CVE-2024-32809: ActiveDEMAND File Upload Vulnerability

CVE-2024-32809 Overview

Unrestricted Upload of File with Dangerous Type vulnerability in JumpDEMAND Inc. ActiveDEMAND allows Using Malicious Files. This issue affects ActiveDEMAND: from n/a through 0.2.41.

Critical Impact

This vulnerability allows attackers to execute arbitrary code remotely by uploading and triggering malicious files.

Affected Products

• ActiveDEMAND from n/a through 0.2.41
• Not Available
• Not Available

Discovery Timeline

• 2024-05-17 - CVE CVE-2024-32809 published to NVD
• 2024-11-21 - Last updated in NVD database

Technical Details for CVE-2024-32809

Vulnerability Analysis

This vulnerability arises from improper validation of file types during upload in the ActiveDEMAND application. It allows attackers to upload malicious files with dangerous extensions that can execute code upon access.

Root Cause

Failure to implement file type restrictions and content validation during file upload processes.

Attack Vector

The attack is executed over the Network, enabling remote attackers to exploit the vulnerability without authentication.

// Example exploitation code (sanitized)
let maliciousFile = new File(["<malicious-content>"], "exploit.php", { type: "application/php" });

uploadFile(maliciousFile);

Detection Methods for CVE-2024-32809

Indicators of Compromise

• Presence of unexpected PHP files in upload directories
• HTTP requests with file upload actions containing PHP extensions
• File permission changes on server directories

Detection Strategies

Monitoring file upload activities for anomalous extensions and analyzing HTTP traffic to identify patterns indicative of file upload abuse.

Monitoring Recommendations

Utilize a web application firewall (WAF) to log and prevent suspicious file upload patterns and inspect HTTP request payloads for malicious content indicators.

How to Mitigate CVE-2024-32809

Immediate Actions Required

• Update to the latest patched version
• Implement strict file type validation mechanisms
• Enforce comprehensive content inspection processes

Patch Information

Ensure you are using the latest security patch provided by JumpDEMAND Inc. to mitigate this vulnerability completely.

Workarounds

Until patches can be applied, configure your security tools to block PHP uploads and restrict execution permissions on upload directories.

# Configuration example
find /var/www/uploads -type d -exec chmod 555 {} \;
find /var/www/uploads -type f -name "*.php" -exec rm {} \;