CVE-2020-16217 Use after free in Advantech WebAccess HMI Designer
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-2020-16217?
CVE-2020-16217 is a high-severity use after free 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. 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.
Weakness: CWE-415
Which versions are affected by CVE-2020-16217?
It affects 1 product.
Products include Advantech Webaccess\/Hmi Designer.
How do I fix CVE-2020-16217?
No fix has been published for CVE-2020-16217 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2020-16217 being exploited?
There is no known exploitation of CVE-2020-16217 in the wild and no public exploit code.
Other vulnerabilities in Advantech WebAccess HMI Designer
- CVE-2021-33000 Memory corruption in WebAccess HMI Designer
- CVE-2021-33002 Memory corruption in WebAccess HMI Designer
- CVE-2021-33004 Memory corruption in WebAccess HMI Designer
- CVE-2020-16207 Memory corruption in Advantech WebAccess HMI Designer
- CVE-2020-16213 Memory corruption in Advantech WebAccess HMI Designer
Sources
Also known as GHSA-x86f-qwr2-rrx4.