CVE-2021-41324 : Exploit Details and Defense Strategies
Learn about CVE-2021-41324 impacting Pydio Cells 2.2.9, allowing authenticated remote users to access personal or other user's files. Find mitigation steps and patching details.
Pydio Cells 2.2.9 is impacted by a directory traversal vulnerability in the Copy, Move, and Delete features, allowing authenticated remote users to access personal or other user's files.
Understanding CVE-2021-41324
This CVE details a directory traversal vulnerability in Pydio Cells 2.2.9 that can be exploited by authenticated remote users.
What is CVE-2021-41324?
The vulnerability in Pydio Cells 2.2.9 enables authenticated remote users to enumerate personal files or files belonging to any user using specific parameters.
The Impact of CVE-2021-41324
The vulnerability allows remote authenticated users to access personal files or files belonging to any user, compromising data confidentiality and potentially leading to unauthorized access.
Technical Details of CVE-2021-41324
This section provides in-depth technical details of the CVE.
Vulnerability Description
The vulnerability in Pydio Cells 2.2.9 permits directory traversal through the nodes parameter for Copy and Move actions, and via the Path parameter for the Delete feature.
Affected Systems and Versions
- Product: Pydio Cells 2.2.9
- Vendor: Pydio
- Versions: All versions prior to 2.2.12
Exploitation Mechanism
The vulnerability can be exploited by authenticated remote users leveraging the nodes parameter for Copy and Move actions, or Path parameter for the Delete functionality.
Mitigation and Prevention
Mitigation strategies to address the CVE are crucial for maintaining system security.
Immediate Steps to Take
- Upgrade Pydio Cells to version 2.2.12 or later to mitigate the vulnerability.
- Implement strong access controls and user permissions to limit unauthorized directory traversal.
Long-Term Security Practices
- Regularly review and update access controls within Pydio Cells to prevent similar vulnerabilities.
- Conduct security training for users on best practices to enhance system security.
Patching and Updates
- Regularly check for security updates and patches provided by Pydio to address known vulnerabilities and enhance system security.