CVE-2020-25032 : Vulnerability Insights and Analysis
Learn about CVE-2020-25032, a Flask-CORS vulnerability allowing directory traversal. Find out the impact, affected systems, exploitation, and mitigation steps.
Flask-CORS before 3.0.9 allows directory traversal, potentially leading to unauthorized access of private resources.
Understanding CVE-2020-25032
An issue in Flask-CORS allows for directory traversal, enabling access to private resources due to inadequate path validation.
What is CVE-2020-25032?
Flask-CORS (CORS Middleware for Flask) before version 3.0.9 is vulnerable to directory traversal, allowing attackers to access private resources by exploiting the lack of canonical pathname validation.
The Impact of CVE-2020-25032
This vulnerability could lead to unauthorized access to sensitive data or resources, compromising the security and integrity of the affected systems.
Technical Details of CVE-2020-25032
Flask-CORS vulnerability details and affected systems.
Vulnerability Description
The issue in Flask-CORS permits directory traversal, enabling attackers to access private resources by bypassing path validation.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions affected: Not applicable
Exploitation Mechanism
Attackers can exploit this vulnerability by manipulating directory traversal techniques to access unauthorized resources.
Mitigation and Prevention
Protective measures to address CVE-2020-25032.
Immediate Steps to Take
- Update Flask-CORS to version 3.0.9 or later to mitigate the vulnerability.
- Implement proper input validation and sanitization to prevent directory traversal attacks.
Long-Term Security Practices
- Regularly monitor and audit access to sensitive resources.
- Educate developers on secure coding practices to prevent similar vulnerabilities.
Patching and Updates
Apply security patches promptly and consistently to address known vulnerabilities and enhance system security.