CVE-2020-10736 Explained : Impact and Mitigation
Learn about CVE-2020-10736, an authorization bypass vulnerability in Ceph versions 15.2.0 before 15.2.2, allowing unauthorized access to resources and potential configuration modifications. Discover mitigation strategies and best practices.
An authorization bypass vulnerability in Ceph versions 15.2.0 before 15.2.2 allows unauthorized access to resources, potentially leading to configuration modifications and further attacks.
Understanding CVE-2020-10736
An overview of the impact, technical details, and mitigation strategies for CVE-2020-10736.
What is CVE-2020-10736?
This CVE identifies an authorization bypass vulnerability in Ceph versions 15.2.0 before 15.2.2, enabling authenticated clients to gain unauthorized access and potentially manipulate configurations.
The Impact of CVE-2020-10736
- CVSS Score: 8 (High Severity)
- Attack Vector: Adjacent Network
- Attack Complexity: Low
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
- This vulnerability poses a significant risk as it allows attackers to access unauthorized resources and potentially conduct further malicious activities.
Technical Details of CVE-2020-10736
Insights into the vulnerability specifics and affected systems.
Vulnerability Description
- The flaw in ceph-mon and ceph-mgr daemons permits unauthorized access, enabling authenticated clients to modify configurations.
Affected Systems and Versions
- Affected Product: Ceph
- Affected Versions: 15.2.0 before 15.2.2
Exploitation Mechanism
- Attackers with authenticated access can exploit this vulnerability to gain unauthorized entry and potentially manipulate configurations.
Mitigation and Prevention
Best practices to address and prevent the CVE-2020-10736 vulnerability.
Immediate Steps to Take
- Update Ceph to version 15.2.2 or later to mitigate the vulnerability.
- Monitor and restrict access to critical resources within the Ceph environment.
Long-Term Security Practices
- Regularly review and update access controls and permissions within the Ceph infrastructure.
- Conduct security audits and assessments to identify and address potential vulnerabilities.
Patching and Updates
- Stay informed about security updates and patches released by Ceph to address known vulnerabilities.