ELF x86 - Hardened binary 7

115 Points  0x0

Byte by byte...

Author

Tosh,  

Level  Difficulty

Validations

201 Challengers 1%

Note  Notation

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5
34 Votes

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 3 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang date
Shiro   ELF x86 - Hardened binary 7 29 November 2020 at 15:32
yaumn   ELF x86 - Hardened binary 7 11 November 2020 at 19:55
T.L.   ELF x86 - Hardened binary 7 5 November 2020 at 16:01
M'Baku   ELF x86 - Hardened binary 7 15 October 2020 at 19:41
shelli   ELF x86 - Hardened binary 7 9 October 2020 at 15:55
Slowerzs   ELF x86 - Hardened binary 7 27 August 2020 at 18:56
k6   ELF x86 - Hardened binary 7 21 August 2020 at 02:46
switch   ELF x86 - Hardened binary 7 11 July 2020 at 02:15
Bdenneu   ELF x86 - Hardened binary 7 10 July 2020 at 18:31
mjuuum   ELF x86 - Hardened binary 7 3 June 2020 at 15:56

 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% 15458 5 Lyes 11
pas_valide ELF x86 - Stack buffer overflow basic 2 6% 11039 10 Lyes 10
pas_valide PE32 - Stack buffer overflow basic 1% 734 10 Ech0 7
pas_valide ELF x86 - Format string bug basic 1 4% 7135 15 Lu33Y 5
pas_valide ELF x64 - Stack buffer overflow - basic 3% 5472 20 Arod 6
pas_valide ELF x86 - Format string bug basic 2 2% 3589 20 Lyes 5
pas_valide ELF x86 - Race condition 3% 4865 20 Lu33Y 9
pas_valide ELF ARM - Stack buffer overflow - basic 1% 1020 25 pickle 7
pas_valide ELF MIPS - Stack buffer overflow - No NX 1% 322 25 franb 2
pas_valide ELF x86 - Stack buffer overflow basic 3 2% 3583 25 Lyes 3
pas_valide ELF x86 - Use After Free - basic 1% 1007 25 Esad 3
pas_valide ELF ARM - Stack Spraying 1% 178 30 pickle 4
pas_valide ELF x86 - BSS buffer overflow 2% 3435 30 Lu33Y 7
pas_valide ELF x86 - Stack buffer overflow basic 4 2% 2260 30 Lu33Y 5
pas_valide ELF x86 - Stack buffer overflow basic 6 2% 2096 30 TiWim 5
pas_valide ELF x86 - Format String Bug Basic 3 1% 942 35 Lyes 2
pas_valide PE32 - Advanced stack buffer overflow 1% 119 35 Ech0 4
pas_valide ELF ARM - Basic ROP 1% 520 40 pickle 5
pas_valide ELF MIPS - Basic ROP 1% 96 40 dagger 1
pas_valide ELF x86 - Stack buffer overflow - C++ vtables 1% 668 40 sebbb 2
pas_valide PE32+ Format string bug 1% 57 45 Ech0 1
pas_valide ELF x64 - Logic bug 1% 147 50 sbrk 3
pas_valide ELF x86 - Bug Hunting - Several issues 1% 77 50 sbrk 2
pas_valide ELF x86 - Stack buffer and integer overflow 1% 1623 50 Lu33Y 3
pas_valide ELF x86 - Stack buffer overflow - ret2dl_resolve 1% 160 50 kikko 0
pas_valide ELF x86 - Stack buffer overflow basic 5 1% 1483 50 Lu33Y 1
pas_valide ELF x64 - Stack buffer overflow - advanced 1% 986 55 Arod 4
pas_valide ELF MIPS - Format String Glitch 1% 42 60 pickle, martin 1
pas_valide ELF x86 - Information leakage with Stack Smashing Protector 1% 709 60 Arod 2
