ELF ARM64 - Heap Underflow

120 Points

Let’s do the ROP on aarch64

Author

nobodyisnobody, 13 February 2023

Level

Validations

15 Challengers 1%

Note

4 Votes

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Solution

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Challenge Results

Pseudo	Challenge	Lang	Date
blackndoor	ELF ARM64 - Heap Underflow		15 November 2023 at 10:06
lolo42	ELF ARM64 - Heap Underflow		16 October 2023 at 22:39
Kileak	ELF ARM64 - Heap Underflow		9 October 2023 at 12:03
ENOENT	ELF ARM64 - Heap Underflow		16 September 2023 at 01:36
Tomtombinary	ELF ARM64 - Heap Underflow		15 August 2023 at 13:36
macz	ELF ARM64 - Heap Underflow		29 June 2023 at 10:49
awe	ELF ARM64 - Heap Underflow		21 June 2023 at 19:40
csg	ELF ARM64 - Heap Underflow		20 June 2023 at 11:03
Njörd	ELF ARM64 - Heap Underflow		31 May 2023 at 12:26
k4ndar3c	ELF ARM64 - Heap Underflow		17 May 2023 at 18:52

88 Challenges

Results	Name	Validations	Number of points	Difficulty	Author	Note	Solution	Date
	ELF x86 - Stack buffer overflow basic 1	7% 21827	5		Lyes		11	25 March 2015
	ELF x64 - Basic heap overflow	1% 1074	10		sourcePerrier		1	13 February 2023
	ELF x86 - Stack buffer overflow basic 2	5% 15363	10		Lyes		10	10 April 2015
	PE32 - Stack buffer overflow basic	1% 2025	10		Ech0		8	3 December 2019
	ELF x86 - Format string bug basic 1	4% 9574	15		Lu33Y		6	8 February 2012
	ELF x64 - Stack buffer overflow - basic	3% 7387	20		Arod		7	31 May 2015
	ELF x86 - Format string bug basic 2	2% 4907	20		Lyes		5	8 April 2015
	ELF x86 - Race condition	2% 6166	20		Lu33Y		10	8 February 2012
	ELF ARM - Stack buffer overflow - basic	1% 1307	25		pickle		7	9 March 2017
	ELF MIPS - Stack buffer overflow - No NX	1% 510	25		franb		2	28 September 2018
	ELF x64 - Double free	1% 846	25		Esad		2	23 March 2021
	ELF x86 - Stack buffer overflow basic 3	2% 4896	25		Lyes		4	10 April 2015
	ELF x86 - Use After Free - basic	1% 1783	25		Esad		3	26 May 2019
	ELF ARM - Stack Spraying	1% 257	30		pickle		4	2 April 2017
	ELF x64 - Stack buffer overflow - PIE	1% 950	30		HomardBoy		2	26 March 2021
	ELF x86 - BSS buffer overflow	2% 4141	30		Lu33Y		7	8 February 2012
	ELF x86 - Stack buffer overflow basic 4	1% 2853	30		Lu33Y		5	8 February 2012
	ELF x86 - Stack buffer overflow basic 6	1% 2975	30		TiWim		5	10 March 2016
	ELF x86 - Format String Bug Basic 3	1% 1281	35		Lyes		2	27 May 2015
	PE32 - Advanced stack buffer overflow	1% 229	35		Ech0		4	3 December 2019
	ELF ARM - Basic ROP	1% 749	40		pickle		5	11 March 2017
	ELF MIPS - Basic ROP	1% 167	40		dagger		1	7 October 2018
	ELF RISC-V - Intro - let’s do the ROP	1% 51	40		nobodyisnobody		1	13 February 2023
	ELF x86 - Stack buffer overflow - C++ vtables	1% 900	40		sebbb		2	20 July 2015
	PE32+ Format string bug	1% 99	45		Ech0		1	3 December 2019
	ELF x64 - Logic bug	1% 225	50		sbrk		3	8 July 2017
	ELF x86 - Bug Hunting - Several issues	1% 122	50		sbrk		3	19 January 2018
	ELF x86 - Stack buffer and integer overflow	1% 1945	50		Lu33Y		4	8 February 2012
	ELF x86 - Stack buffer overflow - ret2dl_resolve	1% 364	50		kikko		3	28 February 2019
	ELF x86 - Stack buffer overflow basic 5	1% 1815	50		Lu33Y		1	8 February 2012
	ELF x64 - Stack buffer overflow - advanced	1% 1387	55		Arod		4	5 June 2015
	ELF MIPS - Format String Glitch	1% 76	60		pickle , martin		1	21 October 2018
	ELF x64 - Heap Filling	1% 90	60		voydstack		0	27 May 2021
	ELF x86 - Information leakage with Stack Smashing Protector	1% 894	60		Arod		2	20 May 2015
	ELF x64 - File Structure Hacking	1% 82	65		nobodyisnobody		0	27 May 2021
	ELF ARM - Race condition	1% 141	70		pickle		1	3 June 2017
