CVE-2020-14327 : Vulnerability Insights and Analysis

A Server-side request forgery (SSRF) vulnerability was discovered in Ansible Tower versions before 3.6.5 and before 3.7.2, allowing attackers to abuse functionality on the Tower server.

Understanding CVE-2020-14327

This CVE involves a Server-side request forgery (SSRF) flaw in Ansible Tower, potentially leading to the exposure of internal services.

What is CVE-2020-14327?

Server-side request forgery (SSRF) vulnerability in Ansible Tower versions before 3.6.5 and before 3.7.2.

The Impact of CVE-2020-14327

Attackers can abuse the Tower server's functionality by supplying a URL, potentially leading to the server processing it.
This flaw could result in connections to internal services or the exposure of additional internal services.

Technical Details of CVE-2020-14327

This section provides more technical insights into the vulnerability.

Vulnerability Description

SSRF flaw in Ansible Tower versions before 3.6.5 and before 3.7.2.
Abusing the test feature of lookup credentials to forge HTTP/HTTPS requests from the server.

Affected Systems and Versions

Product: Tower
Versions: ansible_tower 3.6.5, ansible_tower 3.7.2

Exploitation Mechanism

Attackers supply a URL to abuse Tower server functionality, potentially leading to SSRF.

Mitigation and Prevention

Protecting systems from CVE-2020-14327 is crucial for maintaining security.

Immediate Steps to Take

Update Ansible Tower to versions 3.6.5 or 3.7.2 to mitigate the vulnerability.
Monitor and restrict external URLs that can be processed by the Tower server.

Long-Term Security Practices

Regularly review and update security configurations on Ansible Tower.
Educate users on the risks of SSRF attacks and best practices for URL handling.

Patching and Updates

Apply security patches promptly to ensure the system is protected against known vulnerabilities.