Double Free in Advantech Webaccess\/hmi Designer

CVE-2020-16217

Advantech WebAccess HMI Designer, Versions 2.1.9.31 and prior. A double free vulnerability caused by processing specially crafted project files may allow remote code execution, disclosure/modification of information, or cause the application to crash.

Vulnerability class: Double Free

EPSS: 0.029 (85.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-16217?
CVE-2020-16217 is a high-severity vulnerability in Advantech Webaccess\/hmi Designer, classified under Double Free. CVSS score: 7.8/10. Published 2020-08-06.
How severe is CVE-2020-16217?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2020-16217 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.