CVE-2021-40875 : What You Need to Know
Discover the impact of CVE-2021-40875 in Gurock TestRail < 7.2.0.3014. Learn about the exposure of sensitive information and the necessary mitigation steps.
In September 2021, an Improper Access Control vulnerability was discovered in Gurock TestRail versions below 7.2.0.3014, leading to sensitive information exposure through /files.md5 access.
Understanding CVE-2021-40875
This CVE highlights the risk of unauthorized access and exposure of sensitive information in Gurock TestRail instances.
What is CVE-2021-40875?
The vulnerability in Gurock TestRail versions < 7.2.0.3014 allows threat actors to view the /files.md5 file on the client side, potentially exposing sensitive data like credentials and API keys.
The Impact of CVE-2021-40875
The exposure of application files and corresponding file paths can lead to the disclosure of sensitive information, jeopardizing the security and confidentiality of Gurock TestRail data.
Technical Details of CVE-2021-40875
This section outlines the technical specifics of the vulnerability in Gurock TestRail.
Vulnerability Description
The vulnerability arises from an insufficient access control mechanism in Gurock TestRail, enabling unauthorized access to crucial application files such as /files.md5.
Affected Systems and Versions
- Product: Gurock TestRail
- Versions Affected: < 7.2.0.3014
Exploitation Mechanism
The flaw allows threat actors to access /files.md5 and consequently obtain sensitive data stored within Gurock TestRail, including hardcoded credentials and API keys.
Mitigation and Prevention
To mitigate the risks associated with CVE-2021-40875, immediate actions and long-term security practices are recommended.
Immediate Steps to Take
- Update Gurock TestRail to version 7.2.0.3014 or higher to patch the vulnerability
- Monitor and audit access to critical files within the application
Long-Term Security Practices
- Regularly review and revise access control policies and configurations
- Implement multi-factor authentication and encryption protocols to enhance data security
Patching and Updates
Ensure timely application of security patches and updates to Gurock TestRail to address known vulnerabilities.