ZDI-CAN-15856: (Pwn2Own) Western Digital MyCloud PR4100 ConnectivityService Command Injection Remote Code Execution Vulnerability
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Western Digital MyCloud PR4100. Authentication is not required to exploit this vulnerability. The specific flaw exists within the ConnectivityService service. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root.
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-CAN-15856?
ZDI-CAN-15856 is classified as a critical severity vulnerability due to its potential for arbitrary code execution.
How do I fix ZDI-CAN-15856?
To fix ZDI-CAN-15856, update the Western Digital MyCloud PR4100 to the latest firmware version provided by the manufacturer.
Who is affected by ZDI-CAN-15856?
ZDI-CAN-15856 affects installations of Western Digital MyCloud PR4100 devices.
Is authentication required to exploit ZDI-CAN-15856?
No, authentication is not required to exploit the ZDI-CAN-15856 vulnerability.
What type of attackers can exploit ZDI-CAN-15856?
Network-adjacent attackers can exploit ZDI-CAN-15856 to execute arbitrary code.