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% 54836	5		Lu33Y		10	8 February 2012
	Bash - System 2	9% 31804	10		Lu33Y		10	8 February 2012
	LaTeX - Input	2% 5716	10		Podalirius , Mhd_Root		5	17 March 2021
	Powershell - Command Injection	3% 7831	10		hat.time		7	19 June 2020
	sudo - weak configuration	10% 36200	5		notfound404		5	6 February 2012
	LaTeX - Command execution	1% 2593	20		Podalirius , Mhd_Root		4	17 March 2021
	R: Code Execution	1% 1461	20		Fey		7	25 September 2023
	Python - input()	6% 19767	20		g0uZ		11	27 May 2014
	Bash - cron	4% 13196	20		g0uZ		8	6 May 2013
	Powershell - SecureString	2% 4009	15		hat.time		4	19 June 2020
	Perl - Command injection	4% 14065	15		Tosh		10	11 August 2015
	Docker - I am groot	1% 3508	15		Nishacid		2	24 February 2022
	Bash - unquoted expression injection	3% 8049	15		sbrk		5	26 October 2020
	AppArmor - Jail Introduction	1% 964	15		nivram		4	10 May 2023
	Docker - Talk through me	1% 927	35		Nishacid		2	24 February 2022
	Python - Jail - Exec	1% 1912	50		Arod		3	23 February 2015
	Python - PyJail 2	2% 4643	40		zM_		10	17 February 2015
	PHP - Jail	1% 890	40		LordRoke		10	1 March 2019
	Python - PyJail 1	2% 7475	35		sambecks		5	3 January 2015
	Python - format string	1% 1430	35		lovasoa		2	26 March 2021
	Bash - quoted expression injection	1% 2052	30		sbrk		6	26 October 2020
	Bash - race condition	1% 674	35		sbrk		10	5 May 2020
	AppArmor - Jail Medium	1% 284	35		nivram		1	25 September 2023
	SSH - Agent Hijacking	1% 2491	30		mayfly		5	7 October 2018
	Shared Objects hijacking	1% 994	30		das		2	5 March 2020
	Docker - Sys-Admin’s Docker	1% 1281	30		Nishacid		3	24 February 2022
	Python - pickle	2% 5796	25		koma		10	7 September 2012
	Powershell - Basic jail	1% 1564	25		hat.time		10	19 June 2020
	Javascript - Jail	1% 531	55		waxous		4	7 December 2016
	Python - Jail - Garbage collector	1% 673	55		n0d		5	12 August 2017
	Bash - Restricted shells	1% 3332	60		Yorin		9	14 January 2017
	Python - Eval Is Evil	1% 191	60		Mister7F		2	28 December 2023
	Deep learning - Malicious model	1% 67	70		blackndoor		0	26 July 2024

Challenge Results

Pseudo	Challenge	Lang	Date
mlerouge	Bash - System 2		12 February 2026 at 23:31
mlerouge	sudo - faiblesse de configuration		12 February 2026 at 23:23
Ðr. Shåd¥x	Bash - unquoted expression injection		12 February 2026 at 23:18
dfsecurity	Docker - I am groot		12 February 2026 at 23:08
Dexiios	Bash - race condition		12 February 2026 at 22:54
SylvainC	Python - input()		12 February 2026 at 22:44
dfsecurity	Bash - unquoted expression injection		12 February 2026 at 22:36
mlerouge	Bash - System 1		12 February 2026 at 22:25
Parsa	Bash - System 1		12 February 2026 at 22:18
Ðr. Shåd¥x	Bash - System 2		12 February 2026 at 22:07