pentester.land· Aug 9, 2024· by Orange Tsai (@orange_8361)

Confusion Attacks: Exploiting Hidden Semantic Ambiguity in Apache HTTP Server!

Target Program: Apache HTTP Server, ModSecurity, Redmine

🎯 Vulnerability: Server-Side Request Forgery (SSRF)

💡 Defense Fix: Enforce URL whitelisting, block private IP ranges (10.0.0.0/8, 169.254.169.254), and mandate AWS IMDSv2 headers.

#Confusion attack#RCE#XSS#Access control bypass#Authentication bypass#SSRF