CVE-2021-34802 : Vulnerability Insights and Analysis

A detailed analysis of CVE-2021-34802, a vulnerability in Neo4j Graph Database 4.2 and 4.3 that could allow authenticated users to execute commands with elevated privileges.

Understanding CVE-2021-34802

This section provides insights into the nature of the CVE-2021-34802 vulnerability.

What is CVE-2021-34802?

The CVE-2021-34802 vulnerability involves a failure in resetting the security context in some transaction actions within Neo4j Graph Database 4.2 and 4.3. This flaw could potentially enable authenticated users to run commands with elevated privileges.

The Impact of CVE-2021-34802

The impact of this vulnerability could lead to unauthorized execution of commands by authenticated users, posing a serious security risk to the affected systems.

Technical Details of CVE-2021-34802

In this section, the technical aspects of CVE-2021-34802 are discussed.

Vulnerability Description

The flaw arises from the improper handling of security context reset in certain transaction actions within Neo4j Graph Database versions 4.2 and 4.3.

Affected Systems and Versions

The vulnerability affects Neo4j Graph Database versions 4.2 and 4.3.

Exploitation Mechanism

Attackers with authenticated access to the database can exploit this vulnerability to execute commands with elevated privileges.

Mitigation and Prevention

This section outlines measures to mitigate and prevent the exploitation of CVE-2021-34802.

Immediate Steps to Take

Users are advised to apply security updates provided by Neo4j promptly to address this vulnerability.

Long-Term Security Practices

Apart from patching, implementing least privilege access and regular security audits can enhance overall system security.

Patching and Updates

Regularly checking for and applying security patches issued by Neo4j is crucial to prevent exploitation of this vulnerability.