CVE-2020-16229: Advantech WebAccess/HMI Designer PM3 File Parsing Type Confusion Remote Code Execution Vulnerability
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 a type confusion condition, which may allow remote code execution, disclosure/modification of information, or cause the application to crash.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Advantech WebAccess/HMI Designer. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of PM3 files. The issue results from the lack of proper validation of user-supplied data, which can result in a type confusion condition. An attacker can leverage this vulnerability to execute code in the context of the current process.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2020-16229?
CVE-2020-16229 is a vulnerability in Advantech WebAccess/HMI Designer that allows remote code execution.
How does CVE-2020-16229 work?
CVE-2020-16229 can be exploited by remote attackers through user interaction, such as visiting a malicious page or opening a malicious file.
What is the severity of CVE-2020-16229?
CVE-2020-16229 has a severity rating of 7.8 (High).
What software versions are affected by CVE-2020-16229?
Advantech WebAccess/HMI Designer versions up to and including 2.1.9.31 are affected by CVE-2020-16229.
How can I fix CVE-2020-16229?
To fix CVE-2020-16229, users should update to the latest version of Advantech WebAccess/HMI Designer.