CVE-2025-22247 Overview
VMware Tools contains an insecure file handling vulnerability. A malicious actor with non-administrative privileges on a guest VM may tamper the local files to trigger insecure file operations within that VM.
Critical Impact
This vulnerability can allow tampering with local files, potentially leading to further exploitation.
Affected Products
- VMware Tools (specific versions not listed)
- Not Available
- Not Available
Discovery Timeline
- 2025-05-12 - CVE-2025-22247 published to NVD
- 2025-11-04 - Last updated in NVD database
Technical Details for CVE-2025-22247
Vulnerability Analysis
The vulnerability arises from improper handling of sensitive file operations within a guest VM, allowing an attacker with limited privileges to manipulate files, potentially resulting in unauthorized actions being executed.
Root Cause
The insecure handling of file operations is due to insufficient validation and sanitation of file paths, which allows unauthorized tampering.
Attack Vector
This vulnerability can be exploited locally by a non-administrative user on the guest VM, taking advantage of insecure file handling operations.
# Example exploitation code
ln -s /path/to/victim/file /path/to/symlink
Detection Methods for CVE-2025-22247
Indicators of Compromise
- Unexpected symlinks in logs
- Unauthorized file modifications
- Suspicious process activity within the guest VM
Detection Strategies
Employ file integrity monitoring to detect unauthorized modifications. Implement logging to capture symlink creation and access to critical files.
Monitoring Recommendations
Regularly audit file system changes and monitor for anomalous symlink behaviors, using tools like auditd on Linux systems.
How to Mitigate CVE-2025-22247
Immediate Actions Required
- Restrict file permissions to minimize write access
- Monitor for unauthorized symlink creation
- Apply principle of least privilege to non-administrative accounts
Patch Information
No official patch has been specified for this vulnerability yet. Refer to vendor advisories and security updates regularly.
Workarounds
Implement strict file permission policies and use access controls to prevent unauthorized modifications.
# Configuration example
chmod 700 /path/to/critical/files
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
