ELF x86 - Bug Hunting - Several issues

50 Points  

An exceptional salary?

Author

sbrk,  

Level  Difficulty

Validations

39 Challengers 1%

Note  Notation

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30 Votes
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Solution  Solution

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Challenge Results Challenge Results

Pseudo Challenge Lang date
govlog   ELF x86 - Bug Hunting - Plusieurs problèmes fr 11 February 2019 at 10:58
Nyarlatothep   ELF x86 - Bug Hunting - Several issues en 5 January 2019 at 08:39
df0   ELF x86 - Bug Hunting - Plusieurs problèmes fr 31 December 2018 at 14:50
Kaname   ELF x86 - Bug Hunting - Plusieurs problèmes fr 26 December 2018 at 12:41
vladvis   ELF x86 - Bug Hunting - Several issues en 10 December 2018 at 23:43
Ech0   ELF x86 - Bug Hunting - Plusieurs problèmes fr 22 November 2018 at 11:38
sm0k   ELF x86 - Bug Hunting - Plusieurs problèmes fr 20 November 2018 at 14:49
Eseris   ELF x86 - Bug Hunting - Plusieurs problèmes fr 19 August 2018 at 01:15
christrc   ELF x86 - Bug Hunting - Plusieurs problèmes fr 15 August 2018 at 12:24
icecube27   ELF x86 - Bug Hunting - Several issues en 7 August 2018 at 11:54

Challenges associated with this section 65 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% 9870 5 Lyes 11
pas_valide ELF x86 - Stack buffer overflow basic 2 7% 7482 10 Lyes 10
pas_valide ELF x86 - Format string bug basic 1 5% 4996 15 Lu33Y 4
pas_valide ELF x64 - Stack buffer overflow - basic 3% 3573 20 Arod 4
pas_valide ELF x86 - Format string bug basic 2 3% 2434 20 Lyes 5
pas_valide ELF x86 - Race condition 3% 3384 20 Lu33Y 8
pas_valide ELF ARM - Stack buffer overflow - basic 1% 480 25 pickle 7
pas_valide ELF MIPS - Stack buffer overflow - No NX 1% 85 25 franb 1
pas_valide ELF x86 - Stack buffer overflow basic 3 2% 2379 25 Lyes 2
pas_valide ELF ARM - Stack Spraying 1% 112 30 pickle 3
pas_valide ELF x86 - BSS buffer overflow 3% 2730 30 Lu33Y 6
pas_valide ELF x86 - Stack buffer overflow basic 4 2% 1785 30 Lu33Y 4
pas_valide ELF x86 - Stack buffer overflow basic 6 2% 1352 30 TiWim 4
pas_valide ELF x86 - Format String Bug Basic 3 1% 652 35 Lyes 2
pas_valide ELF ARM - Basic ROP 1% 206 40 pickle 4
pas_valide ELF MIPS - Basic ROP 1% 36 40 dagger 1
pas_valide ELF x86 - Stack buffer overflow - C++ vtables 1% 454 40 sebbb 2
pas_valide ELF x64 - Logic bug 1% 88 50 sbrk 2
pas_valide ELF x86 - Bug Hunting - Several issues 1% 39 50 sbrk 0
pas_valide ELF x86 - Stack buffer and integer overflow 2% 1348 50 Lu33Y 3
pas_valide ELF x86 - Stack buffer overflow basic 5 2% 1242 50 Lu33Y 1
pas_valide ELF x64 - Stack buffer overflow - advanced 1% 612 55 Arod 3
pas_valide ELF MIPS - Format String Glitch 1% 15 60 pickle, martin 0
pas_valide ELF x86 - Information leakage with Stack Smashing Protector 1% 500 60 Arod 2
pas_valide ELF ARM - Race condition 1% 67 70 pickle 1
pas_valide ELF x64 - Browser exploit - Intro 1% 26 70 pickle 1
pas_valide ELF x86 - Out of bounds attack - French Paradox 1% 55 70 sbrk 2
pas_valide ELF x86 - Remote BSS buffer overflow 1% 601 75 Tosh 1
pas_valide ELF x86 - Remote Format String bug 1% 729 75 Tosh 2
pas_valide ELF x64 - Remote heap buffer overflow - fastbin 1% 146 80 franb 1
pas_valide ELF x86 - Blind remote format string bug 1% 188 80 Lyes 1
pas_valide LinKern ARM - vulnerable syscall 1% 56 85 pickle 0
pas_valide LinKern x86 - Buffer overflow basic 1 1% 242 85 franb 2
pas_valide LinKern x86 - Null pointer dereference 1% 252 90 franb 0
pas_valide LinKern x64 - Race condition 1% 162 95 franb 0
pas_valide ELF ARM - Alphanumeric shellcode 1% 20 100 pickle 2
pas_valide ELF MIPS - URLEncoded Format String bug 1% 6 100 pickle 0
pas_valide ELF x86 - Hardened binary 1 1% 462 100 sm0k 2
pas_valide ELF x86 - Hardened binary 2 1% 367 100 sm0k 2
pas_valide ELF x86 - Hardened binary 3 1% 233 100 sm0k 1
pas_valide ELF x86 - Hardened binary 4 1% 262 100 sm0k 2
pas_valide LinKern MIPSel - Vulnerable ioctl 1% 12 100 pickle 0
pas_valide LinKern x64 - reentrant code 1% 85 100 franb 1
pas_valide ELF ARM - Heap format string bug 1% 36 105 franb 0
pas_valide ELF x64 - Sigreturn Oriented Programming 1% 157 105 Arod 2
pas_valide LinKern x86 - basic ROP 1% 125 110 franb 1
pas_valide ELF ARM - Format String bug 1% 42 110 pickle 0
pas_valide ELF ARM - Use After Free 1% 39 110 pickle 0
pas_valide ELF x64 - Heap feng-shui 1% 31 110 laxa 2
pas_valide ELF x64 - Off-by-one bug 1% 79 110 NeedToLearn 1
pas_valide ELF x86 - Hardened binary 5 1% 189 110 sm0k 1
pas_valide LinKern ARM - Stack Overflow 1% 21 110 pickle 0
pas_valide ELF ARM - Heap Off-by-One 1% 28 115 pickle 1
pas_valide ELF x64 - Remote Heap buffer overflow 1 1% 91 115 Tosh 2
pas_valide ELF x86 - Hardened binary 6 1% 180 115 sm0k 3
pas_valide ELF x86 - Hardened binary 7 1% 149 115 Tosh 2
pas_valide ELF x86 - Remote stack buffer overflow - Hardened 1% 75 115 franb 1
pas_valide ELF ARM - Heap buffer overflow - Wilderness 1% 18 120 pickle 1
pas_valide ELF ARM - Heap Overflow 1% 21 120 pickle 0
pas_valide ELF x64 - Seccomp Whitelist 1% 29 120 pickle 0
pas_valide ELF x86 - Blind ROP 1% 53 120 franb 0
pas_valide Linkern x64 - Memory exploration 1% 52 120 franb 1
pas_valide ELF x64 - Remote Heap buffer overflow 2 1% 68 130 Tosh, Fritz 1
pas_valide ELF x64 - Blind ROP 1% 31 135 franb 1
pas_valide ELF x64 - Browser exploit - BitString 1% 7 135 pickle 0