CVE-2020-1738 : Security Advisory and Response
Learn about CVE-2020-1738 affecting Ansible Engine by Red Hat. Find out how to mitigate the vulnerability and implement long-term security practices. Stay protected with patching and updates.
A detailed description of the CVE-2020-1738 vulnerability affecting Ansible by Red Hat.
Understanding CVE-2020-1738
A vulnerability in Ansible Engine when certain parameters are not specified, potentially leading to privilege escalation.
What is CVE-2020-1738?
This flaw in Ansible Engine occurs when the 'use' parameter is not specified, allowing attackers to manipulate the module being executed.
The Impact of CVE-2020-1738
The vulnerability has a low base score of 3.9 but can still lead to privilege escalation if exploited by a malicious user.
Technical Details of CVE-2020-1738
Details about the vulnerability affecting Ansible.
Vulnerability Description
The flaw enables attackers to select the module executed in certain conditions, opening avenues for unauthorized actions.
Affected Systems and Versions
- Product: Ansible
- Vendor: Red Hat
- Affected Versions: 2.7.x, 2.8.x, 2.9.x
Exploitation Mechanism
- Attack Vector: Local
- Attack Complexity: High
- Privileges Required: Low
- User Interaction: Required
- Scope: Changed
Mitigation and Prevention
Ways to mitigate and prevent exploitation of CVE-2020-1738.
Immediate Steps to Take
- Ensure the 'use' parameter is properly specified in Ansible tasks to prevent module manipulation.
- Monitor and restrict access to Ansible-related files and tasks.
Long-Term Security Practices
- Regularly update Ansible to the latest version with security patches.
- Conduct security assessments to detect any unauthorized manipulations in Ansible configurations.
Patching and Updates
Regularly check for and apply security patches and updates provided by Red Hat for Ansible.