ZDI-20-598: Advantech WebAccess/SCADA DATACORE IOCTL 0x0000521e Improper Validation of Array Index 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 0x0000521e in DATACORE.exe. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of Administrator.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Advantech WebAccess/SCADA |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-20-598?
The severity of ZDI-20-598 is considered high due to the potential for remote code execution without authentication.
How do I fix ZDI-20-598?
To fix ZDI-20-598, update the Advantech WebAccess/SCADA software to the latest version provided by the vendor.
What types of systems are affected by ZDI-20-598?
ZDI-20-598 affects installations of Advantech WebAccess/SCADA that are running vulnerable versions.
Can ZDI-20-598 be exploited remotely?
Yes, the ZDI-20-598 vulnerability can be exploited remotely by attackers without the need for authentication.
What is the impact of ZDI-20-598 if exploited?
If exploited, ZDI-20-598 allows attackers to execute arbitrary code, potentially leading to complete system compromise.
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