WinKern x64 - Use After Free

120 Points  0x0

Reversez le driver, trouvez les vulnerabilités qu’il expose et exploitez les sur un système Windows 10, afin d’obtenir les privilèges SYSTEM

Auteur

__syscall, Synacktiv,  

Niveau  Difficulté

Validations

8 Challengeurs 1%

Note  Notation

1
2
3
4
5
16 votes

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 1 Solution

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Résultats des challenges Résultats des challenges

Pseudonyme Epreuve Langue Date
gwel   WinKern x64 - Use After Free 16 octobre 2020 à 22:55
hexabeast   WinKern x64 - Use After Free 9 octobre 2020 à 02:48
awe   WinKern x64 - Use After Free 10 septembre 2020 à 19:49
hyliad   WinKern x64 - Use After Free 11 mai 2020 à 09:55
kikko   WinKern x64 - Use After Free 21 avril 2020 à 17:54
Tomtombinary   WinKern x64 - Use After Free 3 avril 2020 à 18:20
BenK   WinKern x64 - Use After Free 28 mars 2020 à 19:19
macz   WinKern x64 - Use After Free 5 février 2020 à 14:01

 75 Challenges

Résultats Nom Validations Nombre de points  Explications sur les scores Difficulté  Difficulté Auteur Note  Notation Solution
pas_valide ELF x86 - Stack buffer overflow basic 1 8% 14903 5 Lyes 9
pas_valide ELF x86 - Stack buffer overflow basic 2 6% 10660 10 Lyes 6
pas_valide PE32 - Stack buffer overflow basic 1% 627 10 Ech0 6
pas_valide ELF x86 - Format string bug basic 1 4% 6928 15 Lu33Y 7
pas_valide ELF x64 - Stack buffer overflow - basic 3% 5269 20 Arod 9
pas_valide ELF x86 - Format string bug basic 2 2% 3465 20 Lyes 7
pas_valide ELF x86 - Race condition 3% 4745 20 Lu33Y 11
pas_valide ELF ARM - Stack buffer overflow - basic 1% 961 25 pickle 5
pas_valide ELF MIPS - Stack buffer overflow - No NX 1% 303 25 franb 4
pas_valide ELF x86 - Stack buffer overflow basic 3 2% 3466 25 Lyes 5
pas_valide ELF x86 - Use After Free - basic 1% 904 25 Esad 2
pas_valide ELF ARM - Stack Spraying 1% 169 30 pickle 5
pas_valide ELF x86 - BSS buffer overflow 2% 3345 30 Lu33Y 7
pas_valide ELF x86 - Stack buffer overflow basic 4 2% 2205 30 Lu33Y 4
pas_valide ELF x86 - Stack buffer overflow basic 6 2% 2026 30 TiWim 6
pas_valide ELF x86 - Format String Bug Basic 3 1% 906 35 Lyes 8
pas_valide PE32 - Stack buffer overflow avancé 1% 107 35 Ech0 5
pas_valide ELF ARM - Basic ROP 1% 486 40 pickle 4
pas_valide ELF MIPS - Basic ROP 1% 90 40 dagger 3
pas_valide ELF x86 - Stack buffer overflow - C++ vtables 1% 651 40 sebbb 7
pas_valide PE32+ Format string bug 1% 50 45 Ech0 2
pas_valide ELF x64 - Logic bug 1% 143 50 sbrk 4
pas_valide ELF x86 - Bug Hunting - Plusieurs problèmes 1% 73 50 sbrk 4
pas_valide ELF x86 - Stack buffer and integer overflow 1% 1586 50 Lu33Y 4
pas_valide ELF x86 - Stack buffer overflow - ret2dl_resolve 1% 145 50 kikko 2
pas_valide ELF x86 - Stack buffer overflow basic 5 1% 1454 50 Lu33Y 5
pas_valide ELF x64 - Stack buffer overflow - avancé 1% 949 55 Arod 10
pas_valide ELF MIPS - Format String Glitch 1% 40 60 pickle, martin 3
