CVE-2017-2627 : Vulnerability Insights and Analysis

A vulnerability has been discovered in openstack-tripleo-common in Red Hat's Openstack Enterprise 10 and 11, allowing for excessive permissions in the sudoers file.

Understanding CVE-2017-2627

This CVE entry details a security issue affecting Red Hat's Openstack Enterprise 10 and 11 due to excessive permissions in the openstack-tripleo-common package.

What is CVE-2017-2627?

The vulnerability in openstack-tripleo-common allows for directory traversal and unrestricted root access without password requirements for the validations user.

The Impact of CVE-2017-2627

The vulnerability has a CVSS base score of 8.2, indicating a high severity issue with significant impacts on confidentiality, integrity, and availability.

Technical Details of CVE-2017-2627

This section provides more technical insights into the vulnerability.

Vulnerability Description

The sudoers file in openstack-tripleo-common permits directory traversal and grants unrestricted root access without password requirements for the validations user.

Affected Systems and Versions

Product: openstack-tripleo-common
Vendor: Red Hat
Versions: As shipped with Red Hat Openstack Enterprise 10 and 11

Exploitation Mechanism

The vulnerability allows malicious actors to exploit directory traversal using '..' and gain unrestricted root access without needing a password for the validations user.

Mitigation and Prevention

To address CVE-2017-2627, follow these mitigation strategies:

Immediate Steps to Take

Apply the necessary patches provided by Red Hat.
Restrict access to the affected systems.
Monitor for any unauthorized access attempts.

Long-Term Security Practices

Regularly update and patch all software components.
Implement the principle of least privilege to restrict unnecessary access.
Conduct security audits and assessments periodically.

Patching and Updates

Ensure timely installation of security patches and updates to mitigate the vulnerability effectively.