PE32+ Basic ROP

75 Points  0x0

Stack buffer overflow ROP

Author

Ech0,  

Level  Difficulty

Validations

20 Challengers 1%

Note  Notation

19 Votes

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  Solution

Challenge Results Challenge Results

Pseudo Challenge Lang date
awe   PE32+ Basic ROP 28 August 2020 at 18:59
Ech0   PE32+ Basic ROP 23 July 2020 at 21:16
voydstack   PE32+ Basic ROP 30 June 2020 at 00:47
hexabeast   PE32+ Basic ROP 19 June 2020 at 15:22
franb   PE32+ Basic ROP 11 May 2020 at 12:43
christrc   PE32+ Basic ROP 10 May 2020 at 17:39
gwel   PE32+ Basic ROP 10 May 2020 at 16:29
knacky   PE32+ Basic ROP 4 May 2020 at 22:33
Phenol   PE32+ Basic ROP 25 April 2020 at 19:25
mjuuum   PE32+ Basic ROP 16 April 2020 at 14:19

 75 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution
pas_valide ELF x86 - Stack buffer overflow basic 1 8% 14663 5 Lyes 11
pas_valide ELF x86 - Stack buffer overflow basic 2 6% 10528 10 Lyes 10
pas_valide PE32 - Stack buffer overflow basic 1% 579 10 Ech0 6
pas_valide ELF x86 - Format string bug basic 1 4% 6857 15 Lu33Y 5
pas_valide ELF x64 - Stack buffer overflow - basic 3% 5191 20 Arod 6
pas_valide ELF x86 - Format string bug basic 2 2% 3425 20 Lyes 5
pas_valide ELF x86 - Race condition 3% 4681 20 Lu33Y 9
pas_valide ELF ARM - Stack buffer overflow - basic 1% 949 25 pickle 7
pas_valide ELF MIPS - Stack buffer overflow - No NX 1% 299 25 franb 2
pas_valide ELF x86 - Stack buffer overflow basic 3 2% 3424 25 Lyes 3
pas_valide ELF x86 - Use After Free - basic 1% 878 25 Esad 3
pas_valide ELF ARM - Stack Spraying 1% 167 30 pickle 4
pas_valide ELF x86 - BSS buffer overflow 2% 3316 30 Lu33Y 7
pas_valide ELF x86 - Stack buffer overflow basic 4 2% 2189 30 Lu33Y 5
pas_valide ELF x86 - Stack buffer overflow basic 6 2% 1994 30 TiWim 5
pas_valide ELF x86 - Format String Bug Basic 3 1% 901 35 Lyes 2
pas_valide PE32 - Advanced stack buffer overflow 1% 105 35 Ech0 3
pas_valide ELF ARM - Basic ROP 1% 479 40 pickle 5
pas_valide ELF MIPS - Basic ROP 1% 85 40 dagger 1
pas_valide ELF x86 - Stack buffer overflow - C++ vtables 1% 647 40 sebbb 2
pas_valide PE32+ Format string bug 1% 48 45 Ech0 1
pas_valide ELF x64 - Logic bug 1% 141 50 sbrk 3
pas_valide ELF x86 - Bug Hunting - Several issues 1% 71 50 sbrk 2
pas_valide ELF x86 - Stack buffer and integer overflow 1% 1576 50 Lu33Y 3
pas_valide ELF x86 - Stack buffer overflow - ret2dl_resolve 1% 140 50 kikko 0
pas_valide ELF x86 - Stack buffer overflow basic 5 1% 1447 50 Lu33Y 1
pas_valide ELF x64 - Stack buffer overflow - advanced 1% 939 55 Arod 4
pas_valide ELF MIPS - Format String Glitch 1% 38 60 pickle, martin 1
pas_valide ELF x86 - Information leakage with Stack Smashing Protector 1% 681 60 Arod 2
pas_valide ELF ARM - Race condition 1% 97 70 pickle 1
