CVE-2022-39230 : What You Need to Know

This article discusses a security issue in the 'fhir-works-on-aws-authz-smart' implementation affecting versions greater than 3.1.0 and lower than 3.1.3.

Understanding CVE-2022-39230

This CVE pertains to Exposure of Sensitive Information to an Unauthorized Actor in the 'fhir-works-on-aws-authz-smart' software.

What is CVE-2022-39230?

The CVE-2022-39230 vulnerability allows clients of the API to retrieve more information than their OAuth scope permits when making 'search-type' requests, potentially exposing sensitive data.

The Impact of CVE-2022-39230

The security issue could lead to Exposure of Sensitive Information to an Unauthorized Actor, impacting confidentiality.

Technical Details of CVE-2022-39230

The following details shed light on the vulnerability.

Vulnerability Description

Versions 3.1.1 and 3.1.2 are vulnerable, enabling unauthorized access to more information than intended by the OAuth scope.

Affected Systems and Versions

'fhir-works-on-aws-authz-smart' versions > 3.1.0, < 3.1.3 are affected, while versions 3.1.0 and below remain unaffected.

Exploitation Mechanism

The vulnerability allows clients to view data beyond their authorized access, posing a risk of Exposure of Sensitive Information.

Mitigation and Prevention

Below are the steps to mitigate and prevent exploitation of CVE-2022-39230.

Immediate Steps to Take

Users of versions 3.1.1 and 3.1.2 are advised to upgrade to version 3.1.3 or higher immediately to address the vulnerability.

Long-Term Security Practices

Implement strict access controls and regular security assessments to prevent unauthorized data access.

Patching and Updates

Stay updated with the latest software versions and security patches to protect against known vulnerabilities.