CVE-2021-26991 Explained : Impact and Mitigation

Cloud Manager versions prior to 3.9.4 are affected by an insecure Cross-Origin Resource Sharing (CORS) policy, potentially enabling a remote attacker to interact with Cloud Manager.

Understanding CVE-2021-26991

This section provides insights into the CVE-2021-26991 vulnerability.

What is CVE-2021-26991?

CVE-2021-26991 refers to the security vulnerability in Cloud Manager versions earlier than 3.9.4 that exposes an insecure Cross-Origin Resource Sharing (CORS) policy.

The Impact of CVE-2021-26991

This vulnerability could be exploited by a remote attacker to communicate with Cloud Manager, potentially leading to unauthorized access or other malicious activities.

Technical Details of CVE-2021-26991

Delve deeper into the technical aspects of CVE-2021-26991 below.

Vulnerability Description

The vulnerability in Cloud Manager allows interaction with the system due to an insecure CORS policy, posing a security risk.

Affected Systems and Versions

Cloud Manager versions preceding 3.9.4 are confirmed to be impacted by this security flaw.

Exploitation Mechanism

By exploiting the insecure CORS policy in Cloud Manager prior to version 3.9.4, attackers can gain unauthorized access and tamper with the system.

Mitigation and Prevention

Learn how to mitigate and prevent the CVE-2021-26991 vulnerability in the following section.

Immediate Steps to Take

Immediately update Cloud Manager to version 3.9.4 or later to patch the vulnerability and enhance security.

Long-Term Security Practices

Implement strict security practices, including regular security audits and monitoring, to fortify your systems against potential threats.

Patching and Updates

Ensure timely installation of security patches and software updates to address vulnerabilities and maintain a secure environment.