Incognito 4.0 Writeups
CTFtime event link: https://ctftime.org/event/1880
Writeups
- Web:
- get flag 1
- get flag 2
- massive (Unsolved)
- Rev:
- crypto:
- pyjail:
- pwn:
Background
Incognito 4.0 is a CTF competition being held in the Equinox-Annual Techno-Cultural Fest of IIIT Lucknow. It is open for participants all around the globe to take part in and win exciting prizes.
- Start: 17 Feb. 2023, 20:00 HKT
- End: 18 Feb. 2023, 20:00 HKT
Categories:
- misc
- stegno
- pwn
- OSINT
- Web
- Rev
- crypto
- sanity
- pyjail
Overview
- Solved: 8
- Points: 1772
- Rank: 162/525
- Overall Difficulty To Me: ★★★★★☆☆☆☆☆
What I’ve learned in this CTF
- Web:
- Exploiting SSRF (Server-Side Request Forgery) & Bypassing Filters (get flag 1)
- Exploiting SSRF (Server-Side Request Forgery) & Bypassing Filters Via IPv6 IP Address (get flag 2)
- massive (Unsolved)
- Rev:
- Using
xxd
To View Hex Value (Meow)
- Using
- crypto:
- Fixing PNG Magic Header & Cistercian Number System (Ancient)
- pyjail:
- Python Jailbreak Via Importing OS Library (TheOnlyJail)
- pwn:
- Basic Stack Buffer Overflow Via
gets()
Function (babyFlow)
- Basic Stack Buffer Overflow Via