CVE-2021-36758 : Security Advisory and Response

1Password Connect server before 1.2 is missing validation checks, allowing users to create Secrets Automation access tokens. This flaw enables privilege escalation, allowing malicious users to create tokens exceeding their authorized access.

Understanding CVE-2021-36758

This CVE highlights a critical vulnerability in 1Password Connect server that can be exploited for privilege escalation.

What is CVE-2021-36758?

The vulnerability in 1Password Connect server before version 1.2 allows users to bypass validation checks and create unauthorized access tokens, leading to privilege escalation.

The Impact of CVE-2021-36758

Malicious users with access to create Secrets Automation tokens can generate tokens providing unauthorized access beyond their permissions, potentially compromising sensitive data.

Technical Details of CVE-2021-36758

This section provides further insights into the vulnerability affecting 1Password Connect server.

Vulnerability Description

1Password Connect server lacks validation checks, enabling the unauthorized creation of access tokens, leading to privilege escalation.

Affected Systems and Versions

All versions of 1Password Connect server before 1.2 are impacted by this vulnerability.

Exploitation Mechanism

Authorized users can abuse the vulnerability to generate access tokens granting them unauthorized privileges beyond their roles.

Mitigation and Prevention

To address CVE-2021-36758, immediate actions and long-term security practices are necessary.

Immediate Steps to Take

Update 1Password Connect server to version 1.2 or newer to mitigate this vulnerability. Monitor for any suspicious token activity.

Long-Term Security Practices

Regularly review and update access controls, enforce the principle of least privilege, and conduct security training to prevent similar vulnerabilities.

Patching and Updates

Stay informed about security patches and updates released by 1Password to protect systems from potential exploits.