ELF x86 - Stack buffer overflow basic 6

30 Points  

ret2libc

Author

TiWim,  

Level  Difficulty

Validations

1093 Challengers 2%

Note  Notation

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77 Votes
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Solution 4 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang date
Nofix   ELF x86 - Stack buffer overflow basic 6 fr 21 June 2018 at 11:32
_ACKNAK_   ELF x86 - Stack buffer overflow basic 6 fr 21 June 2018 at 02:22
mael91620   ELF x86 - Stack buffer overflow basic 6 fr 20 June 2018 at 15:05
Jet   ELF x86 - Stack buffer overflow basic 6 fr 20 June 2018 at 14:18
spectre_404   ELF x86 - Stack buffer overflow basic 6 en 18 June 2018 at 15:53
cladff10   ELF x86 - Stack buffer overflow basic 6 fr 18 June 2018 at 10:11
nickolas27   ELF x86 - Stack buffer overflow basic 6 en 17 June 2018 at 22:06
darkbig94   ELF x86 - Stack buffer overflow basic 6 en 17 June 2018 at 22:04
Dysfunction   ELF x86 - Stack buffer overflow basic 6 en 17 June 2018 at 03:29
gunab   ELF x86 - Stack buffer overflow basic 6 en 16 June 2018 at 18:16

Challenges associated with this section 58 Challenges

Results Challenge's Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution
pas_valide ELF x86 - Stack buffer overflow basic 1 9% 7771 5 Lyes 11
pas_valide ELF x86 - Stack buffer overflow basic 2 7% 5979 10 Lyes 8
pas_valide ELF x86 - Format string bug basic 1 5% 4093 15 Lu33Y 4
pas_valide ELF x64 - Stack buffer overflow - basic 4% 2899 20 Arod 4
pas_valide ELF x86 - Format string bug basic 2 3% 1967 20 Lyes 5
pas_valide ELF x86 - Race condition 4% 2908 20 Lu33Y 8
pas_valide ELF ARM - Stack buffer overflow - basic 1% 337 25 pickle 5
pas_valide ELF x86 - Stack buffer overflow basic 3 3% 1993 25 Lyes 2
pas_valide ELF ARM - Stack Spraying 1% 79 30 pickle 3
pas_valide ELF x86 - BSS buffer overflow 3% 2434 30 Lu33Y 4
pas_valide ELF x86 - Stack buffer overflow basic 4 2% 1593 30 Lu33Y 4
pas_valide ELF x86 - Stack buffer overflow basic 6 2% 1093 30 TiWim 4
pas_valide ELF x86 - Format String Bug Basic 3 1% 548 35 Lyes 2
pas_valide ELF ARM - Basic ROP 1% 138 40 pickle 2
pas_valide ELF x86 - Stack buffer overflow - C++ vtables 1% 405 40 sebbb 2
pas_valide ELF x64 - Logic bug 1% 59 50 sbrk 1
pas_valide ELF x86 - Bug Hunting - Several issues 1% 24 50 sbrk 0
pas_valide ELF x86 - Stack buffer and integer overflow 2% 1243 50 Lu33Y 3
pas_valide ELF x86 - Stack buffer overflow basic 5 2% 1145 50 Lu33Y 1
pas_valide ELF x64 - Stack buffer overflow - advanced 1% 523 55 Arod 3
pas_valide ELF x86 - Information leakage with Stack Smashing Protector 1% 444 60 Arod 2
pas_valide ELF ARM - Race condition 1% 47 70 pickle 1
pas_valide ELF x86 - Out of bounds attack - French Paradox 1% 41 70 sbrk 1
pas_valide ELF x86 - Remote BSS buffer overflow 1% 561 75 Tosh 1
pas_valide ELF x86 - Remote Format String bug 1% 674 75 Tosh 2
pas_valide ELF x64 - Remote heap buffer overflow - fastbin 1% 104 80 franb 0
pas_valide ELF x86 - Blind remote format string bug 1% 167 80 Lyes 0
pas_valide LinKern ARM - vulnerable syscall 1% 45 85 pickle 0
pas_valide LinKern x86 - Buffer overflow basic 1 1% 208 85 franb 1
pas_valide LinKern x86 - Null pointer dereference 1% 208 90 franb 0
pas_valide LinKern x64 - Race condition 1% 140 95 franb 0
pas_valide ELF ARM - Alphanumeric shellcode 1% 17 100 pickle 2
pas_valide ELF x86 - Hardened binary 1 1% 417 100 sm0k 2
pas_valide ELF x86 - Hardened binary 2 1% 328 100 sm0k 2
pas_valide ELF x86 - Hardened binary 3 1% 214 100 sm0k 1
pas_valide ELF x86 - Hardened binary 4 1% 232 100 sm0k 2
pas_valide LinKern x64 - reentrant code 1% 79 100 franb 1
pas_valide ELF ARM - Heap format string bug 1% 30 105 franb 0
pas_valide ELF x64 - Sigreturn Oriented Programming 1% 138 105 Arod 2
pas_valide LinKern x86 - basic ROP 1% 111 110 franb 1
pas_valide ELF ARM - Format String bug 1% 38 110 pickle 0
pas_valide ELF ARM - Use After Free 1% 34 110 pickle 0
pas_valide ELF x64 - Heap feng-shui 1% 26 110 laxa 1
pas_valide ELF x64 - Off-by-one bug 1% 65 110 NeedToLearn 0
pas_valide ELF x86 - Hardened binary 5 1% 163 110 sm0k 1
pas_valide LinKern ARM - Stack Overflow 1% 17 110 pickle 0
pas_valide ELF ARM - Heap Off-by-One 1% 25 115 pickle 1
pas_valide ELF x64 - Remote Heap buffer overflow 1 1% 77 115 Tosh 1
pas_valide ELF x86 - Hardened binary 6 1% 155 115 sm0k 1
pas_valide ELF x86 - Hardened binary 7 1% 124 115 Tosh 2
pas_valide ELF x86 - Remote stack buffer overflow - Hardened 1% 56 115 franb 1
pas_valide ELF ARM - Heap buffer overflow - Wilderness 1% 16 120 pickle 0
pas_valide ELF ARM - Heap Overflow 1% 18 120 pickle 0
pas_valide ELF x64 - Seccomp Whitelist 1% 21 120 pickle 0
pas_valide ELF x86 - Blind ROP 1% 38 120 franb 0
pas_valide Linkern x64 - Memory exploration 1% 47 120 franb 1
pas_valide ELF x64 - Remote Heap buffer overflow 2 1% 56 130 Tosh, Fritz 1
pas_valide ELF x64 - Blind ROP 1% 15 135 franb 1