CVE-2019-6536 Explained : Impact and Mitigation

CVE-2019-6536 was published on March 27, 2019, and affects LAquis SCADA versions prior to 4.3.1.71. The vulnerability allows remote code execution due to a buffer overflow issue.

Understanding CVE-2019-6536

This CVE entry highlights a critical vulnerability in LCDS LAquis SCADA software that could be exploited by attackers to execute code remotely.

What is CVE-2019-6536?

CVE-2019-6536 is a security vulnerability in LAquis SCADA software that could lead to a buffer overflow, enabling attackers to execute code remotely.

The Impact of CVE-2019-6536

The vulnerability in LAquis SCADA could allow attackers to exceed buffer limits, potentially leading to remote code execution within the ongoing process.

Technical Details of CVE-2019-6536

This section provides detailed technical information about the vulnerability.

Vulnerability Description

Opening a specially crafted LCDS LAquis SCADA file before version 4.3.1.71 may result in a buffer overflow, allowing attackers to execute code remotely.

Affected Systems and Versions

Product: LAquis SCADA
Vendor: LCDS - Leão Consultoria e Desenvolvimento de Sistemas Ltda ME
Versions Affected: < 4.3.1.71

Exploitation Mechanism

The vulnerability occurs when a specific version of LCDS LAquis SCADA is opened, leading to a buffer overflow that enables remote code execution.

Mitigation and Prevention

Protecting systems from CVE-2019-6536 requires immediate action and long-term security practices.

Immediate Steps to Take

Update LAquis SCADA to version 4.3.1.71 or higher to mitigate the vulnerability.
Monitor network traffic for any signs of exploitation.

Long-Term Security Practices

Regularly update and patch software to prevent known vulnerabilities.
Implement network segmentation to limit the impact of potential attacks.

Patching and Updates

Apply security patches provided by the software vendor promptly to address vulnerabilities and enhance system security.