CVE-2017-2667 : Vulnerability Insights and Analysis
Learn about CVE-2017-2667, a vulnerability in Hammer CLI prior to version 0.10.0 used with Foreman, potentially exposing connections to man-in-the-middle attacks. Find mitigation steps and affected systems here.
Hammer CLI prior to version 0.10.0, a command-line interface tool used with Foreman, had a vulnerability that could lead to man-in-the-middle attacks due to disabled server certificate verification.
Understanding CVE-2017-2667
Hammer CLI, a tool associated with Foreman, was susceptible to potential security risks prior to version 0.10.0.
What is CVE-2017-2667?
CVE-2017-2667 refers to a vulnerability in Hammer CLI, a command-line interface tool used with Foreman. The issue stemmed from the lack of enabling the verify_ssl flag for apipie-bindings, leaving server certificates unverified by default.
The Impact of CVE-2017-2667
The vulnerability in Hammer CLI could allow attackers to intercept communications between the tool and servers, potentially leading to man-in-the-middle attacks.
Technical Details of CVE-2017-2667
Hammer CLI vulnerability details and affected systems.
Vulnerability Description
Prior to version 0.10.0, Hammer CLI did not enable the verify_ssl flag for apipie-bindings, leaving server certificates unverified by default, exposing connections to security risks.
Affected Systems and Versions
- Product: Hammer CLI
- Vendor: Foreman
- Versions Affected: 0.10.0
Exploitation Mechanism
Attackers could exploit this vulnerability to intercept and manipulate data exchanged between Hammer CLI and servers, potentially leading to unauthorized access or data leakage.
Mitigation and Prevention
Steps to mitigate and prevent the CVE-2017-2667 vulnerability.
Immediate Steps to Take
- Upgrade Hammer CLI to version 0.10.0 or newer to enable server certificate verification.
- Implement network-level security measures to detect and prevent man-in-the-middle attacks.
Long-Term Security Practices
- Regularly update and patch Hammer CLI and associated tools to address security vulnerabilities.
- Educate users on the importance of verifying server certificates to prevent potential security risks.
Patching and Updates
- Refer to vendor advisories and official sources for patches and updates to address CVE-2017-2667.