LinKern x86 - Null pointer dereference

90 Points  0x0

Gardez le controle

Auteur

franb,  

Niveau  Difficulté

Validations

343 Challengeurs 1%

Note  Notation

1
2
3
4
5
40 votes

Pour accéder à cette partie du site, veuillez vous authentifier

 1 Solution

Voir les solutions Proposer une solution

Résultats des challenges Résultats des challenges

Pseudonyme Epreuve Langue Date
Kkameleon   LinKern x86 - Null pointer dereference 12 juillet 2020 à 11:21
w0_   LinKern x86 - Null pointer dereference 28 juin 2020 à 01:08
switch   LinKern x86 - Null pointer dereference 19 juin 2020 à 14:45
Quanthor_ic   LinKern x86 - Null pointer dereference 11 juin 2020 à 17:25
rene-d   LinKern x86 - Null pointer dereference 28 mai 2020 à 20:04
n0n0   LinKern x86 - Null pointer dereference 28 mai 2020 à 17:55
Seraphfallenangel   LinKern x86 - Null pointer dereference 15 mai 2020 à 22:50
cgrenier   LinKern x86 - Null pointer dereference 9 mai 2020 à 17:29
H3r"tiik   LinKern x86 - Null pointer dereference 7 mai 2020 à 23:42
Maroi   LinKern x86 - Null pointer dereference 4 mai 2020 à 19:58

