What is the severity of ZDI-20-952?

The severity of ZDI-20-952 is critical due to its potential for remote code execution.

How do I fix ZDI-20-952?

To fix ZDI-20-952, update your Advantech WebAccess/HMI Designer to the latest version provided by the vendor.

Is user interaction required to exploit ZDI-20-952?

Yes, user interaction is required as the target must visit a malicious page or open a malicious file.

What types of attacks can occur due to ZDI-20-952?

ZDI-20-952 can allow attackers to execute arbitrary code, potentially leading to full system compromise.

Which software is affected by ZDI-20-952?

ZDI-20-952 specifically affects Advantech WebAccess/HMI Designer installations.

Vulnerability/
ZDI-20-952

high

7.8

4/8/2024

ZDI-20-952: Advantech WebAccess/HMI Designer PM3 File Parsing Double Free Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Advantech WebAccess/HMI Designer. 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 PM3 files. The issue results from the lack of validating the existence of an object prior to performing further free operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process.

Affected Software	Affected Version	How to fix
Advantech WebAccess/HMI Designer

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Reference Links

Frequently Asked Questions

What is the severity of ZDI-20-952?
The severity of ZDI-20-952 is critical due to its potential for remote code execution.
How do I fix ZDI-20-952?
To fix ZDI-20-952, update your Advantech WebAccess/HMI Designer to the latest version provided by the vendor.
Is user interaction required to exploit ZDI-20-952?
Yes, user interaction is required as the target must visit a malicious page or open a malicious file.
What types of attacks can occur due to ZDI-20-952?
ZDI-20-952 can allow attackers to execute arbitrary code, potentially leading to full system compromise.
Which software is affected by ZDI-20-952?
ZDI-20-952 specifically affects Advantech WebAccess/HMI Designer installations.

agent/references
agent/type
agent/softwarecombine
collector/zdi-advisory
source/ZDI
alias/ZDI-20-952
alias/ZDI-CAN-10187
alias/CVE-2020-16217
agent/software-canonical-lookup
agent/title
agent/severity
agent/tags
agent/event
agent/description
agent/source
vendor/advantech
canonical/advantech webaccess/hmi designer

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Frequently Asked Questions

What is the severity of ZDI-20-952?
The severity of ZDI-20-952 is critical due to its potential for remote code execution.
How do I fix ZDI-20-952?
To fix ZDI-20-952, update your Advantech WebAccess/HMI Designer to the latest version provided by the vendor.
Is user interaction required to exploit ZDI-20-952?
Yes, user interaction is required as the target must visit a malicious page or open a malicious file.
What types of attacks can occur due to ZDI-20-952?
ZDI-20-952 can allow attackers to execute arbitrary code, potentially leading to full system compromise.
Which software is affected by ZDI-20-952?
ZDI-20-952 specifically affects Advantech WebAccess/HMI Designer installations.