pas_valide ELF x64 - Browser exploit - Intro 1% 55 70 pickle 1
pas_valide ELF x86 - Out of bounds attack - French Paradox 1% 83 70 sbrk 3
pas_valide ELF x86 - Remote BSS buffer overflow 1% 667 75 Tosh 1
pas_valide ELF x86 - Remote Format String bug 1% 829 75 Tosh 2
pas_valide PE32+ Basic ROP 1% 20 75 Ech0 0
pas_valide ELF x64 - Remote heap buffer overflow - fastbin 1% 212 80 franb 1
pas_valide ELF x86 - Blind remote format string bug 1% 238 80 Lyes 1
pas_valide LinKern ARM - vulnerable syscall 1% 101 85 pickle 0
pas_valide LinKern x86 - Buffer overflow basic 1 1% 351 85 franb 2
pas_valide LinKern x86 - Null pointer dereference 1% 352 90 franb 0
pas_valide LinKern x64 - Race condition 1% 218 95 franb 0
pas_valide ELF ARM - Alphanumeric shellcode 1% 33 100 pickle 2
pas_valide ELF MIPS - URLEncoded Format String bug 1% 19 100 pickle 0
pas_valide ELF x86 - Hardened binary 1 1% 588 100 sm0k 3
pas_valide ELF x86 - Hardened binary 2 1% 469 100 sm0k 3
pas_valide ELF x86 - Hardened binary 3 1% 290 100 sm0k 1
pas_valide ELF x86 - Hardened binary 4 1% 321 100 sm0k 2
pas_valide LinKern MIPSel - Vulnerable ioctl 1% 33 100 pickle 0
pas_valide LinKern x64 - reentrant code 1% 115 100 franb 1
pas_valide ELF ARM - Heap format string bug 1% 57 105 franb 0
pas_valide ELF x64 - Sigreturn Oriented Programming 1% 195 105 Arod 3
pas_valide ELF ARM - Format String bug 1% 69 110 pickle 2
pas_valide ELF ARM - Use After Free 1% 70 110 pickle 0
pas_valide ELF x64 - Heap feng-shui 1% 52 110 laxa 2
pas_valide ELF x64 - Off-by-one bug 1% 102 110 NeedToLearn 2
pas_valide ELF x86 - Hardened binary 5 1% 247 110 sm0k 1
pas_valide LinKern ARM - Stack Overflow 1% 40 110 pickle 0
pas_valide LinKern x86 - basic ROP 1% 174 110 franb 1
pas_valide ELF ARM - Heap Off-by-One 1% 42 115 pickle 1
pas_valide ELF x64 - Remote Heap buffer overflow 1 1% 130 115 Tosh 3
pas_valide ELF x86 - Hardened binary 6 1% 230 115 sm0k 3
pas_valide ELF x86 - Hardened binary 7 1% 196 115 Tosh 3
pas_valide ELF x86 - Remote stack buffer overflow - Hardened 1% 117 115 franb 1
pas_valide LinKern x64 - RowHammer 1% 47 115 pickle 1
pas_valide LinKern x64 - SLUB off-by-one 1% 30 115 Tosh 1
pas_valide ELF ARM - Heap buffer overflow - Wilderness 1% 24 120 pickle 1
pas_valide ELF ARM - Heap Overflow 1% 28 120 pickle 1
pas_valide ELF x64 - Seccomp Whitelist 1% 39 120 pickle 0
pas_valide ELF x86 - Blind ROP 1% 94 120 franb 0
pas_valide Linkern x64 - Memory exploration 1% 76 120 franb 1
pas_valide WinKern x64 - Advanced stack buffer overflow - ROP 1% 9 120 __syscall, Synacktiv 0
pas_valide WinKern x64 - Use After Free 1% 6 120 __syscall, Synacktiv 0
pas_valide ELF x64 - Remote Heap buffer overflow 2 1% 96 130 Tosh, Fritz 1
pas_valide ELF x64 - Blind ROP 1% 64 135 franb 1
pas_valide ELF x64 - Browser exploit - BitString 1% 23 135 pickle 0