Lower4 on zer0arc4https://zer0arc4.github.io/tags/lower4/Recent content in Lower4 on zer0arc4Hugoen-usFri, 03 Jul 2026 12:15:17 +0530Lower4 Writeup - Vulnyxhttps://zer0arc4.github.io/writeups/vulnyx/lower4-writeup-vulnyx/Tue, 12 May 2026 00:00:00 +0000https://zer0arc4.github.io/writeups/vulnyx/lower4-writeup-vulnyx/Enumerated a valid user using the Ident protocol, brute-forced SSH credentials, and abused sudo access to multitail to obtain root privileges.