HTB Machine: CyberNexus (Active VIP+)
XESXOR9/2/20261 min read
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HTB Machine: CyberNexus (Active VIP+)
Platform: HackTheBox Difficulty: Insane Status: Active OS: Linux
Enumeration & Zero-Day Recon
Advanced TCP/UDP scan on active box. Custom gRPC service running on port 9090.
Foothold & Exploitation
Type confusion vulnerability in gRPC message deserialization leading to RCE.
Root Flag & Privilege Escalation
Kernel exploit via eBPF map manipulation. Full walkthrough available exclusively for XESXOR Pro subscribers.