CVE-2020-16213: Advantech WebAccess/HMI Designer PM3 File Parsing Out-Of-Bounds Write 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 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.
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 write past the end of an allocated buffer. 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 the severity of CVE-2020-16213?
The severity of CVE-2020-16213 is high with a score of 7.8.
How can remote attackers exploit CVE-2020-16213?
Remote attackers can exploit CVE-2020-16213 by executing arbitrary code on affected installations of Advantech WebAccess/HMI Designer through user interaction, such as visiting a malicious page or opening a malicious file.
Which versions of Advantech WebAccess/HMI Designer are affected by CVE-2020-16213?
Advantech WebAccess/HMI Designer versions up to and including 2.1.9.31 are affected by CVE-2020-16213.
Are there any known references related to CVE-2020-16213?
Yes, you can find more information about CVE-2020-16213 in the following references: [US-CERT Advisory](https://us-cert.cisa.gov/ics/advisories/icsa-20-219-02) and [ZDI Advisory](https://www.zerodayinitiative.com/advisories/ZDI-20-956/).
What is the Common Weakness Enumeration (CWE) ID for CVE-2020-16213?
The Common Weakness Enumeration (CWE) ID for CVE-2020-16213 is 787.