CVE-2020-25677 : Vulnerability Insights and Analysis

A flaw in Ceph-ansible v4.0.41 creates a file with insecure permissions, allowing unauthorized users to access sensitive information.

Understanding CVE-2020-25677

This CVE identifies a vulnerability in Ceph-ansible v4.0.41 that poses a risk to confidentiality due to insecure file permissions.

What is CVE-2020-25677?

The vulnerability in Ceph-ansible v4.0.41 allows any system user to read sensitive data stored in an insecurely-permissioned file, /etc/ceph/iscsi-gateway.conf.

The Impact of CVE-2020-25677

The primary impact of this vulnerability is on the confidentiality of data, as unauthorized users can access sensitive information stored in the affected file.

Technical Details of CVE-2020-25677

This section provides technical details about the vulnerability.

Vulnerability Description

A flaw in Ceph-ansible v4.0.41 results in the creation of /etc/ceph/iscsi-gateway.conf with insecure default permissions, enabling unauthorized access to sensitive data.

Affected Systems and Versions

Product: ceph-ansible
Version: ceph-ansible-4.0.41

Exploitation Mechanism

Unauthorized users can exploit this vulnerability by accessing the /etc/ceph/iscsi-gateway.conf file due to insecure default permissions.

Mitigation and Prevention

Protect your systems from CVE-2020-25677 with the following steps:

Immediate Steps to Take

Restrict access to the /etc/ceph/iscsi-gateway.conf file
Monitor file permissions and access logs for unauthorized activities

Long-Term Security Practices

Implement the principle of least privilege for file access
Regularly review and update file permissions to ensure security

Patching and Updates

Apply patches or updates provided by the vendor to address the vulnerability and enhance system security.