CVE-2020-16211: Advantech WebAccess/HMI Designer PM3 File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
Advantech WebAccess HMI Designer, Versions 2.1.9.31 and prior. An out-of-bounds read vulnerability may be exploited by processing specially crafted project files, which may allow an attacker to read information.
Other sources
This vulnerability allows remote attackers to disclose sensitive information 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 read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the current process.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2020-16211?
CVE-2020-16211 is a vulnerability in Advantech WebAccess/HMI Designer that allows remote attackers to disclose sensitive information.
How can this vulnerability be exploited?
This vulnerability requires user interaction, such as visiting a malicious page or opening a malicious file.
What is the severity of CVE-2020-16211?
CVE-2020-16211 has a severity rating of medium.
Which versions of Advantech WebAccess/HMI Designer are affected by CVE-2020-16211?
CVE-2020-16211 affects Advantech WebAccess/HMI Designer versions up to and including 2.1.9.31.
How can I fix CVE-2020-16211?
To fix CVE-2020-16211, users should update to a version of Advantech WebAccess/HMI Designer that is not affected by the vulnerability.