CVE-2020-27831 Explained : Impact and Mitigation
Learn about CVE-2020-27831, a flaw in Red Hat Quay allowing unauthorized email address additions to repository notifications. Find out the impact, affected systems, and mitigation steps.
A flaw in Red Hat Quay allows unauthorized addition of email addresses to repository notifications.
Understanding CVE-2020-27831
This CVE involves a vulnerability in Red Hat Quay that enables attackers to manipulate repository email notifications.
What is CVE-2020-27831?
The flaw in Red Hat Quay exposes an authorization token issue, permitting unauthorized email address additions to repository notifications.
The Impact of CVE-2020-27831
This vulnerability could lead to unauthorized access to repository notifications, potentially compromising email addresses and notification settings.
Technical Details of CVE-2020-27831
The technical aspects of the CVE provide insight into the vulnerability's specifics.
Vulnerability Description
Red Hat Quay fails to adequately protect authorization tokens during email address authorization for repository notifications, enabling attackers to add unowned email addresses to notifications.
Affected Systems and Versions
- Product: Quay
- Vendor: N/A
- Version: Quay 3.3.3
Exploitation Mechanism
Attackers exploit the lack of proper authorization token protection in Red Hat Quay to manipulate repository email notifications.
Mitigation and Prevention
Steps to address and prevent the CVE from being exploited.
Immediate Steps to Take
- Update Red Hat Quay to the latest version to patch the vulnerability.
- Monitor repository notifications for any unauthorized email address additions.
Long-Term Security Practices
- Regularly review and update access control mechanisms for repository notifications.
- Educate users on email notification security best practices.
Patching and Updates
Ensure timely installation of security patches and updates for Red Hat Quay to mitigate the vulnerability.