CVE-2018-12649 : Exploit Details and Defense Strategies

This CVE-2018-12649 article provides insights into a vulnerability in MISP version 2.4.92 that allows attackers to bypass brute-force protection mechanisms.

Understanding CVE-2018-12649

This CVE involves a specific vulnerability in the 'UsersController.php' file in MISP version 2.4.92, enabling attackers to circumvent safeguards against brute-force attacks by utilizing the PUT method instead of the POST method during login.

What is CVE-2018-12649?

Vulnerability in 'UsersController.php' in MISP 2.4.92
Attackers can bypass brute-force protection by using PUT instead of POST during login
Protection mechanism applies only to POST requests

The Impact of CVE-2018-12649

This vulnerability allows malicious actors to evade security measures and potentially gain unauthorized access to MISP systems.

Technical Details of CVE-2018-12649

Vulnerability Description

The flaw in 'UsersController.php' permits attackers to bypass brute-force protection by employing the PUT method instead of the required POST method during login.

Affected Systems and Versions

Product: MISP
Vendor: N/A
Version: 2.4.92

Exploitation Mechanism

Attackers exploit the vulnerability by using the PUT HTTP method instead of the POST method during the login process, circumventing the existing protection mechanism.

Mitigation and Prevention

Immediate Steps to Take

Update MISP to a patched version that addresses the vulnerability
Monitor login activities for suspicious behavior

Long-Term Security Practices

Implement multi-factor authentication for enhanced security
Regularly review and update security configurations

Patching and Updates

Apply security patches provided by MISP to ensure the vulnerability is mitigated effectively.