	ELF x64 - Browser exploit - Intro	1% 99	70		pickle		1	2 November 2018
	ELF x64 - Buggy VM	1% 56	70		NonStandardModel		0	10 June 2022
	ELF x64 - Heap Safe-Linking Bypass	1% 70	70		nobodyisnobody		0	22 October 2021
	ELF x64 - ret2dl_init	1% 41	70		kikko		0	27 May 2021
	ELF x86 - Out of bounds attack - French Paradox	1% 121	70		sbrk		3	17 September 2017
	ELF x86 - Remote BSS buffer overflow	1% 759	75		Tosh		1	6 February 2012
	ELF x86 - Remote Format String bug	1% 961	75		Tosh		2	6 February 2012
	PE32+ Basic ROP	1% 67	75		Ech0		0	6 December 2019
	ELF x64 - Remote heap buffer overflow - tcache	1% 299	80		franb		1	5 February 2017
	ELF x86 - Blind remote format string bug	1% 324	80		Lyes		2	8 June 2015
	LinKern ARM - vulnerable syscall	1% 159	85		pickle		0	22 March 2017
	LinKern x86 - Buffer overflow basic 1	1% 517	85		franb		3	16 February 2016
	LinKern x86 - Null pointer dereference	1% 491	90		franb		1	16 February 2016
	LinKern x64 - Race condition	1% 333	95		franb		3	16 February 2016
	ELF ARM - Alphanumeric shellcode	1% 42	100		pickle		2	16 March 2017
	ELF MIPS - URLEncoded Format String bug	1% 34	100		pickle		0	7 October 2018
	ELF x86 - Hardened binary 1	1% 771	100		sm0k		3	11 February 2012
	ELF x86 - Hardened binary 2	1% 616	100		sm0k		3	11 February 2012
	ELF x86 - Hardened binary 3	1% 367	100		sm0k		1	11 February 2012
	ELF x86 - Hardened binary 4	1% 434	100		sm0k		2	11 February 2012
	LinKern MIPSel - Vulnerable ioctl	1% 63	100		pickle		0	23 October 2018
	LinKern x64 - reentrant code	1% 183	100		franb		2	1 March 2016
	ELF ARM - Heap format string bug	1% 78	105		franb		1	3 June 2017
	ELF x64 - Sigreturn Oriented Programming	1% 276	105		Arod		4	25 June 2015
	ELF ARM - Format String bug	1% 86	110		pickle		2	14 March 2017
	ELF ARM - Use After Free	1% 96	110		pickle		0	22 March 2017
	ELF x64 - FILE structure hijacking	1% 53	110		voydstack		3	27 May 2021
	ELF x64 - Heap feng-shui	1% 83	110		laxa		2	4 August 2017
	ELF x64 - Off-by-one bug	1% 146	110		NeedToLearn		2	19 May 2016
	ELF x86 - Hardened binary 5	1% 338	110		sm0k		1	11 February 2012
	LinKern ARM - Stack Overflow	1% 64	110		pickle		0	24 July 2017
	LinKern x86 - basic ROP	1% 277	110		franb		3	6 May 2016
	ELF ARM - Heap Off-by-One	1% 57	115		pickle		1	11 March 2017
	ELF x64 - Remote Heap buffer overflow 1	1% 178	115		Tosh		3	26 June 2015
	ELF x86 - Hardened binary 6	1% 314	115		sm0k		3	11 February 2012
	ELF x86 - Hardened binary 7	1% 265	115		Tosh		3	21 January 2013
	ELF x86 - Remote stack buffer overflow - Hardened	1% 182	115		franb		1	17 August 2016
	LinKern x64 - RowHammer	1% 94	115		pickle		2	17 March 2019
	LinKern x64 - SLUB off-by-one	1% 82	115		Tosh		2	9 May 2019
	ELF ARM - Heap buffer overflow - Wilderness	1% 37	120		pickle		1	25 March 2017
	ELF ARM - Heap Overflow	1% 44	120		pickle		1	2 April 2017
	ELF ARM64 - Heap Underflow	1% 15	120		nobodyisnobody		0	13 February 2023
	ELF x64 - Seccomp Whitelist	1% 76	120		pickle		0	3 June 2017
	ELF x86 - Blind ROP	1% 145	120		franb		0	9 October 2016
	LinKern x64 - Memory exploration	1% 131	120		franb		2	27 July 2016
	WinKern x64 - Advanced stack buffer overflow - ROP	1% 38	120		__syscall , Synacktiv		1	27 January 2020
	WinKern x64 - Use After Free	1% 26	120		__syscall , Synacktiv		0	27 January 2020
	ELF x64 - Remote Heap buffer overflow 2	1% 138	130		Tosh , Fritz		1	1 July 2015
	ELF x64 - Advanced Heap Exploitation - Heap Leakless & Fortified	1% 38	135		nobodyisnobody		1	27 May 2021
	ELF x64 - Blind ROP	1% 109	135		franb		1	10 March 2018
	ELF x64 - Browser exploit - BitString	1% 38	135		pickle		0	15 December 2018
	ELF ARM64 - Multithreading	1% 12	140		franb		0	13 February 2023