CVE-2020-3996 Explained : Impact and Mitigation

Velero (prior to 1.4.3 and 1.5.2) in some instances doesn't properly manage volume identifiers which may result in information leakage to unauthorized users.

Understanding CVE-2020-3996

Velero is affected by a vulnerability that could lead to information leakage due to incorrect volume assignment.

What is CVE-2020-3996?

CVE-2020-3996 is a vulnerability in Velero versions 0.* and 1.* prior to 1.4.3 and 1.5.2, where volume identifiers are not managed correctly, potentially allowing unauthorized users to access sensitive information.

The Impact of CVE-2020-3996

The vulnerability could result in unauthorized users gaining access to confidential data stored in volumes managed by Velero.

Technical Details of CVE-2020-3996

Velero vulnerability details and affected systems.

Vulnerability Description

Velero versions 0.* and 1.* prior to 1.4.3 and 1.5.2 do not properly handle volume identifiers, leading to potential information leakage.

Affected Systems and Versions

Product: Velero
Vendor: n/a
Affected Versions: Velero versions 0.* and 1.* prior to 1.4.3 and 1.5.2

Exploitation Mechanism

Unauthorized users may exploit this vulnerability to gain access to sensitive information stored in volumes managed by Velero.

Mitigation and Prevention

Steps to mitigate and prevent the CVE-2020-3996 vulnerability.

Immediate Steps to Take

Upgrade Velero to version 1.4.3 or 1.5.2 to address the vulnerability.
Monitor and restrict access to sensitive data stored in Velero-managed volumes.

Long-Term Security Practices

Regularly update Velero to the latest versions to ensure security patches are applied.
Implement access controls and encryption mechanisms to protect data from unauthorized access.

Patching and Updates

Apply patches provided by Velero promptly to fix the vulnerability and enhance security measures.