CVE-2022-45855 : What You Need to Know

A detailed analysis of CVE-2022-45855 focusing on the vulnerability in Apache Ambari that allows authenticated users to execute arbitrary code remotely.

Understanding CVE-2022-45855

This section delves into the specifics of the CVE-2022-45855 vulnerability affecting Apache Ambari.

What is CVE-2022-45855?

CVE-2022-45855 involves a SpringEL injection in the metrics source in Apache Ambari version 2.7.0 to 2.7.6, enabling a malicious authenticated user to remotely execute arbitrary code. Users are strongly advised to upgrade to version 2.7.7.

The Impact of CVE-2022-45855

The impact is categorized as high under CVSS v3.1, with a base score of 8 and various critical impacts such as high confidentiality, integrity, and availability.

Technical Details of CVE-2022-45855

Exploring the technical aspects and implications of CVE-2022-45855.

Vulnerability Description

The vulnerability stems from improper neutralization of special elements used in an Expression Language Statement, leading to 'Expression Language Injection' (CWE-917).

Affected Systems and Versions

Apache Ambari versions 2.7.0 to 2.7.6 are susceptible to this vulnerability, while version 2.7.7 contains the necessary patches.

Exploitation Mechanism

The vulnerability allows authenticated metrics consumers to perform Remote Code Execution (RCE) within the affected versions of Apache Ambari.

Mitigation and Prevention

Guidelines on mitigating the risks associated with CVE-2022-45855.

Immediate Steps to Take

Users should promptly upgrade their Apache Ambari installations to version 2.7.7 to prevent exploitation of the vulnerability.

Long-Term Security Practices

Implementing secure coding practices, regular security audits, and training sessions can enhance long-term security posture.

Patching and Updates

Regularly monitoring for security updates from Apache Software Foundation and promptly applying patches can help safeguard systems against known vulnerabilities.