CVE-2021-23211 Explained : Impact and Mitigation

A vulnerability exists in Gallagher Command Centre Server that allows for cleartext storage of sensitive information in memory, potentially exposing the cloud end-to-end encryption key. This vulnerability impacts versions of Command Centre prior to 8.40.1888 (MR3).

Understanding CVE-2021-23211

This CVE relates to a Cleartext Storage of Sensitive Information in Memory vulnerability in Gallagher Command Centre Server.

What is CVE-2021-23211?

This vulnerability allows the discovery of the cloud end-to-end encryption key in server memory dumps for affected versions of Gallagher Command Centre.

The Impact of CVE-2021-23211

With a CVSS base score of 6, this medium-severity vulnerability has a high impact on confidentiality and integrity, as the encryption key can be exposed in server memory.

Technical Details of CVE-2021-23211

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability in Gallagher Command Centre Server results in sensitive information, specifically the cloud end-to-end encryption key, being stored in plain text in server memory.

Affected Systems and Versions

Gallagher Command Centre versions prior to 8.40.1888 (MR3) are affected by this vulnerability.

Exploitation Mechanism

By analyzing memory dumps of the server, attackers can potentially discover the encryption key, compromising the security of the system.

Mitigation and Prevention

Protecting systems from CVE-2021-23211 is crucial to maintaining security.

Immediate Steps to Take

Immediately update affected Gallagher Command Centre installations to version 8.40.1888 (MR3) or newer to mitigate this vulnerability.

Long-Term Security Practices

Implement secure coding practices and regularly monitor for security vulnerabilities in Gallagher Command Centre and other systems.

Patching and Updates

Stay informed about security advisories and apply patches promptly to protect systems from known vulnerabilities.