ZDI-21-448: Schneider Electric C-Bus Toolkit CBZ File Parsing Directory Traversal Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Schneider Electric C-Bus Toolkit. 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 CBZ files. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of the current user.
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-21-448?
The severity of ZDI-21-448 is critical due to the potential for remote code execution.
How do I fix ZDI-21-448?
To fix ZDI-21-448, users should patch their Schneider Electric C-Bus Toolkit to the latest version available from the vendor.
What attacks can leverage ZDI-21-448?
ZDI-21-448 can be exploited through malicious web pages or files that a user must interact with.
Who is affected by ZDI-21-448?
Only installations of Schneider Electric C-Bus Toolkit are affected by ZDI-21-448.
Is user interaction required to exploit ZDI-21-448?
Yes, user interaction is required for exploiting ZDI-21-448.