CVE-2021-28914 : Exploit Details and Defense Strategies

This CVE involves BAB TECHNOLOGIE GmbH eibPort V3 prior version 3.9.1 allowing users to set weak passwords, which are not enforced despite being shown as strong in the configuration tool. This vulnerability could be exploited to gain SSH root access.

Understanding CVE-2021-28914

This section provides insights into the impact, technical details, and mitigation strategies related to CVE-2021-28914.

What is CVE-2021-28914?

The vulnerability in BAB TECHNOLOGIE GmbH eibPort V3 prior version 3.9.1 enables users to set weak passwords that are falsely indicated as strong in the configuration tool but are not enforced, potentially leading to an attack chain for obtaining SSH root access.

The Impact of CVE-2021-28914

The impact of this vulnerability is significant as it allows malicious actors to exploit weak password settings to gain unauthorized access to systems, compromising their integrity and security.

Technical Details of CVE-2021-28914

Explore specific technical aspects of CVE-2021-28914, including the vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability arises due to BAB TECHNOLOGIE GmbH eibPort V3 versions before 3.9.1 permitting users to set weak passwords, which can be exploited in an attack chain to achieve SSH root access.

Affected Systems and Versions

All versions of the BAB TECHNOLOGIE GmbH eibPort V3 software before version 3.9.1 are affected by this vulnerability.

Exploitation Mechanism

By manipulating the weak password functionalities in eibPort V3 configuration, threat actors can systematically exploit this vulnerability to escalate their privileges and gain unauthorized SSH root access.

Mitigation and Prevention

Learn about essential steps to mitigate the risks associated with CVE-2021-28914 and safeguard your systems effectively.

Immediate Steps to Take

Users are strongly advised to update their eibPort V3 software to version 3.9.1 or newer to address this vulnerability promptly.

Long-Term Security Practices

Implement robust password policies, conduct regular security assessments, and educate users on strong password practices to enhance overall system security.

Patching and Updates

Stay informed about security patches and updates released by BAB TECHNOLOGIE GmbH to address vulnerabilities promptly, ensuring the protection and integrity of your systems.