CVE-2020-4062 : Vulnerability Insights and Analysis
Learn about CVE-2020-4062, an improper access control vulnerability in Conjur OSS Helm Chart before version 2.0.0, allowing unauthorized access to the Conjur Postgres database. Find out the impact, affected systems, exploitation details, and mitigation steps.
In Conjur OSS Helm Chart before version 2.0.0, a critical vulnerability allows attackers to gain full access to the Conjur Postgres database, potentially leading to privilege escalation.
Understanding CVE-2020-4062
What is CVE-2020-4062?
CVE-2020-4062 is an improper access control vulnerability in the Conjur OSS Helm Chart, enabling unauthorized access to the Conjur Postgres database.
The Impact of CVE-2020-4062
The vulnerability allows attackers to read and write to the Conjur Postgres database, potentially leading to full control and unauthorized access to sensitive data.
Technical Details of CVE-2020-4062
Vulnerability Description
- The vulnerability in Conjur OSS Helm Chart before 2.0.0 results in an open port in the Conjur Postgres database, facilitating unauthorized access.
Affected Systems and Versions
- Product: Conjur OSS Helm Chart
- Vendor: CyberArk
- Versions Affected: < 2.0.0
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- Privileges Required: High
- Scope: Changed
- CVSS Base Score: 8.7 (High)
Mitigation and Prevention
Immediate Steps to Take
- Upgrade to version 2.0.0 or later of the Conjur OSS Helm Chart.
- Ensure Conjur OSS is deployed on an isolated Kubernetes cluster or namespace.
Long-Term Security Practices
- Regularly monitor and update Kubernetes deployments for security vulnerabilities.
- Implement Role-Based Access Control (RBAC) to restrict access to Kubernetes resources.
Patching and Updates
- Clone the latest Helm Chart and follow the upgrade instructions provided by CyberArk.