ZDI-CAN-9905: Advantech WebAccess/SCADA ViewSrv IOCTL 0x00002711 Command Injection Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Advantech WebAccess/SCADA. Authentication is not required to exploit this vulnerability. The specific flaw exists within the implementation of IOCTL 0x00002711 in ViewSrv.dll. 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 Administrator.
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-CAN-9905?
The ZDI-CAN-9905 vulnerability is considered critical, allowing remote code execution without authentication.
How do I fix ZDI-CAN-9905?
To remediate ZDI-CAN-9905, update to the latest version of Advantech WebAccess/SCADA as provided by the vendor.
What does ZDI-CAN-9905 allow an attacker to do?
ZDI-CAN-9905 allows remote attackers to execute arbitrary code on affected installations of Advantech WebAccess/SCADA.
Is authentication required to exploit ZDI-CAN-9905?
No, authentication is not required to exploit the ZDI-CAN-9905 vulnerability.
Which software is affected by ZDI-CAN-9905?
The affected software for ZDI-CAN-9905 is Advantech WebAccess/SCADA.