pas_valide ELF ARM - Race condition 1% 106 70 pickle 1
pas_valide ELF x64 - Browser exploit - Intro 1% 61 70 pickle 1
pas_valide ELF x86 - Out of bounds attack - French Paradox 1% 88 70 sbrk 3
pas_valide ELF x86 - Remote BSS buffer overflow 1% 684 75 Tosh 1
pas_valide ELF x86 - Remote Format String bug 1% 846 75 Tosh 2
pas_valide PE32+ Basic ROP 1% 30 75 Ech0 0
pas_valide ELF x64 - Remote heap buffer overflow - fastbin 1% 227 80 franb 1
pas_valide ELF x86 - Blind remote format string bug 1% 253 80 Lyes 1
pas_valide LinKern ARM - vulnerable syscall 1% 107 85 pickle 0
pas_valide LinKern x86 - Buffer overflow basic 1 1% 369 85 franb 3
pas_valide LinKern x86 - Null pointer dereference 1% 367 90 franb 0
pas_valide LinKern x64 - Race condition 1% 230 95 franb 1
pas_valide ELF ARM - Alphanumeric shellcode 1% 35 100 pickle 2
pas_valide ELF MIPS - URLEncoded Format String bug 1% 20 100 pickle 0
pas_valide ELF x86 - Hardened binary 1 1% 608 100 sm0k 3
pas_valide ELF x86 - Hardened binary 2 1% 484 100 sm0k 3
pas_valide ELF x86 - Hardened binary 3 1% 297 100 sm0k 1
pas_valide ELF x86 - Hardened binary 4 1% 334 100 sm0k 2
pas_valide LinKern MIPSel - Vulnerable ioctl 1% 35 100 pickle 0
pas_valide LinKern x64 - reentrant code 1% 126 100 franb 2
pas_valide ELF ARM - Heap format string bug 1% 65 105 franb 1
pas_valide ELF x64 - Sigreturn Oriented Programming 1% 204 105 Arod 4
pas_valide ELF ARM - Format String bug 1% 75 110 pickle 2
pas_valide ELF ARM - Use After Free 1% 77 110 pickle 0
pas_valide ELF x64 - Heap feng-shui 1% 56 110 laxa 2
pas_valide ELF x64 - Off-by-one bug 1% 110 110 NeedToLearn 2
pas_valide ELF x86 - Hardened binary 5 1% 257 110 sm0k 1
pas_valide LinKern ARM - Stack Overflow 1% 43 110 pickle 0
pas_valide LinKern x86 - basic ROP 1% 187 110 franb 2
pas_valide ELF ARM - Heap Off-by-One 1% 49 115 pickle 1
pas_valide ELF x64 - Remote Heap buffer overflow 1 1% 138 115 Tosh 3
pas_valide ELF x86 - Hardened binary 6 1% 238 115 sm0k 3
pas_valide ELF x86 - Hardened binary 7 1% 201 115 Tosh 3
pas_valide ELF x86 - Remote stack buffer overflow - Hardened 1% 122 115 franb 1
pas_valide LinKern x64 - RowHammer 1% 51 115 pickle 1
pas_valide LinKern x64 - SLUB off-by-one 1% 34 115 Tosh 1
pas_valide ELF ARM - Heap buffer overflow - Wilderness 1% 29 120 pickle 1
pas_valide ELF ARM - Heap Overflow 1% 36 120 pickle 1
pas_valide ELF x64 - Seccomp Whitelist 1% 44 120 pickle 0
pas_valide ELF x86 - Blind ROP 1% 102 120 franb 0
pas_valide Linkern x64 - Memory exploration 1% 81 120 franb 1
pas_valide WinKern x64 - Advanced stack buffer overflow - ROP 1% 15 120 __syscall, Synacktiv 1
pas_valide WinKern x64 - Use After Free 1% 9 120 __syscall, Synacktiv 0
pas_valide ELF x64 - Remote Heap buffer overflow 2 1% 103 130 Tosh, Fritz 1
pas_valide ELF x64 - Blind ROP 1% 72 135 franb 1
pas_valide ELF x64 - Browser exploit - BitString 1% 24 135 pickle 0