ZDI-CAN-8138: Advantech WebAccess Node viewsrv SQLConnect Untrusted Pointer Dereference Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Advantech WebAccess Node. Authentication is not required to exploit this vulnerability. The specific flaw exists within the implementation of the 0x27DC IOCTL in the webvrpcs process. The issue results from the lack of proper validation of a user-supplied value prior to dereferencing it as a pointer. An attacker can leverage this vulnerability to execute code in the context of Administrator.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Advantech WebOP |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-CAN-8138?
The severity of ZDI-CAN-8138 is critical due to the potential for remote code execution.
How do I fix ZDI-CAN-8138?
To fix ZDI-CAN-8138, apply the latest security updates provided by Advantech for WebAccess.
Who is affected by ZDI-CAN-8138?
Organizations using affected versions of Advantech WebAccess are susceptible to ZDI-CAN-8138.
Is authentication required to exploit ZDI-CAN-8138?
No, authentication is not required to exploit ZDI-CAN-8138, making it particularly dangerous.
What kind of attacks can be performed using ZDI-CAN-8138?
ZDI-CAN-8138 allows remote attackers to execute arbitrary code, potentially compromising the affected system.
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