CVE-2020-14969 : Exploit Details and Defense Strategies
Learn about CVE-2020-14969 affecting MISP 2.4.127, exposing metadata on unreachable attributes. Find mitigation steps and long-term security practices to prevent unauthorized access.
MISP 2.4.127 is affected by a vulnerability in app/Model/Attribute.php that lacks an ACL lookup on attribute correlations, potentially exposing metadata about unreachable attributes.
Understanding CVE-2020-14969
This CVE entry highlights a security issue in MISP 2.4.127 that could lead to the disclosure of sensitive attribute metadata.
What is CVE-2020-14969?
The vulnerability in MISP 2.4.127 allows unauthorized access to metadata related to attribute correlations when using the attribute restsearch API.
The Impact of CVE-2020-14969
The vulnerability could result in the exposure of metadata associated with correlating but unreachable attributes, potentially leading to unauthorized access to sensitive information.
Technical Details of CVE-2020-14969
MISP 2.4.127's vulnerability in app/Model/Attribute.php can be further understood through the following technical details:
Vulnerability Description
The issue arises from the lack of an ACL lookup on attribute correlations, enabling access to metadata about unreachable attributes.
Affected Systems and Versions
- Product: MISP 2.4.127
- Vendor: N/A
- Version: N/A
Exploitation Mechanism
Unauthorized users can exploit this vulnerability by querying the attribute restsearch API, gaining access to metadata on correlating but unreachable attributes.
Mitigation and Prevention
To address CVE-2020-14969 and enhance security measures, consider the following steps:
Immediate Steps to Take
- Implement access controls and proper ACL lookups to restrict unauthorized access.
- Regularly monitor and audit API queries for any suspicious activity.
Long-Term Security Practices
- Conduct regular security assessments and penetration testing to identify and address vulnerabilities.
- Stay informed about security updates and patches for MISP to prevent future exploits.
- Educate users on secure API usage and data handling practices.
Patching and Updates
Ensure timely installation of patches and updates provided by MISP to mitigate the vulnerability and enhance system security.