CVE-2023-35987 : Vulnerability Insights and Analysis

A critical vulnerability has been identified in PiiGAB M-Bus software pack that puts systems at risk due to hard-coded credentials. Learn about the impact, technical details, and mitigation steps for CVE-2023-35987.

Understanding CVE-2023-35987

This section delves into the details of CVE-2023-35987, highlighting the key aspects of this critical vulnerability.

What is CVE-2023-35987?

PiiGAB M-Bus contains hard-coded credentials for authentication, making it susceptible to exploitation by threat actors.

The Impact of CVE-2023-35987

The vulnerability has a CVSS base score of 9.8 (Critical) with high impacts on confidentiality, integrity, and availability, posing a significant risk to affected systems.

Technical Details of CVE-2023-35987

Explore the technical aspects of CVE-2023-35987, including vulnerability description, affected systems, and exploitation mechanism.

Vulnerability Description

The use of hard-coded credentials in PiiGAB M-Bus allows unauthorized access, potentially leading to data breaches and system compromise.

Affected Systems and Versions

The vulnerability affects PiiGAB M-Bus software pack version 900S, leaving systems running this version exposed to exploitation.

Exploitation Mechanism

Threat actors can exploit the hard-coded credentials in PiiGAB M-Bus to gain unauthorized access, manipulate data, and disrupt system operations.

Mitigation and Prevention

Discover the steps to mitigate the risks posed by CVE-2023-35987 and prevent potential security breaches.

Immediate Steps to Take

Users are advised to follow these immediate steps to enhance the security posture of their systems:

Ensure least-privilege user principle
Set unique and secure passwords
Minimize network exposure
Locate control system networks behind firewalls
Use secure remote access methods like VPNs

Long-Term Security Practices

In the long term, organizations should prioritize regular security updates, employee training, and network segmentation to prevent similar vulnerabilities.

Patching and Updates

PiiGAB has released updated software to address the hard-coded credentials issue. Users are encouraged to install the new update via the web UI on their gateway.