CVE-2021-34996 Explained : Impact and Mitigation

This CVE affects Commvault's CommCell version 11.22.22, allowing remote attackers to execute arbitrary code by exploiting a vulnerability in the Demo_ExecuteProcessOnGroup workflow. The severity is rated as HIGH with a CVSS base score of 8.8.

Understanding CVE-2021-34996

This section provides insights into the nature of the vulnerability and its potential impact.

What is CVE-2021-34996?

CVE-2021-34996 pertains to a flaw in Commvault's CommCell version 11.22.22, where unauthorized remote attackers can run arbitrary code using a specific workflow.

The Impact of CVE-2021-34996

The vulnerability poses a high risk, as attackers can bypass authentication mechanisms to execute code within the system's context, potentially leading to system compromise.

Technical Details of CVE-2021-34996

Explore the technical aspects and implications of this security issue.

Vulnerability Description

The vulnerability in Commvault CommCell 11.22.22 allows hackers to execute arbitrary commands by creating malicious workflows.

Affected Systems and Versions

Commvault CommCell version 11.22.22 is impacted by this vulnerability, putting installations at risk of remote code execution.

Exploitation Mechanism

Attackers exploit the vulnerability within the Demo_ExecuteProcessOnGroup workflow, enabling them to specify and execute arbitrary commands.

Mitigation and Prevention

Discover the steps to mitigate the risks associated with CVE-2021-34996.

Immediate Steps to Take

Users are advised to apply patches promptly, review access controls, and monitor for any unusual activities to prevent exploitation.

Long-Term Security Practices

Implementing strong authentication measures, conducting regular security audits, and keeping systems up to date can enhance overall security posture.

Patching and Updates

Commvault users should regularly check for security updates and apply patches from the vendor to address this critical vulnerability.