ELF x64 - Browser exploit - Intro

70 Points  0x0

Hack mah browser!

Author

pickle,  

Level  Difficulty

Validations

54 Challengers 1%

Note  Notation

1
2
3
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5
27 Votes

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 1 Solution

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Challenge Results Challenge Results

Pseudo Challenge Lang date
awe   ELF x64 - Browser exploit - Intro 28 July 2020 at 01:01
knacky   ELF x64 - Browser exploit - Intro 30 May 2020 at 16:06
df0   ELF x64 - Browser exploit - Intro 6 May 2020 at 16:54
Baptiste M. (Creased)   ELF x64 - Browser exploit - Intro 3 May 2020 at 18:28
nobodyisnobody   ELF x64 - Browser exploit - Intro 5 April 2020 at 18:09
so3   ELF x64 - Browser exploit - Intro 4 April 2020 at 09:44
voydstack   ELF x64 - Browser exploit - Intro 28 March 2020 at 20:06
schlecky   ELF x64 - Browser exploit - Intro 2 March 2020 at 20:25
hugow   ELF x64 - Browser exploit - Intro 5 January 2020 at 11:14
benoit   ELF x64 - Browser exploit - Intro 5 January 2020 at 10:51

 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% 14418 5 Lyes 11
pas_valide ELF x86 - Stack buffer overflow basic 2 6% 10366 10 Lyes 10
pas_valide PE32 - Stack buffer overflow basic 1% 534 10 Ech0 6
pas_valide ELF x86 - Format string bug basic 1 4% 6768 15 Lu33Y 5
pas_valide ELF x64 - Stack buffer overflow - basic 3% 5123 20 Arod 6
pas_valide ELF x86 - Format string bug basic 2 2% 3375 20 Lyes 5
pas_valide ELF x86 - Race condition 3% 4620 20 Lu33Y 9
pas_valide ELF ARM - Stack buffer overflow - basic 1% 929 25 pickle 7
pas_valide ELF MIPS - Stack buffer overflow - No NX 1% 286 25 franb 2
pas_valide ELF x86 - Stack buffer overflow basic 3 2% 3373 25 Lyes 3
pas_valide ELF x86 - Use After Free - basic 1% 840 25 Esad 3
pas_valide PE32 - Advanced stack buffer overflow 1% 94 25 Ech0 3
pas_valide ELF ARM - Stack Spraying 1% 163 30 pickle 4
pas_valide ELF x86 - BSS buffer overflow 2% 3282 30 Lu33Y 7
pas_valide ELF x86 - Stack buffer overflow basic 4 2% 2173 30 Lu33Y 5
pas_valide ELF x86 - Stack buffer overflow basic 6 2% 1967 30 TiWim 5
pas_valide ELF x86 - Format String Bug Basic 3 1% 887 35 Lyes 2
pas_valide ELF ARM - Basic ROP 1% 465 40 pickle 5
pas_valide ELF MIPS - Basic ROP 1% 82 40 dagger 1
pas_valide ELF x86 - Stack buffer overflow - C++ vtables 1% 635 40 sebbb 2
pas_valide PE32+ Format string bug 1% 44 40 Ech0 1
pas_valide ELF x64 - Logic bug 1% 136 50 sbrk 3
pas_valide ELF x86 - Bug Hunting - Several issues 1% 70 50 sbrk 1
pas_valide ELF x86 - Stack buffer and integer overflow 1% 1562 50 Lu33Y 3
pas_valide ELF x86 - Stack buffer overflow - ret2dl_resolve 1% 135 50 kikko 0
pas_valide ELF x86 - Stack buffer overflow basic 5 1% 1437 50 Lu33Y 1
pas_valide ELF x64 - Stack buffer overflow - advanced 1% 922 55 Arod 4
pas_valide ELF MIPS - Format String Glitch 1% 37 60 pickle, martin 1
