CVE-2018-14662 : Vulnerability Insights and Analysis

Ceph versions prior to 13.2.4 allowed authenticated users with read-only permissions to steal dm-crypt encryption keys used in Ceph disk encryption.

Understanding CVE-2018-14662

This CVE involves a security issue in Ceph versions before 13.2.4 that could be exploited by authenticated users to acquire encryption keys illicitly.

What is CVE-2018-14662?

Ceph versions earlier than 13.2.4 had a vulnerability that enabled authenticated users with limited permissions to access dm-crypt encryption keys used in Ceph disk encryption.

The Impact of CVE-2018-14662

The impact of this vulnerability is rated as low severity, with a CVSS base score of 3.5. It could lead to unauthorized access to encryption keys, compromising data confidentiality.

Technical Details of CVE-2018-14662

This section provides detailed technical information about the vulnerability.

Vulnerability Description

Ceph versions prior to 13.2.4 allowed authenticated users with read-only permissions to steal dm-crypt encryption keys used in Ceph disk encryption.

Affected Systems and Versions

Product: Ceph
Vendor: [UNKNOWN]
Versions Affected: 13.2.4

Exploitation Mechanism

Attack Vector: ADJACENT_NETWORK
Attack Complexity: LOW
Privileges Required: LOW
User Interaction: NONE
Scope: UNCHANGED
Confidentiality Impact: LOW
Integrity Impact: NONE
Availability Impact: NONE

Mitigation and Prevention

Protect your systems from CVE-2018-14662 with the following steps:

Immediate Steps to Take

Upgrade Ceph to version 13.2.4 or later.
Restrict access permissions to minimize the risk of unauthorized key access.

Long-Term Security Practices

Regularly review and update access controls within Ceph.
Monitor and audit user activities to detect any unauthorized access attempts.

Patching and Updates

Apply security patches provided by Ceph to address this vulnerability.