CVE-2020-16217: Advantech WebAccess/HMI Designer PM3 File Parsing Double Free Remote Code Execution Vulnerability
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.
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 validating the existence of an object prior to performing further free operations on the object. 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-2020-16217?
CVE-2020-16217 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of Advantech WebAccess/HMI Designer.
How can CVE-2020-16217 be exploited?
To exploit CVE-2020-16217, the target must visit a malicious page or open a malicious file.
What is the affected software of CVE-2020-16217?
The affected software is Advantech WebAccess/HMI Designer with versions up to and inclusive of 2.1.9.31.
What is the severity of CVE-2020-16217?
The severity of CVE-2020-16217 is high with a CVSS score of 7.8.
How can I fix CVE-2020-16217?
To fix CVE-2020-16217, update Advantech WebAccess/HMI Designer to a version beyond 2.1.9.31.