Buffer overflow in Advantech Webaccess\/hmi Designer

CVE-2020-16213

Advantech WebAccess HMI Designer, Versions 2.1.9.31 and prior. Processing specially crafted project files lacking proper validation of user supplied data may cause the system to write outside the intended buffer area, which may allow remote code execution, disclosure/modification of information, or cause the application to crash.

Vulnerability class: Buffer Overflow

EPSS: 0.030 (85.9th 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-2020-16213?
CVE-2020-16213 is a high-severity vulnerability in Advantech Webaccess\/hmi Designer, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2020-08-06.
How severe is CVE-2020-16213?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2020-16213 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.