CVE-2022-41876 Explained : Impact and Mitigation

A GraphQL server implementation, ezplatform-graphql, for Ibexa DXP and Ibexa Open Source versions prior to 2.3.12 and 1.0.13, is vulnerable to exposing password hashes through unauthenticated GraphQL queries. Here's what you need to know about CVE-2022-41876.

Understanding CVE-2022-41876

The vulnerability in ezplatform-graphql can lead to the insecure storage of sensitive information, specifically exposing password hashes of certain users through unauthenticated GraphQL queries.

What is CVE-2022-41876?

ezplatform-graphql versions prior to 2.3.12 and 1.0.13 are affected by the vulnerability that allows unauthenticated GraphQL queries to reveal password hashes of users who have created or modified content, mainly administrators and editors.

The Impact of CVE-2022-41876

The impact of this CVE is rated as HIGH with a base score of 7.5. The exposure of password hashes could lead to confidentiality issues for affected users.

Technical Details of CVE-2022-41876

The technical details of CVE-2022-41876 are as follows:

Vulnerability Description

Unauthenticated GraphQL queries can expose password hashes of specific users, putting their account security at risk.

Affected Systems and Versions

ezplatform-graphql versions < 1.0.13 and >= v2.0.0-beta1, < 2.3.12 are impacted by this vulnerability.

Exploitation Mechanism

Attackers can leverage unauthenticated GraphQL queries to retrieve password hashes of targeted users, particularly administrators and editors.

Mitigation and Prevention

To address CVE-2022-41876, consider the following mitigation steps:

Immediate Steps to Take

Upgrade to patched versions 2.3.12 or 1.0.13 to resolve the vulnerability
If upgrading is not feasible, remove the "passwordHash" entry from "src/bundle/Resources/config/graphql/User.types.yaml" in the GraphQL package

Long-Term Security Practices

Regularly monitor security advisories and apply updates promptly
Implement strong access controls and authentication mechanisms to prevent unauthorized data access

Patching and Updates

Stay informed about security patches and updates released by ezplatform-graphql to address vulnerabilities promptly.