CHALLENGES
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Start
100 pts
Solved 7636 times. sces60107Just a start.
Don't know how to start?
Check GEF 101 - Solving pwnable.tw/start by @_hugsy
nc chall.pwnable.tw 10000 -
orw
100 pts
Solved 5702 times. sces60107Read the flag from
/home/orw/flag.Only
openreadwritesyscall are allowed to use.nc chall.pwnable.tw 10001 -
CVE-2018-1160
100 pts
Solved 139 times. c2w2m2There is an old version Netatalk with some vulnerabilities, such as CVE-2018-1160.
Can you develop a 1-day exploit for this challenge? :p
The Kernel version is:
Linux ubuntu 4.9.0-x86_64-linode79 #1 SMP Mon Dec 12 13:17:30 EST 2016 x86_64 x86_64 x86_64 GNU/LinuxHint:
Notice, Kernel version may be changed after the environment updated.
You can get the current version from the the other challenge.nc chall.pwnable.tw 10002 -
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applestore
200 pts
Solved 1252 times. jinmo123tomcr00se rooted the galaxy S5, but we need you to jailbreak the iPhone8!
nc chall.pwnable.tw 10104 -
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Starbound
250 pts
Solved 612 times. nneonneoLet's play starbound together!
multi-player features are disabled.
nc chall.pwnable.tw 10202 -
Spirited Away
300 pts
Solved 782 times. nneonneoThanks for watching Spirited Away !
Please leave some comments to help us improve our next movie !
nc chall.pwnable.tw 10204 -
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CVE-2018-10387
250 pts
Solved 114 times. NextLineSingled-threaded TFTP Server Open Source Freeware Windows/Unix for PXEBOOT, firmware load, support tsize, blksize, timeout, server port ranges, block number rollover for large files, and remote code execution.
nc chall.pwnable.tw 10206 -
Bounty Program α
300 pts
Solved 86 times. NextLineOnly PPP got a bounty in HITCON CTF final 2019. :p
flag:
/home/bounty_program/flagnc chall.pwnable.tw 10208 -
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BookWriter
350 pts
Solved 573 times. CharoI fixed some bug of memo from bkp CTF 2017 and modified some control flow, but it's still pwnable.
Can you pwn it again?
nc chall.pwnable.tw 10304 -
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WannaHeap
400 pts
Solved 146 times. CharoDo you like heap challege?
This challenge is running on Ubuntu 17.04
nc chall.pwnable.tw 10305 -
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HITCON FTP
400 pts
Solved 39 times. perniciousNobody find all vulnerabilities in HITCON CTF final 2019. :'(
flag:/home/hitcon_ftp/flagnc chall.pwnable.tw 10309 -
Stupid Robot
400 pts
Solved 25 times. RiatreCreate your own robot and capture the flag!
Note:
/tmpwill be cleaned up every 5 minutes.nc chall.pwnable.tw 10311 -
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Ghost Party
450 pts
Solved 220 times. xellosWelcome to ghost island and enjoy the ghost party.
nc chall.pwnable.tw 10401 -
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unexploitable
500 pts
Solved 557 times. xellosThe original challenge is on pwnable.kr and it is solvable.
This time we fix the vulnerability and now we promise that the service is unexploitable.
nc chall.pwnable.tw 10403 -
BabyAllocator
500 pts
Solved 85 times. xellosDo you like memory allocator?
Love, Service , Responsibility, Discipline !
nc chall.pwnable.tw 10404 -
OmegaGo
500 pts
Solved 82 times. xellosWant to fight with AlphaGo?
Beat OmegaGo first.
Note: The game rule has been simplified to make life easier.
nc chall.pwnable.tw 10405 -
Food Store
500 pts
Solved 57 times. l4w.ioWelcome to my food store!
This challenge is running on Ubuntu 17.04
nc chall.pwnable.tw 10406 -
Bounty Program β
500 pts
Solved 66 times. perniciousSome team and me patched some bug in
bounty program alpha, but it's still pwnable :(Can you pwn it again?
flag:
/home/bounty_program/flagnc chall.pwnable.tw 10410 -
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Bash Revenge
500 pts
Solved 49 times. mrbaconguyThere is an old version bash with some vulnerabilities, such as CVE-2016-9401.
Can you develop a 1-day exploit for this challenge? :pnc chall.pwnable.tw 10407 -
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criticalheap
200 pts
Solved 263 times. xellosThere are some secrets . Try to capture
/home/critical_heap++/flag.We recommend you to use the provided docker environment to develop your exploit:
nc chall.pwnable.tw 10500 -
criticalheap++
600 pts
Solved 97 times. lucasIt's very crazy! Don't do it!!
You need to get a shell !!
We recommend you to use the provided docker environment to develop your exploit:
nc chall.pwnable.tw 10500 -
Digimon
600 pts
Solved 28 times. xellosWelcome to the world of digimon!
Try to catch as many as possible! :P
nc chall.pwnable.tw 10501
2026-03-21 13:03:13
qr00x
orw
2026-03-21 12:50:32
de4d3y3
Starbound
2026-03-21 08:53:35
0xt5
orw
2026-03-20 22:58:09
bloodrip
orw
2026-03-20 22:23:09
bloodrip
Start
2026-03-20 18:21:09
DurakOnline
3x17
2026-03-20 18:20:03
Kawaii
hacknote
2026-03-20 16:21:46
qr00x
Start
2026-03-20 15:34:20
DurakOnline
calc
2026-03-20 11:03:35
kase
CAOV
2026-03-20 09:48:11
antkss
Silver Bullet
2026-03-20 09:47:45
antkss
seethefile
2026-03-20 09:47:03
antkss
Secret Garden
2026-03-20 09:46:46
antkss
Alive Note
2026-03-20 08:50:38
data01
CVE-2018-10387
2026-03-20 03:58:55
lazyming
CAOV
2026-03-20 03:58:26
lazyming
BookWriter
2026-03-19 14:22:29
sagi_protein23
Bash
2026-03-19 10:07:36
data01
CVE-2018-1160
2026-03-19 09:13:41
hoanganh
Starbound