CVE-2022-30689 : Exploit Details and Defense Strategies

HashiCorp Vault and Vault Enterprise versions 1.10.0 to 1.10.2 had an issue with Multi-Factor Authentication (MFA) configuration after server restarts. Learn more about the impact, technical details, and mitigation steps below.

Understanding CVE-2022-30689

This CVE pertains to the incorrect configuration and enforcement of MFA on login after server restarts in HashiCorp Vault and Vault Enterprise versions 1.10.0 to 1.10.2.

What is CVE-2022-30689?

The vulnerability in HashiCorp Vault and Vault Enterprise versions 1.10.0 to 1.10.2 resulted in MFA not being correctly configured and enforced on login after server restarts. This specifically affected the Login MFA feature introduced in the mentioned versions, excluding the separate Enterprise MFA feature set.

The Impact of CVE-2022-30689

As a security issue, this vulnerability could potentially allow unauthorized access to sensitive data stored within HashiCorp Vault and Vault Enterprise instances. Attackers could exploit this flaw to bypass MFA mechanisms, compromising the integrity and confidentiality of critical information.

Technical Details of CVE-2022-30689

Vulnerability Description

The issue stemmed from the failure to properly configure and enforce MFA protocols after server restarts, opening up a window of vulnerability for attackers to exploit.

Affected Systems and Versions

HashiCorp Vault and Vault Enterprise versions 1.10.0 to 1.10.2 are specifically impacted by this vulnerability, while other versions remain unaffected.

Exploitation Mechanism

Attackers could exploit this vulnerability by leveraging the incorrect MFA configuration post server restarts to gain unauthorized access to the Vault instances.

Mitigation and Prevention

Immediate Steps to Take

Users are strongly advised to update their HashiCorp Vault and Vault Enterprise instances to version 1.10.3 or higher, where the issue has been addressed and MFA is correctly configured and enforced.

Long-Term Security Practices

To enhance security posture, organizations should implement robust access controls, regularly review MFA configurations, and monitor for any unauthorized access attempts.

Patching and Updates

Regularly applying security patches and updates for HashiCorp Vault and Vault Enterprise is crucial to address known vulnerabilities and reinforce the overall security of the environment.