Pointer Overflow CTF - 2025
91 challenges with 127 published solutions between them. No writeups were ever filed against this event's listing, so its solutions were found in public repositories instead. Each link is pinned to the commit it was read from.
The event listingUncategorised91
The upstream scoreboard did not say, so neither do we.
UNSOLVED
8 official solutionsAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025
Final Exploit
5 official solutionsAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025
A Maze of Twisty Little Passages, All Different
3 official solutionsAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025
Ashes to Ashes
3 official solutionsAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025
Choir Invisible
3 official solutionsAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025
Two Wrongs Make a Right
3 official solutionsAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025
A House Built on Sand
2 official solutionsAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025
A Tree of Knives
2 official solutionsAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025
Clockwork Angels
2 official solutionsAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025
Count the Cost
2 official solutionsAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025
Digital Palimpsest
2 official solutionsAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025
Ghostlight
2 official solutionsAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025
Map of Uncharted Waters
2 official solutionsAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025
Mason, Meridian
2 official solutionsAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025
Mouth of Sauron
2 official solutionsAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025
Pale Fire
2 official solutionsAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025
Paper Tigers
2 official solutionsAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025
Queue the Music
2 official solutionsAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025
Short Walk on a Long Hill
2 official solutionsAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025
The Floor is Lava
2 official solutionsAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025
The Shape of Water
2 official solutionsAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025
The Sound and the Fury
2 official solutionsAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025
Through a Glass Darkly
2 official solutionsAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025, AgeOfAlgorithms/Algo-CTF-Writeups-2025
Alternative Exploit
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
ANALYSIS
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Analyze Data
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Buffer Overflow Exploit
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
CANDIDATE FLAGS
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Chiaroscuro
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Convert To Flag
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Cookie Tracking Test
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Crt Attack
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Dancers on a Wire
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Decrypt Arithmetic
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Decrypt Combined
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Decrypt Comprehensive
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Decrypt Exhaustive
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Decrypt Full Ct
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Decrypt Kdf
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Decrypt Otp Xor
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Decrypt Row Transpose
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Decrypt Secret
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Decrypt Transpose
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Decrypt V2
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Detailed Inspection
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Disasm
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Dust in the Attic
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Encrypt
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Example Strdup Reuse Exploit
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Exp300 1
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Exp300 1 Client
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Exploit100 1
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Extract Whitespace
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Extracted
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Final Crt
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Final Flag Verifier
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Follow Complete Chain
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Follow Full Token Chain
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Follow New Chain
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Follow Token Sequence
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Get Flag
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Improved Exploit
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Ink Between the Lines
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Little Bit of Both
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
LOCAL TESTING SETUP
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Manual Test
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Mason, Adytum
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Mason, Lumen
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Mason, Umbra
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Morris Worm Exploit
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
On Hinge and Pin
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Optimized Brute
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Ouroboros
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Parse Telemetry
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Postcards from the Underground
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Raid5 Recovery
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Redirect Follower
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Redirection Junction
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Room with a View
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Saint's Rowboat
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Salt in the Earth
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Smt Solver
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Ssti Rce Exploit
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
STATUS
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Test Double Decode
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
The Long Way Home
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
This is Not the Way
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Umbra Analyzer
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Umbra Cipher Solver
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Umbra Final Solver
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025
Wiener Attack
1 official solutionAlso written up in: AgeOfAlgorithms/Algo-CTF-Writeups-2025