pentester.land· Dec 5, 2023· by David Yesland (@daveysec)

Multiple Vulnerabilities In Extreme Networks ExtremeXOS

Target Program: Extreme Networks

🎯 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.

#Arbitrary file read#Arbitrary file write#SSRF#RCE#Privilege escalation#Local Privilege Escalation#CSRF#Security code review