CVE-2018-10861 Explained : Impact and Mitigation

A vulnerability has been discovered in the manner in which ceph mon handles user requests. Any authenticated ceph user with read access can perform actions such as deleting and creating ceph storage pools, as well as corrupting snapshot images in ceph branches master, mimic, luminous, and jewel.

Understanding CVE-2018-10861

This CVE affects the ceph storage system, allowing authenticated users to manipulate storage pools and snapshot images.

What is CVE-2018-10861?

This vulnerability in ceph mon enables authenticated users to carry out unauthorized actions on the storage system, potentially leading to data loss or corruption.

The Impact of CVE-2018-10861

The vulnerability allows authenticated users to delete and create storage pools and corrupt snapshot images, posing a risk to data integrity and availability.

Technical Details of CVE-2018-10861

This section provides detailed technical information about the CVE.

Vulnerability Description

The flaw in ceph mon permits authenticated users to manipulate storage pools and snapshot images, compromising data integrity.

Affected Systems and Versions

Product: ceph
Vendor: Red Hat, Inc.
Affected Versions: All versions in branches master, mimic, luminous, and jewel

Exploitation Mechanism

The vulnerability can be exploited by any authenticated ceph user with read access to the system, allowing them to perform unauthorized actions.

Mitigation and Prevention

Protect your systems from CVE-2018-10861 with these mitigation strategies.

Immediate Steps to Take

Apply patches provided by the vendor promptly.
Restrict user access to critical ceph functions.
Monitor and audit user activities within the ceph system.

Long-Term Security Practices

Regularly update and patch ceph installations.
Educate users on secure practices and permissions management.
Implement network segmentation to limit the impact of potential breaches.

Patching and Updates

Ensure that all ceph installations are updated with the latest patches and security fixes to mitigate the risk of exploitation.