ELF x64 - Remote heap buffer overflow - fastbin

80 Points  

2 be free

Author

franb,  

Level  Difficulty

Validations

85 Challengers 1%

Note  Notation

17 Votes
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Solution  Solution


Challenges associated with this section 57 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% 6778 5 Lyes 11
pas_valide ELF x86 - Stack buffer overflow basic 2 7% 5240 10 Lyes 8
pas_valide ELF x86 - Format string bug basic 1 5% 3629 15 Lu33Y 4
pas_valide ELF x64 - Stack buffer overflow - basic 4% 2518 20 Arod 4
pas_valide ELF x86 - Format string bug basic 2 3% 1727 20 Lyes 5
pas_valide ELF x86 - Race condition 4% 2658 20 Lu33Y 7
pas_valide ELF ARM - Stack buffer overflow - basic 1% 273 25 pickle 5
pas_valide ELF x86 - Stack buffer overflow basic 3 3% 1769 25 Lyes 2
pas_valide ELF ARM - Stack Spraying 1% 66 30 pickle 3
pas_valide ELF x86 - BSS buffer overflow 3% 2278 30 Lu33Y 4
pas_valide ELF x86 - Stack buffer overflow basic 4 2% 1486 30 Lu33Y 4
pas_valide ELF x86 - Stack buffer overflow basic 6 2% 967 30 TiWim 4
pas_valide ELF x86 - Format String Bug Basic 3 1% 514 35 Lyes 2
pas_valide ELF ARM - Basic ROP 1% 123 40 pickle 2
pas_valide ELF x86 - Stack buffer overflow - C++ vtables 1% 371 40 sebbb 2
pas_valide ELF x64 - Logic bug 1% 48 50 sbrk 1
pas_valide ELF x86 - Bug Hunting - Several issues 1% 13 50 sbrk 0
pas_valide ELF x86 - Stack buffer and integer overflow 2% 1172 50 Lu33Y 3
pas_valide ELF x86 - Stack buffer overflow basic 5 2% 1072 50 Lu33Y 1
pas_valide ELF x64 - Stack buffer overflow - advanced 1% 467 55 Arod 3
pas_valide ELF x86 - Information leakage with Stack Smashing Protector 1% 404 60 Arod 2
pas_valide ELF ARM - Race condition 1% 42 70 pickle 1
pas_valide ELF x86 - Out of bounds attack - French Paradox 1% 29 70 sbrk 1
pas_valide ELF x86 - Remote BSS buffer overflow 1% 530 75 Tosh 1
pas_valide ELF x86 - Remote Format String bug 1% 642 75 Tosh 2
pas_valide ELF x64 - Remote heap buffer overflow - fastbin 1% 85 80 franb 0
pas_valide ELF x86 - Blind remote format string bug 1% 153 80 Lyes 0
pas_valide LinKern ARM - vulnerable syscall 1% 42 85 pickle 0
pas_valide LinKern x86 - Buffer overflow basic 1 1% 195 85 franb 1
pas_valide LinKern x86 - Null pointer dereference 1% 198 90 franb 0
pas_valide LinKern x64 - Race condition 1% 133 95 franb 0
pas_valide ELF ARM - Alphanumeric shellcode 1% 13 100 pickle 1
pas_valide ELF x86 - Hardened binary 1 1% 393 100 sm0k 2
pas_valide ELF x86 - Hardened binary 2 1% 303 100 sm0k 2
pas_valide ELF x86 - Hardened binary 3 1% 197 100 sm0k 1
pas_valide ELF x86 - Hardened binary 4 1% 218 100 sm0k 1
pas_valide LinKern x64 - reentrant code 1% 77 100 franb 1
pas_valide ELF ARM - Heap format string bug 1% 25 105 franb 0
pas_valide ELF x64 - Sigreturn Oriented Programming 1% 117 105 Arod 2
pas_valide LinKern x86 - basic ROP 1% 100 110 franb 0
pas_valide ELF ARM - Format String bug 1% 34 110 pickle 0
pas_valide ELF ARM - Use After Free 1% 28 110 pickle 0
pas_valide ELF x64 - Heap feng-shui 1% 24 110 laxa 0
pas_valide ELF x64 - Off-by-one bug 1% 58 110 NeedToLearn 0
pas_valide ELF x86 - Hardened binary 5 1% 151 110 sm0k 1
pas_valide LinKern ARM - Stack Overflow 1% 14 110 pickle 0
pas_valide ELF ARM - Heap Off-by-One 1% 24 115 pickle 1
pas_valide ELF x64 - Remote Heap buffer overflow 1 1% 73 115 Tosh 1
pas_valide ELF x86 - Hardened binary 6 1% 141 115 sm0k 1
pas_valide ELF x86 - Hardened binary 7 1% 114 115 Tosh 2
pas_valide ELF x86 - Remote stack buffer overflow - Hardened 1% 52 115 franb 1
pas_valide ELF - Blind ROP 1% 36 120 franb 0
pas_valide ELF ARM - Heap buffer overflow - Wilderness 1% 15 120 pickle 0
pas_valide ELF ARM - Heap Overflow 1% 17 120 pickle 0
pas_valide ELF x64 - Seccomp Whitelist 1% 19 120 pickle 0
pas_valide Linkern x64 - Memory exploration 1% 42 120 franb 1
pas_valide ELF x64 - Remote Heap buffer overflow 2 1% 56 130 Tosh, Fritz 1