ELF x64 - Browser exploit - Intro

70 Points  0x0

Hack mah browser!

Author

pickle,  

Level  Difficulty

Validations

50 Challengers 1%

Note  Notation

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5
23 Votes

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 1 Solution

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Challenge Results Challenge Results

Pseudo Challenge Lang date
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
Laluka   ELF x64 - Browser exploit - Intro 2 January 2020 at 19:04
Mounhy   ELF x64 - Browser exploit - Intro 21 December 2019 at 08:43
ENOENT   ELF x64 - Browser exploit - Intro 25 November 2019 at 22:36
Tosh   ELF x64 - Browser exploit - Intro 1 November 2019 at 12:24

 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% 13573 5 Lyes 11
pas_valide ELF x86 - Stack buffer overflow basic 2 6% 9810 10 Lyes 10
pas_valide PE32 - Stack buffer overflow basic 1% 342 10 Ech0 4
pas_valide ELF x86 - Format string bug basic 1 4% 6421 15 Lu33Y 5
pas_valide ELF x64 - Stack buffer overflow - basic 3% 4841 20 Arod 6
pas_valide ELF x86 - Format string bug basic 2 2% 3180 20 Lyes 5
pas_valide ELF x86 - Race condition 3% 4386 20 Lu33Y 9
pas_valide ELF ARM - Stack buffer overflow - basic 1% 847 25 pickle 7
pas_valide ELF MIPS - Stack buffer overflow - No NX 1% 253 25 franb 2
pas_valide ELF x86 - Stack buffer overflow basic 3 2% 3189 25 Lyes 2
pas_valide ELF x86 - Use After Free - basic 1% 693 25 Esad 3
pas_valide PE32 - Advanced stack buffer overflow 1% 62 25 Ech0 2
pas_valide PE32+ Egg Hunter 1% 25 25 Ech0 1
pas_valide ELF ARM - Stack Spraying 1% 151 30 pickle 4
pas_valide ELF x86 - BSS buffer overflow 2% 3170 30 Lu33Y 7
pas_valide ELF x86 - Stack buffer overflow basic 4 2% 2109 30 Lu33Y 5
pas_valide ELF x86 - Stack buffer overflow basic 6 2% 1872 30 TiWim 5
pas_valide ELF x86 - Format String Bug Basic 3 1% 843 35 Lyes 2
pas_valide ELF ARM - Basic ROP 1% 423 40 pickle 5
pas_valide ELF MIPS - Basic ROP 1% 75 40 dagger 1
pas_valide ELF x86 - Stack buffer overflow - C++ vtables 1% 598 40 sebbb 2
pas_valide ELF x64 - Logic bug 1% 128 50 sbrk 3
pas_valide ELF x86 - Bug Hunting - Several issues 1% 66 50 sbrk 1
pas_valide ELF x86 - Stack buffer and integer overflow 1% 1524 50 Lu33Y 3
pas_valide ELF x86 - Stack buffer overflow - ret2dl_resolve 1% 112 50 kikko 0
pas_valide ELF x86 - Stack buffer overflow basic 5 1% 1394 50 Lu33Y 1
pas_valide ELF x64 - Stack buffer overflow - advanced 1% 868 55 Arod 4
pas_valide ELF MIPS - Format String Glitch 1% 36 60 pickle, martin 1
pas_valide ELF x86 - Information leakage with Stack Smashing Protector 1% 630 60 Arod 2
pas_valide ELF ARM - Race condition 1% 91 70 pickle 1
pas_valide ELF x64 - Browser exploit - Intro 1% 50 70 pickle 1
pas_valide ELF x86 - Out of bounds attack - French Paradox 1% 75 70 sbrk 3
pas_valide ELF x86 - Remote BSS buffer overflow 1% 652 75 Tosh 1
pas_valide ELF x86 - Remote Format String bug 1% 804 75 Tosh 2
pas_valide PE32+ Basic ROP 1% 8 75 Ech0 0
pas_valide ELF x64 - Remote heap buffer overflow - fastbin 1% 197 80 franb 1
pas_valide ELF x86 - Blind remote format string bug 1% 222 80 Lyes 1
pas_valide LinKern ARM - vulnerable syscall 1% 85 85 pickle 0
pas_valide LinKern x86 - Buffer overflow basic 1 1% 321 85 franb 2
pas_valide LinKern x86 - Null pointer dereference 1% 329 90 franb 0
pas_valide LinKern x64 - Race condition 1% 201 95 franb 0
pas_valide ELF ARM - Alphanumeric shellcode 1% 26 100 pickle 2
pas_valide ELF MIPS - URLEncoded Format String bug 1% 16 100 pickle 0
pas_valide ELF x86 - Hardened binary 1 1% 559 100 sm0k 3
pas_valide ELF x86 - Hardened binary 2 1% 443 100 sm0k 3
pas_valide ELF x86 - Hardened binary 3 1% 279 100 sm0k 1
pas_valide ELF x86 - Hardened binary 4 1% 314 100 sm0k 2
pas_valide LinKern MIPSel - Vulnerable ioctl 1% 29 100 pickle 0
pas_valide LinKern x64 - reentrant code 1% 108 100 franb 1
pas_valide ELF ARM - Heap format string bug 1% 50 105 franb 0
pas_valide ELF x64 - Sigreturn Oriented Programming 1% 180 105 Arod 3
pas_valide ELF ARM - Format String bug 1% 60 110 pickle 0
pas_valide ELF ARM - Use After Free 1% 58 110 pickle 0
pas_valide ELF x64 - Heap feng-shui 1% 45 110 laxa 2
pas_valide ELF x64 - Off-by-one bug 1% 91 110 NeedToLearn 2
pas_valide ELF x86 - Hardened binary 5 1% 239 110 sm0k 1
pas_valide LinKern ARM - Stack Overflow 1% 35 110 pickle 0
pas_valide LinKern x86 - basic ROP 1% 160 110 franb 1
pas_valide ELF ARM - Heap Off-by-One 1% 35 115 pickle 1
pas_valide ELF x64 - Remote Heap buffer overflow 1 1% 116 115 Tosh 3
pas_valide ELF x86 - Hardened binary 6 1% 220 115 sm0k 3
pas_valide ELF x86 - Hardened binary 7 1% 186 115 Tosh 3
pas_valide ELF x86 - Remote stack buffer overflow - Hardened 1% 105 115 franb 1
pas_valide LinKern x64 - RowHammer 1% 36 115 pickle 1
pas_valide LinKern x64 - SLUB off-by-one 1% 23 115 Tosh 1
pas_valide ELF ARM - Heap buffer overflow - Wilderness 1% 23 120 pickle 1
pas_valide ELF ARM - Heap Overflow 1% 25 120 pickle 1
pas_valide ELF x64 - Seccomp Whitelist 1% 36 120 pickle 0
pas_valide ELF x86 - Blind ROP 1% 82 120 franb 0
pas_valide Linkern x64 - Memory exploration 1% 71 120 franb 1
pas_valide WinKern x64 - Advanced stack buffer overflow - ROP 1% 4 120 __syscall, Synacktiv 0
pas_valide WinKern x64 - Use After Free 1% 3 120 __syscall, Synacktiv 0
pas_valide ELF x64 - Remote Heap buffer overflow 2 1% 82 130 Tosh, Fritz 1
pas_valide ELF x64 - Blind ROP 1% 50 135 franb 1
pas_valide ELF x64 - Browser exploit - BitString 1% 17 135 pickle 0