ELF x86 - Stack buffer overflow basic 5

50 Points  

Please don’t smash me !

Author

Lu33Y,  

Level  Difficulty

Validations

1332 Challengers 1%

Note  Notation

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82 Votes
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Solution 1 Solution

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Challenge Results Challenge Results

Pseudo Challenge Lang date
macz   ELF x86 - Stack buffer overflow basic 5 en 17 September 2019 at 08:39
Samote   ELF x86 - Stack buffer overflow basic 5 fr 14 September 2019 at 18:59
namealias   ELF x86 - Stack buffer overflow basic 5 en 11 September 2019 at 14:48
MaxMaxRos   ELF x86 - Stack buffer overflow basic 5 fr 10 September 2019 at 19:16
2phi   ELF x86 - Stack buffer overflow basic 5 fr 4 September 2019 at 00:24
Forgiven   ELF x86 - Stack buffer overflow basic 5 fr 1 September 2019 at 19:39
Alice29   ELF x86 - Stack buffer overflow basic 5 en 28 August 2019 at 02:23
Chrys   ELF x86 - Stack buffer overflow basic 5 fr 27 August 2019 at 23:13
Slot   ELF x86 - Stack buffer overflow basic 5 fr 25 August 2019 at 03:57
FuzzTheWorld   ELF x86 - Stack buffer overflow basic 5 fr 24 August 2019 at 11:05

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% 11581 5 Lyes 11
pas_valide ELF x86 - Stack buffer overflow basic 2 6% 8577 10 Lyes 10
pas_valide ELF x86 - Format string bug basic 1 4% 5697 15 Lu33Y 5
pas_valide ELF x64 - Stack buffer overflow - basic 3% 4201 20 Arod 5
pas_valide ELF x86 - Format string bug basic 2 2% 2810 20 Lyes 5
pas_valide ELF x86 - Race condition 3% 3842 20 Lu33Y 8
pas_valide ELF ARM - Stack buffer overflow - basic 1% 704 25 pickle 7
pas_valide ELF MIPS - Stack buffer overflow - No NX 1% 178 25 franb 2
pas_valide ELF x86 - Stack buffer overflow basic 3 2% 2782 25 Lyes 2
pas_valide ELF x86 - Use After Free - basic 1% 326 25 Esad 2
pas_valide ELF ARM - Stack Spraying 1% 134 30 pickle 4
pas_valide ELF x86 - BSS buffer overflow 2% 2969 30 Lu33Y 6
pas_valide ELF x86 - Stack buffer overflow basic 4 2% 1981 30 Lu33Y 5
pas_valide ELF x86 - Stack buffer overflow basic 6 2% 1613 30 TiWim 4
pas_valide ELF x86 - Format String Bug Basic 3 1% 765 35 Lyes 2
pas_valide ELF ARM - Basic ROP 1% 334 40 pickle 5
pas_valide ELF MIPS - Basic ROP 1% 61 40 dagger 1
pas_valide ELF x86 - Stack buffer overflow - C++ vtables 1% 544 40 sebbb 2
pas_valide ELF x64 - Logic bug 1% 111 50 sbrk 3
pas_valide ELF x86 - Bug Hunting - Several issues 1% 58 50 sbrk 0
pas_valide ELF x86 - Stack buffer and integer overflow 1% 1456 50 Lu33Y 3
pas_valide ELF x86 - Stack buffer overflow - ret2dl_resolve 1% 78 50 kikko 0
pas_valide ELF x86 - Stack buffer overflow basic 5 1% 1332 50 Lu33Y 1
pas_valide ELF x64 - Stack buffer overflow - advanced 1% 760 55 Arod 4
pas_valide ELF MIPS - Format String Glitch 1% 25 60 pickle, martin 0
pas_valide ELF x86 - Information leakage with Stack Smashing Protector 1% 569 60 Arod 2
pas_valide ELF ARM - Race condition 1% 77 70 pickle 1
pas_valide ELF x64 - Browser exploit - Intro 1% 36 70 pickle 1
pas_valide ELF x86 - Out of bounds attack - French Paradox 1% 66 70 sbrk 3
pas_valide ELF x86 - Remote BSS buffer overflow 1% 625 75 Tosh 1
pas_valide ELF x86 - Remote Format String bug 1% 776 75 Tosh 2
pas_valide ELF x64 - Remote heap buffer overflow - fastbin 1% 172 80 franb 1
pas_valide ELF x86 - Blind remote format string bug 1% 212 80 Lyes 1
pas_valide LinKern ARM - vulnerable syscall 1% 73 85 pickle 0
pas_valide LinKern x86 - Buffer overflow basic 1 1% 278 85 franb 2
pas_valide LinKern x86 - Null pointer dereference 1% 288 90 franb 0
pas_valide LinKern x64 - Race condition 1% 183 95 franb 0
pas_valide ELF ARM - Alphanumeric shellcode 1% 23 100 pickle 2
pas_valide ELF MIPS - URLEncoded Format String bug 1% 11 100 pickle 0
pas_valide ELF x86 - Hardened binary 1 1% 513 100 sm0k 3
pas_valide ELF x86 - Hardened binary 2 1% 404 100 sm0k 3
pas_valide ELF x86 - Hardened binary 3 1% 255 100 sm0k 1
pas_valide ELF x86 - Hardened binary 4 1% 286 100 sm0k 2
pas_valide LinKern MIPSel - Vulnerable ioctl 1% 20 100 pickle 0
pas_valide LinKern x64 - reentrant code 1% 96 100 franb 1
pas_valide ELF ARM - Heap format string bug 1% 43 105 franb 0
pas_valide ELF x64 - Sigreturn Oriented Programming 1% 170 105 Arod 3
pas_valide ELF ARM - Format String bug 1% 53 110 pickle 0
pas_valide ELF ARM - Use After Free 1% 51 110 pickle 0
pas_valide ELF x64 - Heap feng-shui 1% 37 110 laxa 2
pas_valide ELF x64 - Off-by-one bug 1% 84 110 NeedToLearn 2
pas_valide ELF x86 - Hardened binary 5 1% 213 110 sm0k 1
pas_valide LinKern ARM - Stack Overflow 1% 30 110 pickle 0
pas_valide LinKern x86 - basic ROP 1% 143 110 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% 102 115 Tosh 3
pas_valide ELF x86 - Hardened binary 6 1% 199 115 sm0k 3
pas_valide ELF x86 - Hardened binary 7 1% 164 115 Tosh 3
pas_valide ELF x86 - Remote stack buffer overflow - Hardened 1% 94 115 franb 1
pas_valide LinKern x64 - RowHammer 1% 24 115 pickle 0
pas_valide LinKern x64 - SLUB off-by-one 1% 16 115 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% 62 120 franb 0
pas_valide Linkern x64 - Memory exploration 1% 63 120 franb 1
pas_valide ELF x64 - Remote Heap buffer overflow 2 1% 74 130 Tosh, Fritz 1
pas_valide ELF x64 - Blind ROP 1% 41 135 franb 1
pas_valide ELF x64 - Browser exploit - BitString 1% 15 135 pickle 0