 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% 14310 5 Lyes 9
pas_valide ELF x86 - Stack buffer overflow basic 2 6% 10287 10 Lyes 6
pas_valide PE32 - Stack buffer overflow basic 1% 507 10 Ech0 6
pas_valide ELF x86 - Format string bug basic 1 4% 6723 15 Lu33Y 7
pas_valide ELF x64 - Stack buffer overflow - basic 3% 5078 20 Arod 9
pas_valide ELF x86 - Format string bug basic 2 2% 3334 20 Lyes 7
pas_valide ELF x86 - Race condition 3% 4579 20 Lu33Y 11
pas_valide ELF ARM - Stack buffer overflow - basic 1% 918 25 pickle 5
pas_valide ELF MIPS - Stack buffer overflow - No NX 1% 283 25 franb 4
pas_valide ELF x86 - Stack buffer overflow basic 3 2% 3348 25 Lyes 5
pas_valide ELF x86 - Use After Free - basic 1% 820 25 Esad 2
pas_valide PE32 - Stack buffer overflow avancé 1% 91 25 Ech0 5
pas_valide ELF ARM - Stack Spraying 1% 161 30 pickle 5
pas_valide ELF x86 - BSS buffer overflow 2% 3269 30 Lu33Y 7
pas_valide ELF x86 - Stack buffer overflow basic 4 2% 2168 30 Lu33Y 4
pas_valide ELF x86 - Stack buffer overflow basic 6 2% 1957 30 TiWim 6
pas_valide ELF x86 - Format String Bug Basic 3 1% 880 35 Lyes 8
pas_valide ELF ARM - Basic ROP 1% 462 40 pickle 4
pas_valide ELF MIPS - Basic ROP 1% 82 40 dagger 3
pas_valide ELF x86 - Stack buffer overflow - C++ vtables 1% 631 40 sebbb 7
pas_valide PE32+ Format string bug 1% 42 40 Ech0 2
pas_valide ELF x64 - Logic bug 1% 136 50 sbrk 4
pas_valide ELF x86 - Bug Hunting - Plusieurs problèmes 1% 69 50 sbrk 4
pas_valide ELF x86 - Stack buffer and integer overflow 1% 1560 50 Lu33Y 4
pas_valide ELF x86 - Stack buffer overflow - ret2dl_resolve 1% 133 50 kikko 2
pas_valide ELF x86 - Stack buffer overflow basic 5 1% 1435 50 Lu33Y 5
pas_valide ELF x64 - Stack buffer overflow - avancé 1% 915 55 Arod 10
pas_valide ELF MIPS - Format String Glitch 1% 37 60 pickle, martin 3
pas_valide ELF x86 - Information leakage with Stack Smashing Protector 1% 664 60 Arod 3
pas_valide ELF ARM - Race condition 1% 93 70 pickle 4
pas_valide ELF x64 - Browser exploit - Intro 1% 53 70 pickle 3
pas_valide ELF x86 - Out of bounds attack - French Paradox 1% 79 70 sbrk 4
pas_valide ELF x86 - Remote BSS buffer overflow 1% 658 75 Tosh 4
pas_valide ELF x86 - Remote Format String bug 1% 819 75 Tosh 5
pas_valide PE32+ Basic ROP 1% 18 75 Ech0 2
pas_valide ELF x64 - Remote heap buffer overflow - fastbin 1% 206 80 franb 2
pas_valide ELF x86 - Blind remote format string bug 1% 234 80 Lyes 6
pas_valide LinKern ARM - syscall vulnérable 1% 93 85 pickle 3
pas_valide LinKern x86 - Buffer overflow basic 1 1% 340 85 franb 5
pas_valide LinKern x86 - Null pointer dereference 1% 343 90 franb 1
pas_valide LinKern x64 - Race condition 1% 213 95 franb 1
pas_valide ELF ARM - Shellcode alphanumérique 1% 29 100 pickle 2
pas_valide ELF MIPS - URLEncoded Format String bug 1% 17 100 pickle 3
pas_valide ELF x86 - Hardened binary 1 1% 575 100 sm0k 8
pas_valide ELF x86 - Hardened binary 2 1% 456 100 sm0k 9
pas_valide ELF x86 - Hardened binary 3 1% 288 100 sm0k 5
pas_valide ELF x86 - Hardened binary 4 1% 318 100 sm0k 10
pas_valide LinKern MIPSel - Vulnerable ioctl 1% 32 100 pickle 1
pas_valide LinKern x64 - code réentrant 1% 110 100 franb 1
pas_valide ELF ARM - Heap format string bug 1% 55 105 franb 2
pas_valide ELF x64 - Sigreturn Oriented Programming 1% 190 105 Arod 6
pas_valide ELF ARM - Format String bug 1% 68 110 pickle 2
pas_valide ELF ARM - Use After Free 1% 65 110 pickle 1
pas_valide ELF x64 - Heap feng-shui 1% 51 110 laxa 2
pas_valide ELF x64 - Off-by-one bug 1% 97 110 NeedToLearn 3
pas_valide ELF x86 - Hardened binary 5 1% 245 110 sm0k 9
pas_valide LinKern ARM - Stack Overflow 1% 37 110 pickle 1
pas_valide LinKern x86 - basic ROP 1% 167 110 franb 5
pas_valide ELF ARM - Heap Off-by-One 1% 37 115 pickle 2
pas_valide ELF x64 - Remote Heap buffer overflow 1 1% 127 115 Tosh 3
pas_valide ELF x86 - Hardened binary 6 1% 229 115 sm0k 8
pas_valide ELF x86 - Hardened binary 7 1% 194 115 Tosh 7
pas_valide ELF x86 - Remote stack buffer overflow - Hardened 1% 115 115 franb 4
pas_valide LinKern x64 - RowHammer 1% 42 115 pickle 2
pas_valide LinKern x64 - SLUB off-by-one 1% 26 115 Tosh 0
pas_valide ELF ARM - Heap buffer overflow - Wilderness 1% 23 120 pickle 2
pas_valide ELF ARM - Heap Overflow 1% 25 120 pickle 1
pas_valide ELF x64 - Seccomp Whitelist 1% 38 120 pickle 2
pas_valide ELF x86 - Blind ROP 1% 92 120 franb 6
pas_valide Linkern x64 - Memory exploration 1% 75 120 franb 5
pas_valide WinKern x64 - Stack buffer overflow avancé - ROP 1% 8 120 __syscall, Synacktiv 2
pas_valide WinKern x64 - Use After Free 1% 5 120 __syscall, Synacktiv 1
pas_valide ELF x64 - Remote Heap buffer overflow 2 1% 94 130 Tosh, Fritz 2
pas_valide ELF x64 - Blind ROP 1% 61 135 franb 2
pas_valide ELF x64 - Browser exploit - BitString 1% 19 135 pickle 5