CVE-2021-23162 : Vulnerability Insights and Analysis

This CVE-2021-23162 article provides insights into a vulnerability affecting Gallagher Command Centre Mobile Connect for Android versions, allowing for man-in-the-middle attacks.

Understanding CVE-2021-23162

CVE-2021-23162 involves improper validation of the cloud certificate chain in Mobile Connect, enabling an attacker to impersonate the legitimate Command Centre Server.

What is CVE-2021-23162?

The vulnerability in Gallagher Command Centre Mobile Connect for Android versions prior to 15.04.040 and version 14 allows for man-in-the-middle attacks due to improper certificate chain validation.

The Impact of CVE-2021-23162

With a CVSS base score of 7.7 (High), this vulnerability poses a significant threat to confidentiality and availability. Attack complexity is high, and user interaction is not required, making it an attractive target for threat actors.

Technical Details of CVE-2021-23162

This section delves into the specifics of the vulnerability, its affected systems, and exploitation mechanisms.

Vulnerability Description

CVE-2021-23162 arises from improper validation of the cloud certificate chain in Gallagher Command Centre Mobile Connect for Android, facilitating man-in-the-middle attacks.

Affected Systems and Versions

The vulnerability impacts Command Centre Mobile Connect for Android versions prior to 15.04.040 and includes version 14 and its predecessors.

Exploitation Mechanism

By exploiting the lack of proper certificate chain validation, threat actors can carry out man-in-the-middle attacks to impersonate the legitimate Command Centre Server.

Mitigation and Prevention

To safeguard against CVE-2021-23162, immediate steps, long-term security practices, and the importance of patching and updates are essential.

Immediate Steps to Take

Promptly update affected systems to versions that address the vulnerability and ensure secure certificate chain validation practices.

Long-Term Security Practices

Implement a robust security hygiene regimen that includes regular security assessments, training, and proactive monitoring to prevent similar vulnerabilities.

Patching and Updates

Regularly apply security patches and updates provided by Gallagher to mitigate the risk associated with CVE-2021-23162 vulnerabilities.