CVE-2021-43781 Explained : Impact and Mitigation

Invenio-Drafts-Resources is a submission/deposit module for Invenio, a software framework for research data management. This vulnerability in versions < 0.13.7 and >= 0.14.0, < 0.14.6 allows authenticated users to publish draft records of other users without proper permission checks.

Understanding CVE-2021-43781

Invenio-Drafts-Resources vulnerability leading to unauthorized publishing of records.

What is CVE-2021-43781?

Invenio-Drafts-Resources vulnerability allows users to publish draft records of others without proper permission checks.

The Impact of CVE-2021-43781

This vulnerability could potentially lead to unauthorized disclosure and modification of draft records.

Technical Details of CVE-2021-43781

Details of the technical aspects of the CVE.

Vulnerability Description

Invenio-Drafts-Resources prior to versions 0.13.7 and 0.14.6 lacks proper permission checks when publishing records.

Affected Systems and Versions

Invenio-Drafts-Resources < 0.13.7
Invenio-Drafts-Resources >= 0.14.0, < 0.14.6

Exploitation Mechanism

Authenticated users can exploit via REST API calls to publish draft records of other users.

Mitigation and Prevention

Measures to mitigate the impact of CVE-2021-43781.

Immediate Steps to Take

Update Invenio-Drafts-Resources to versions 0.13.7 or 0.14.6 to patch the vulnerability.
Monitor and review any unauthorized changes to records.

Long-Term Security Practices

Implement access control mechanisms to restrict publishing rights.
Regularly review and update permission settings.

Patching and Updates

Apply the latest patches and updates to ensure system security.