CVE-2021-29243 : Security Advisory and Response

Cloudera Manager versions 5.x, 6.x, 7.1.x, 7.2.x, and 7.3.x are vulnerable to a Cross-Site Scripting (XSS) exploit.

Understanding CVE-2021-29243

This CVE pertains to a security vulnerability in Cloudera Manager that allows for XSS attacks.

What is CVE-2021-29243?

The CVE-2021-29243 vulnerability affects multiple versions of Cloudera Manager, potentially enabling an attacker to inject malicious scripts into web pages viewed by other users.

The Impact of CVE-2021-29243

The XSS vulnerability in Cloudera Manager can lead to unauthorized access, data theft, and potential compromise of sensitive information.

Technical Details of CVE-2021-29243

This section delves into the specific technical aspects of the CVE.

Vulnerability Description

The vulnerability in Cloudera Manager versions 5.x, 6.x, 7.1.x, 7.2.x, and 7.3.x allows threat actors to execute malicious scripts in the context of the victim's session.

Affected Systems and Versions

Cloudera Manager versions 5.x, 6.x, 7.1.x, 7.2.x, and 7.3.x are impacted by this security flaw.

Exploitation Mechanism

Exploiting this vulnerability involves injecting malicious code into web pages that are then executed in the browsers of other users accessing the compromised pages.

Mitigation and Prevention

Understanding how to mitigate and prevent CVE-2021-29243 is crucial for maintaining a secure environment.

Immediate Steps to Take

Organizations using affected versions of Cloudera Manager should update to the latest patched versions. Implementing content security policies (CSP) can also help mitigate XSS risks.

Long-Term Security Practices

Regular security audits, training for developers and administrators, and staying informed about security best practices can help prevent similar vulnerabilities in the future.

Patching and Updates

Vendor-provided patches and updates should be applied promptly to address the CVE-2021-29243 vulnerability and enhance overall system security.