ZDI-20-826: Phoenix Contact Automationworx PC WORX MWE File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Phoenix Contact Automationworx. 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 MWE files by the PC WORX and PC WORX Express executables. 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 vulnerability to execute code in the context of the current process.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Phoenix Contact Automationworx |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-20-826?
The severity of ZDI-20-826 is high due to its potential to allow remote code execution.
How do I fix ZDI-20-826?
To fix ZDI-20-826, users should update their Phoenix Contact Automationworx software to the latest version provided by the vendor.
What types of attacks can exploit ZDI-20-826?
ZDI-20-826 can be exploited by attackers through user interaction with malicious pages or files.
Who is affected by ZDI-20-826?
ZDI-20-826 affects installations of Phoenix Contact Automationworx software.
Is user interaction required for the exploitation of ZDI-20-826?
Yes, user interaction is required to exploit ZDI-20-826.
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