pas_valide ELF x86 - Information leakage with Stack Smashing Protector 1% 667 60 Arod 2
pas_valide ELF ARM - Race condition 1% 94 70 pickle 1
pas_valide ELF x64 - Browser exploit - Intro 1% 54 70 pickle 1
pas_valide ELF x86 - Out of bounds attack - French Paradox 1% 80 70 sbrk 3
pas_valide ELF x86 - Remote BSS buffer overflow 1% 660 75 Tosh 1
pas_valide ELF x86 - Remote Format String bug 1% 821 75 Tosh 2
pas_valide PE32+ Basic ROP 1% 19 75 Ech0 0
pas_valide ELF x64 - Remote heap buffer overflow - fastbin 1% 208 80 franb 1
pas_valide ELF x86 - Blind remote format string bug 1% 235 80 Lyes 1
pas_valide LinKern ARM - vulnerable syscall 1% 97 85 pickle 0
pas_valide LinKern x86 - Buffer overflow basic 1 1% 340 85 franb 2
pas_valide LinKern x86 - Null pointer dereference 1% 343 90 franb 0
pas_valide LinKern x64 - Race condition 1% 214 95 franb 0
pas_valide ELF ARM - Alphanumeric shellcode 1% 29 100 pickle 2
pas_valide ELF MIPS - URLEncoded Format String bug 1% 17 100 pickle 0
pas_valide ELF x86 - Hardened binary 1 1% 577 100 sm0k 3
pas_valide ELF x86 - Hardened binary 2 1% 458 100 sm0k 3
pas_valide ELF x86 - Hardened binary 3 1% 289 100 sm0k 1
pas_valide ELF x86 - Hardened binary 4 1% 318 100 sm0k 2
pas_valide LinKern MIPSel - Vulnerable ioctl 1% 32 100 pickle 0
pas_valide LinKern x64 - reentrant code 1% 110 100 franb 1
pas_valide ELF ARM - Heap format string bug 1% 56 105 franb 0
pas_valide ELF x64 - Sigreturn Oriented Programming 1% 190 105 Arod 3
pas_valide ELF ARM - Format String bug 1% 68 110 pickle 1
pas_valide ELF ARM - Use After Free 1% 67 110 pickle 0
pas_valide ELF x64 - Heap feng-shui 1% 52 110 laxa 2
pas_valide ELF x64 - Off-by-one bug 1% 101 110 NeedToLearn 2
pas_valide ELF x86 - Hardened binary 5 1% 245 110 sm0k 1
pas_valide LinKern ARM - Stack Overflow 1% 37 110 pickle 0
pas_valide LinKern x86 - basic ROP 1% 167 110 franb 1
pas_valide ELF ARM - Heap Off-by-One 1% 38 115 pickle 1
pas_valide ELF x64 - Remote Heap buffer overflow 1 1% 128 115 Tosh 3
pas_valide ELF x86 - Hardened binary 6 1% 229 115 sm0k 3
pas_valide ELF x86 - Hardened binary 7 1% 194 115 Tosh 3
pas_valide ELF x86 - Remote stack buffer overflow - Hardened 1% 116 115 franb 1
pas_valide LinKern x64 - RowHammer 1% 42 115 pickle 1
pas_valide LinKern x64 - SLUB off-by-one 1% 27 115 Tosh 1
pas_valide ELF ARM - Heap buffer overflow - Wilderness 1% 24 120 pickle 1
pas_valide ELF ARM - Heap Overflow 1% 26 120 pickle 1
pas_valide ELF x64 - Seccomp Whitelist 1% 39 120 pickle 0
pas_valide ELF x86 - Blind ROP 1% 92 120 franb 0
pas_valide Linkern x64 - Memory exploration 1% 75 120 franb 1
pas_valide WinKern x64 - Advanced stack buffer overflow - ROP 1% 8 120 __syscall, Synacktiv 0
pas_valide WinKern x64 - Use After Free 1% 5 120 __syscall, Synacktiv 0
pas_valide ELF x64 - Remote Heap buffer overflow 2 1% 95 130 Tosh, Fritz 1
pas_valide ELF x64 - Blind ROP 1% 62 135 franb 1
pas_valide ELF x64 - Browser exploit - BitString 1% 19 135 pickle 0