CVE-2020-18879 : Exploit Details and Defense Strategies

Bludit v3.8.1 is vulnerable to Unrestricted File Upload, allowing remote attackers to execute arbitrary code by uploading malicious files.

Understanding CVE-2020-18879

This CVE identifies a critical vulnerability in Bludit v3.8.1 that enables attackers to upload malicious files for code execution.

What is CVE-2020-18879?

Unrestricted File Upload in Bludit v3.8.1 allows remote attackers to execute arbitrary code by uploading malicious files via the component 'bl-kereln/ajax/upload-logo.php'.

The Impact of CVE-2020-18879

Remote attackers can exploit this vulnerability to upload and execute malicious code on the affected system.

Technical Details of CVE-2020-18879

Bludit v3.8.1 is susceptible to the following:

Vulnerability Description

Unrestricted File Upload vulnerability

Affected Systems and Versions

Bludit v3.8.1

Exploitation Mechanism

Attackers can upload malicious files through 'bl-kereln/ajax/upload-logo.php' to execute arbitrary code.

Mitigation and Prevention

Protect your system from CVE-2020-18879 with the following measures:

Immediate Steps to Take

Update Bludit to a patched version
Implement file upload restrictions and validation

Long-Term Security Practices

Regularly monitor and audit file uploads
Conduct security training for users on safe file handling

Patching and Updates

Apply security patches and updates promptly to mitigate the vulnerability.