CVE-2017-17665 : What You Need to Know
Learn about CVE-2017-17665, a vulnerability in Octopus Deploy allowing unauthorized access to environments. Find out how to mitigate and prevent this security issue.
Octopus Deploy before version 4.1.3 is vulnerable to an access-control bypass in the machine update process, allowing unauthorized access to environments.
Understanding CVE-2017-17665
What is CVE-2017-17665?
CVE-2017-17665 is a vulnerability in Octopus Deploy where the machine update process fails to validate user access to all environments, enabling unauthorized access.
The Impact of CVE-2017-17665
This vulnerability allows users to gain access to environments where they lack authorization, potentially leading to unauthorized actions and data breaches.
Technical Details of CVE-2017-17665
Vulnerability Description
Prior to version 4.1.3 of Octopus Deploy, the system does not verify if the user has access to all environments, enabling an access-control bypass.
Affected Systems and Versions
- Product: Octopus Deploy
- Vendor: Octopus Deploy
- Versions affected: All versions before 4.1.3
Exploitation Mechanism
The vulnerability arises from the machine update process not properly checking user access to all environments, allowing unauthorized users to gain access.
Mitigation and Prevention
Immediate Steps to Take
- Upgrade Octopus Deploy to version 4.1.3 or later to mitigate the vulnerability.
- Review and adjust user permissions to ensure proper access control.
Long-Term Security Practices
- Regularly review and update access control policies.
- Conduct security training for users on proper access management.
Patching and Updates
Apply security patches and updates promptly to address known vulnerabilities.