App - Script

Exploit environment weaknesses, configuration mistakes and vulnerability patterns in scripts and systems.

For each of these challenges, you will be provided with connection credentials such as SSH access or a network socket. Depending on the challenge you will need to elevate your privileges or escape the sandbox by exploiting the provided environment.

Prerequisites:
– Some knowledge of the UNIX shell and of common UNIX privilege escalation techniques
– Advanced understanding of scripting languages such as Python, Perl, PHP in order to escape jails

33 Challenges

Results	Name	Validations	Number of points	Difficulty ↓↑	Author	Note	Solution	Date
	Bash - System 1	15% 52492	5		Lu33Y		10	8 February 2012
	Bash - System 2	9% 30566	10		Lu33Y		10	8 February 2012
	LaTeX - Input	2% 5138	10		Podalirius , Mhd_Root		5	17 March 2021
	Powershell - Command Injection	2% 7174	10		hat.time		7	19 June 2020
	sudo - weak configuration	10% 34709	5		notfound404		5	6 February 2012
	LaTeX - Command execution	1% 2348	20		Podalirius , Mhd_Root		3	17 March 2021
	R: Code Execution	1% 1203	20		Fey		7	25 September 2023
	Python - input()	6% 19165	20		g0uZ		11	27 May 2014
	Bash - cron	4% 12814	20		g0uZ		8	6 May 2013
	Powershell - SecureString	1% 3658	15		hat.time		4	19 June 2020
	Perl - Command injection	4% 13686	15		Tosh		10	11 August 2015
	Docker - I am groot	1% 3156	15		Nishacid		2	24 February 2022
	Bash - unquoted expression injection	3% 7459	15		sbrk		5	26 October 2020
	AppArmor - Jail Introduction	1% 754	15		nivram		4	10 May 2023
	Docker - Talk through me	1% 821	35		Nishacid		2	24 February 2022
	Python - Jail - Exec	1% 1854	50		Arod		3	23 February 2015
	Python - PyJail 2	2% 4478	40		zM_		10	17 February 2015
	PHP - Jail	1% 839	40		LordRoke		10	1 March 2019
	Python - PyJail 1	2% 7257	35		sambecks		5	3 January 2015
	Python - format string	1% 1317	35		lovasoa		1	26 March 2021
	Bash - quoted expression injection	1% 1826	30		sbrk		6	26 October 2020
	Bash - race condition	1% 609	35		sbrk		10	5 May 2020
	AppArmor - Jail Medium	1% 205	35		nivram		1	25 September 2023
	SSH - Agent Hijacking	1% 2360	30		mayfly		5	7 October 2018
	Shared Objects hijacking	1% 909	30		das		2	5 March 2020
	Docker - Sys-Admin’s Docker	1% 1158	30		Nishacid		3	24 February 2022
	Python - pickle	2% 5618	25		koma		10	7 September 2012
	Powershell - Basic jail	1% 1402	25		hat.time		10	19 June 2020
	Javascript - Jail	1% 499	55		waxous		4	7 December 2016
	Python - Jail - Garbage collector	1% 613	55		n0d		5	12 August 2017
	Bash - Restricted shells	1% 3162	60		Yorin		9	14 January 2017
	Python - Eval Is Evil	1% 144	60		Mister7F		2	28 December 2023
	Deep learning - Malicious model	1% 40	70		blackndoor		0	26 July 2024

Challenge Results

Pseudo	Challenge	Lang	Date
REDIPAC	Python - PyJail 1		10 August 2025 at 14:12
dirfel	Python - PyJail 1		9 August 2025 at 16:46
NumberOreo	Python - PyJail 1		9 August 2025 at 12:02
Graulito	Python - PyJail 1		5 August 2025 at 13:03
Corpse	Python - PyJail 1		5 August 2025 at 10:14
rayan	Python - PyJail 1		4 August 2025 at 17:08
Saw_6	Python - PyJail 1		3 August 2025 at 18:09
100Stress	Python - PyJail 1		2 August 2025 at 22:12
Synapse	Python - PyJail 1		31 July 2025 at 18:43
benix	Python - PyJail 1		29 July 2025 at 17:45