pas_valide ELF x86 - Information leakage with Stack Smashing Protector 1% 686 60 Arod 3
pas_valide ELF ARM - Race condition 1% 100 70 pickle 4
pas_valide ELF x64 - Browser exploit - Intro 1% 57 70 pickle 3
pas_valide ELF x86 - Out of bounds attack - French Paradox 1% 84 70 sbrk 4
pas_valide ELF x86 - Remote BSS buffer overflow 1% 670 75 Tosh 4
pas_valide ELF x86 - Remote Format String bug 1% 834 75 Tosh 5
pas_valide PE32+ Basic ROP 1% 22 75 Ech0 2
pas_valide ELF x64 - Remote heap buffer overflow - fastbin 1% 215 80 franb 2
pas_valide ELF x86 - Blind remote format string bug 1% 242 80 Lyes 6
pas_valide LinKern ARM - syscall vulnérable 1% 101 85 pickle 4
pas_valide LinKern x86 - Buffer overflow basic 1 1% 355 85 franb 5
pas_valide LinKern x86 - Null pointer dereference 1% 354 90 franb 1
pas_valide LinKern x64 - Race condition 1% 220 95 franb 1
pas_valide ELF ARM - Shellcode alphanumérique 1% 34 100 pickle 3
pas_valide ELF MIPS - URLEncoded Format String bug 1% 19 100 pickle 3
pas_valide ELF x86 - Hardened binary 1 1% 591 100 sm0k 8
pas_valide ELF x86 - Hardened binary 2 1% 472 100 sm0k 9
pas_valide ELF x86 - Hardened binary 3 1% 291 100 sm0k 5
pas_valide ELF x86 - Hardened binary 4 1% 323 100 sm0k 10
pas_valide LinKern MIPSel - Vulnerable ioctl 1% 33 100 pickle 1
pas_valide LinKern x64 - code réentrant 1% 116 100 franb 1
pas_valide ELF ARM - Heap format string bug 1% 61 105 franb 2
pas_valide ELF x64 - Sigreturn Oriented Programming 1% 196 105 Arod 6
pas_valide ELF ARM - Format String bug 1% 72 110 pickle 2
pas_valide ELF ARM - Use After Free 1% 72 110 pickle 1
pas_valide ELF x64 - Heap feng-shui 1% 54 110 laxa 2
pas_valide ELF x64 - Off-by-one bug 1% 104 110 NeedToLearn 3
pas_valide ELF x86 - Hardened binary 5 1% 250 110 sm0k 9
pas_valide LinKern ARM - Stack Overflow 1% 40 110 pickle 1
pas_valide LinKern x86 - basic ROP 1% 176 110 franb 5
pas_valide ELF ARM - Heap Off-by-One 1% 43 115 pickle 2
pas_valide ELF x64 - Remote Heap buffer overflow 1 1% 134 115 Tosh 3
pas_valide ELF x86 - Hardened binary 6 1% 233 115 sm0k 8
pas_valide ELF x86 - Hardened binary 7 1% 198 115 Tosh 7
pas_valide ELF x86 - Remote stack buffer overflow - Hardened 1% 119 115 franb 4
pas_valide LinKern x64 - RowHammer 1% 49 115 pickle 2
pas_valide LinKern x64 - SLUB off-by-one 1% 31 115 Tosh 0
pas_valide ELF ARM - Heap buffer overflow - Wilderness 1% 25 120 pickle 2
pas_valide ELF ARM - Heap Overflow 1% 33 120 pickle 2
pas_valide ELF x64 - Seccomp Whitelist 1% 39 120 pickle 2
pas_valide ELF x86 - Blind ROP 1% 96 120 franb 6
pas_valide Linkern x64 - Memory exploration 1% 78 120 franb 5
pas_valide WinKern x64 - Stack buffer overflow avancé - ROP 1% 11 120 __syscall, Synacktiv 2
pas_valide WinKern x64 - Use After Free 1% 8 120 __syscall, Synacktiv 1
pas_valide ELF x64 - Remote Heap buffer overflow 2 1% 101 130 Tosh, Fritz 2
pas_valide ELF x64 - Blind ROP 1% 66 135 franb 2
pas_valide ELF x64 - Browser exploit - BitString 1% 24 135 pickle 5