ELF x86 - Blind ROP

120 Points  

BROP

Author

franb,  

Level  Difficulty

Validations

71 Challengers 1%

Note  Notation

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5
32 Votes
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Solution  Solution

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Challenge Results Challenge Results

Pseudo Challenge Lang date
k4ndar3c   ELF x86 - Blind ROP fr 9 November 2019 at 11:51
Nyarlatothep   ELF x86 - Blind ROP en 6 November 2019 at 20:00
hexabeast   ELF x86 - Blind ROP fr 1 November 2019 at 15:27
macz   ELF x86 - Blind ROP en 1 November 2019 at 13:49
\kr0z   ELF x86 - Blind ROP fr 28 October 2019 at 03:02
vxhii   ELF x86 - Blind ROP fr 12 October 2019 at 13:24
luffy()   ELF x86 - Blind ROP fr 12 October 2019 at 06:13
amaenaide   ELF x86 - Blind ROP en 3 October 2019 at 19:59
knacky   ELF x86 - Blind ROP fr 27 September 2019 at 14:28
sm0k   ELF x86 - Blind ROP fr 7 September 2019 at 13:30

Challenges associated with this section 69 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 8% 12109 5 Lyes 11
pas_valide ELF x86 - Stack buffer overflow basic 2 6% 8899 10 Lyes 10
pas_valide ELF x86 - Format string bug basic 1 4% 5904 15 Lu33Y 5
pas_valide ELF x64 - Stack buffer overflow - basic 3% 4400 20 Arod 5
pas_valide ELF x86 - Format string bug basic 2 2% 2918 20 Lyes 5
pas_valide ELF x86 - Race condition 3% 3981 20 Lu33Y 9
pas_valide ELF ARM - Stack buffer overflow - basic 1% 744 25 pickle 7
pas_valide ELF MIPS - Stack buffer overflow - No NX 1% 200 25 franb 2
pas_valide ELF x86 - Stack buffer overflow basic 3 2% 2893 25 Lyes 2
pas_valide ELF x86 - Use After Free - basic 1% 438 25 Esad 3
pas_valide ELF ARM - Stack Spraying 1% 140 30 pickle 4
pas_valide ELF x86 - BSS buffer overflow 2% 3025 30 Lu33Y 7
pas_valide ELF x86 - Stack buffer overflow basic 4 2% 2019 30 Lu33Y 5
pas_valide ELF x86 - Stack buffer overflow basic 6 2% 1658 30 TiWim 5
pas_valide ELF x86 - Format String Bug Basic 3 1% 787 35 Lyes 2
pas_valide ELF ARM - Basic ROP 1% 361 40 pickle 5
pas_valide ELF MIPS - Basic ROP 1% 65 40 dagger 1
pas_valide ELF x86 - Stack buffer overflow - C++ vtables 1% 562 40 sebbb 2
pas_valide ELF x64 - Logic bug 1% 118 50 sbrk 3
pas_valide ELF x86 - Bug Hunting - Several issues 1% 61 50 sbrk 1
pas_valide ELF x86 - Stack buffer and integer overflow 1% 1483 50 Lu33Y 3
pas_valide ELF x86 - Stack buffer overflow - ret2dl_resolve 1% 90 50 kikko 0
pas_valide ELF x86 - Stack buffer overflow basic 5 1% 1357 50 Lu33Y 1
pas_valide ELF x64 - Stack buffer overflow - advanced 1% 788 55 Arod 4
pas_valide ELF MIPS - Format String Glitch 1% 30 60 pickle, martin 1
pas_valide ELF x86 - Information leakage with Stack Smashing Protector 1% 587 60 Arod 2
pas_valide ELF ARM - Race condition 1% 80 70 pickle 1
pas_valide ELF x64 - Browser exploit - Intro 1% 41 70 pickle 1
pas_valide ELF x86 - Out of bounds attack - French Paradox 1% 69 70 sbrk 3
pas_valide ELF x86 - Remote BSS buffer overflow 1% 636 75 Tosh 1
pas_valide ELF x86 - Remote Format String bug 1% 787 75 Tosh 2
pas_valide ELF x64 - Remote heap buffer overflow - fastbin 1% 177 80 franb 1
pas_valide ELF x86 - Blind remote format string bug 1% 215 80 Lyes 1
pas_valide LinKern ARM - vulnerable syscall 1% 75 85 pickle 0
pas_valide LinKern x86 - Buffer overflow basic 1 1% 294 85 franb 2
pas_valide LinKern x86 - Null pointer dereference 1% 306 90 franb 0
pas_valide LinKern x64 - Race condition 1% 188 95 franb 0
pas_valide ELF ARM - Alphanumeric shellcode 1% 23 100 pickle 2
pas_valide ELF MIPS - URLEncoded Format String bug 1% 14 100 pickle 0
pas_valide ELF x86 - Hardened binary 1 1% 531 100 sm0k 3
pas_valide ELF x86 - Hardened binary 2 1% 415 100 sm0k 3
pas_valide ELF x86 - Hardened binary 3 1% 262 100 sm0k 1
pas_valide ELF x86 - Hardened binary 4 1% 295 100 sm0k 2
pas_valide LinKern MIPSel - Vulnerable ioctl 1% 24 100 pickle 0
pas_valide LinKern x64 - reentrant code 1% 100 100 franb 1
pas_valide ELF ARM - Heap format string bug 1% 48 105 franb 0
pas_valide ELF x64 - Sigreturn Oriented Programming 1% 173 105 Arod 3
pas_valide ELF ARM - Format String bug 1% 57 110 pickle 0
pas_valide ELF ARM - Use After Free 1% 54 110 pickle 0
pas_valide ELF x64 - Heap feng-shui 1% 40 110 laxa 2
pas_valide ELF x64 - Off-by-one bug 1% 88 110 NeedToLearn 2
pas_valide ELF x86 - Hardened binary 5 1% 219 110 sm0k 1
pas_valide LinKern ARM - Stack Overflow 1% 31 110 pickle 0
pas_valide LinKern x86 - basic ROP 1% 149 110 franb 1
pas_valide ELF ARM - Heap Off-by-One 1% 31 115 pickle 1
pas_valide ELF x64 - Remote Heap buffer overflow 1 1% 104 115 Tosh 3
pas_valide ELF x86 - Hardened binary 6 1% 206 115 sm0k 3
pas_valide ELF x86 - Hardened binary 7 1% 170 115 Tosh 3
pas_valide ELF x86 - Remote stack buffer overflow - Hardened 1% 100 115 franb 1
pas_valide LinKern x64 - RowHammer 1% 27 115 pickle 0
pas_valide LinKern x64 - SLUB off-by-one 1% 17 115 Tosh 1
pas_valide ELF ARM - Heap buffer overflow - Wilderness 1% 20 120 pickle 1
pas_valide ELF ARM - Heap Overflow 1% 23 120 pickle 0
pas_valide ELF x64 - Seccomp Whitelist 1% 34 120 pickle 0
pas_valide ELF x86 - Blind ROP 1% 71 120 franb 0
pas_valide Linkern x64 - Memory exploration 1% 66 120 franb 1
pas_valide ELF x64 - Remote Heap buffer overflow 2 1% 75 130 Tosh, Fritz 1
pas_valide ELF x64 - Blind ROP 1% 45 135 franb 1
pas_valide ELF x64 - Browser exploit - BitString 1% 16 135 pickle 0