CVE-2018-14793 : Security Advisory and Response

DeltaV Versions 11.3.1, 12.3.1, 13.3.0, 13.3.1, and R5 are vulnerable to a buffer overflow exploit that allows the execution of arbitrary code through an accessible communication port.

Understanding CVE-2018-14793

This CVE involves a buffer overflow vulnerability in DeltaV versions, potentially leading to arbitrary code execution.

What is CVE-2018-14793?

The CVE-2018-14793 vulnerability affects specific versions of DeltaV, enabling attackers to exploit a buffer overflow issue via an open communication port.

The Impact of CVE-2018-14793

The vulnerability could result in unauthorized execution of arbitrary code on affected systems, posing a significant security risk.

Technical Details of CVE-2018-14793

This section provides detailed technical information about the CVE-2018-14793 vulnerability.

Vulnerability Description

DeltaV Versions 11.3.1, 12.3.1, 13.3.0, 13.3.1, and R5 are susceptible to a buffer overflow exploit, allowing attackers to execute arbitrary code through a communication port.

Affected Systems and Versions

Product: DeltaV
Vendor: ICS-CERT
Vulnerable Versions: 11.3.1, 12.3.1, 13.3.0, 13.3.1, R5

Exploitation Mechanism

The vulnerability can be exploited through an accessible communication port, enabling threat actors to trigger a buffer overflow and execute malicious code.

Mitigation and Prevention

Protecting systems from CVE-2018-14793 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by the vendor promptly.
Restrict network access to vulnerable systems.
Monitor network traffic for any suspicious activities.

Long-Term Security Practices

Regularly update and patch all software and firmware.
Implement network segmentation to limit the impact of potential attacks.
Conduct regular security assessments and penetration testing.

Patching and Updates

Stay informed about security advisories from ICS-CERT and other relevant sources.
Ensure timely deployment of security updates and patches to mitigate known vulnerabilities.