CVE-2019-6552 : Vulnerability Insights and Analysis

Advantech WebAccess/SCADA, Versions 8.3.5 and prior, have multiple vulnerabilities related to command injection, potentially leading to remote code execution.

Understanding CVE-2019-6552

Versions 8.3.5 and earlier of Advantech WebAccess/SCADA have been discovered to have vulnerabilities related to command injection, posing a risk of remote code execution.

What is CVE-2019-6552?

CVE-2019-6552 refers to multiple command injection vulnerabilities in Advantech WebAccess/SCADA Versions 8.3.5 and prior. These vulnerabilities stem from inadequate validation of user-supplied data, enabling potential remote code execution.

The Impact of CVE-2019-6552

The vulnerabilities in Advantech WebAccess/SCADA Versions 8.3.5 and earlier could allow malicious actors to execute remote code, compromising the integrity and security of affected systems.

Technical Details of CVE-2019-6552

Advantech WebAccess/SCADA, Versions 8.3.5 and prior, are susceptible to command injection vulnerabilities due to improper validation of user-supplied data.

Vulnerability Description

The vulnerabilities in Advantech WebAccess/SCADA Versions 8.3.5 and earlier are categorized as improper neutralization of special elements used in a command (CWE-77), specifically related to command injection.

Affected Systems and Versions

Product: WebAccess/SCADA
Vendor: Advantech
Versions Affected: 8.3.5 and prior

Exploitation Mechanism

The vulnerabilities arise from a failure to properly validate user-provided data, allowing threat actors to inject and execute malicious commands remotely.

Mitigation and Prevention

Taking immediate steps and implementing long-term security practices are crucial to mitigating the risks associated with CVE-2019-6552.

Immediate Steps to Take

Update to the latest version of Advantech WebAccess/SCADA to patch the vulnerabilities.
Implement network segmentation to limit the impact of potential attacks.
Monitor network traffic for any suspicious activity.

Long-Term Security Practices

Regularly update and patch software to address security vulnerabilities.
Conduct security assessments and penetration testing to identify and remediate weaknesses.
Educate users on best practices for data validation and security awareness.

Patching and Updates

Advantech has likely released patches to address the command injection vulnerabilities in WebAccess/SCADA. Ensure that all systems are updated to the latest version to mitigate the risks.