CVE-2020-16213 Memory corruption in Advantech WebAccess HMI Designer

High 7.8 Published 6 Aug 2020 Updated 4 Aug 2024

Remote attackers can execute code, read or modify data, or crash the application by tricking users into opening malicious project files in Advantech WebAccess HMI Designer.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2020-16213?

CVE-2020-16213 is a high-severity memory corruption vulnerability in Advantech WebAccess HMI Designer, published on 6 Aug 2020. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

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.

Weakness: CWE-787

Which versions are affected by CVE-2020-16213?

It affects 1 product.

Products include Advantech Webaccess\/Hmi Designer.

How do I fix CVE-2020-16213?

No fix has been published for CVE-2020-16213 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2020-16213 being exploited?

There is no known exploitation of CVE-2020-16213 in the wild and no public exploit code.

Sources

Also known as GHSA-rr87-5vgp-mf73.