CVE-2020-25635 : What You Need to Know
Learn about CVE-2020-25635, a vulnerability in Ansible Base that exposes data due to missing garbage collection. Find out the impact, affected systems, and mitigation steps.
A flaw in Ansible Base using the aws_ssm connection plugin can lead to data exposure due to a missing garbage collection process.
Understanding CVE-2020-25635
What is CVE-2020-25635?
This CVE identifies a vulnerability in Ansible Base that can result in data confidentiality issues when files are not properly removed after playbook execution.
The Impact of CVE-2020-25635
The vulnerability has a CVSS base score of 5 (Medium severity) with high confidentiality impact. It requires low privileges and user interaction, affecting data confidentiality directly.
Technical Details of CVE-2020-25635
Vulnerability Description
The flaw in Ansible Base allows files to remain in the bucket post-playbook execution, potentially exposing sensitive data.
Affected Systems and Versions
- Product: Community Collections
- Vendor: AWS Community
- Versions: 1.0.0 to 1.2.0
Exploitation Mechanism
The vulnerability can be exploited locally with low complexity and low privileges required, impacting data confidentiality.
Mitigation and Prevention
Immediate Steps to Take
- Update Ansible Base to the latest version
- Monitor AWS S3 buckets for leftover files
- Review and restrict access permissions to sensitive data
Long-Term Security Practices
- Implement regular security audits and code reviews
- Train staff on secure coding practices and data handling
Patching and Updates
Apply patches and updates provided by Ansible Base and AWS Community to address the vulnerability.