HTTP Header Injection in TeamDavid's Webbox

Executive Summary

TeamDavid's Webbox by Tobit Laboratories AG is vulnerable to HTTP header injection through the request body in the link storing functionality. Attackers can inject line feeds into the redirect target in a 302 HTTP response, allowing them to control response headers.

Useful 0 Not Useful 0

Detection Guidance

This vulnerability involves HTTP header injection through the TeamDavid's Webbox link storing functionality. To detect it, monitor HTTP responses for unexpected header modifications or redirects containing line feeds. Check server logs for unusual 302 responses with appended malicious payloads in the Location header. Use tools like curl to test the //ServerClient_celink.htm endpoint with crafted input containing line feeds or CRLF sequences.

Useful 0 Not Useful 0

Impact Analysis

This vulnerability could allow attackers to manipulate HTTP headers, potentially leading to session hijacking, phishing attacks, or unauthorized access to sensitive data. It may also enable redirection to malicious websites.

Useful 0 Not Useful 0

Compliance Impact

This vulnerability could lead to data breaches, violating GDPR's integrity and confidentiality requirements or HIPAA's security rules. Organizations may face compliance penalties if exploited.

Useful 0 Not Useful 0

Mitigation Strategies

Update TeamDavid to a version beyond Rollout 524 where this vulnerability is addressed. If an update is not available, disable the link storing functionality in //ServerClient_celink.htm to prevent HTTP header injection via request body manipulation.

Useful 0 Not Useful 0