CVE-2018-17904 : Exploit Details and Defense Strategies

Reliance 4 SCADA/HMI, Version 4.7.3 Update 3 and prior, contains a vulnerability that allows unauthorized individuals to inject arbitrary code.

Understanding CVE-2018-17904

This CVE involves a security issue in Reliance 4 SCADA/HMI software.

What is CVE-2018-17904?

The vulnerability in Reliance 4 SCADA/HMI, specifically in Version 4.7.3 Update 3 and earlier versions, enables unauthorized individuals to inject any code of their choice.

The Impact of CVE-2018-17904

The vulnerability could lead to unauthorized code injection, potentially compromising the integrity and security of the affected systems.

Technical Details of CVE-2018-17904

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability allows attackers to inject arbitrary code into the affected software, posing a significant security risk.

Affected Systems and Versions

Product: Reliance 4 SCADA/HMI
Vendor: GEOVAP
Versions Affected: Version 4.7.3 Update 3 and prior

Exploitation Mechanism

The vulnerability arises from improper neutralization of input during web page generation, known as 'Cross-Site Scripting' (CWE-79).

Mitigation and Prevention

Protecting systems from CVE-2018-17904 is crucial to maintaining security.

Immediate Steps to Take

Update the software to the latest version to patch the vulnerability.
Implement proper input validation mechanisms to prevent code injection attacks.

Long-Term Security Practices

Regularly monitor and audit the software for any suspicious activities.
Train staff on secure coding practices and awareness of potential vulnerabilities.

Patching and Updates

Stay informed about security advisories and updates from the software vendor.
Apply patches promptly to address known vulnerabilities.