CVE-2018-14814 : Exploit Details and Defense Strategies

WECON Technology PI Studio HMI versions 4.1.9 and prior and PI Studio versions 4.2.34 and prior have a vulnerability that could allow unauthorized access.

Understanding CVE-2018-14814

This CVE involves a lack of proper validation of user-supplied data in WECON Technology PI Studio HMI software versions.

What is CVE-2018-14814?

The software versions of WECON Technology PI Studio HMI 4.1.9 and earlier, as well as PI Studio 4.2.34 and earlier, do not adequately validate user input data, potentially leading to unauthorized access beyond the allocated object.

The Impact of CVE-2018-14814

This vulnerability could be exploited by attackers to gain unauthorized access to sensitive information or systems, compromising the security and integrity of the affected software.

Technical Details of CVE-2018-14814

WECON Technology PI Studio HMI versions 4.1.9 and prior and PI Studio versions 4.2.34 and prior are affected by this vulnerability.

Vulnerability Description

The issue stems from insufficient validation of user-supplied data, which may result in unauthorized access beyond the intended scope.

Affected Systems and Versions

Product: WECON Technology PI Studio HMI
Vendor: WECON
Affected Versions: PI Studio HMI versions 4.1.9 and prior, PI Studio versions 4.2.34 and prior

Exploitation Mechanism

Attackers can exploit this vulnerability by inputting malicious data, potentially allowing them to access unauthorized parts of the software or system.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of CVE-2018-14814.

Immediate Steps to Take

Update the software to the latest patched version provided by the vendor.
Implement proper input validation mechanisms to mitigate the risk of unauthorized access.

Long-Term Security Practices

Regularly monitor and audit user input to detect and prevent malicious activities.
Train users on secure coding practices to minimize the introduction of vulnerable code.

Patching and Updates

Apply security patches and updates promptly to ensure the software is protected against known vulnerabilities.