"references":["https://us-cert.cisa.gov/ics/advisories/icsa-20-219-02","https://www.zerodayinitiative.com/advisories/ZDI-20-950/","https://www.zerodayinitiative.com/advisories/ZDI-20-951/","https://www.zerodayinitiative.com/advisories/ZDI-20-955/","https://www.zerodayinitiative.com/advisories/ZDI-20-958/"],"products":["advantech:webaccess\\/hmi_designer"],"source":"nvd","synced_at":"2026-10-19T21:06:22.076270124+00:00"},"epss":{"cve":"CVE-2020-16207","score":0.03735,"percentile":0.89837,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}