App - System

These challenges will help you understand applicative vulnerabilities.

Login credentials are provided for different challenge, the goal is to obtain additional rights by exploiting program’s weaknesses and get a password to validate challs on the portal.

Prerequisite:
- GDB.
- Knowledges in ASM.
- Knowledges in C language.

Challenges associated with this section 57 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 9% 6438 5 Lyes 11
pas_valide ELF x86 - Stack buffer overflow basic 2 7% 4972 10 Lyes 8
pas_valide ELF x86 - Format string bug basic 1 5% 3491 15 Lu33Y 4
pas_valide ELF x64 - Stack buffer overflow - basic 4% 2380 20 Arod 4
pas_valide ELF x86 - Format string bug basic 2 3% 1648 20 Lyes 5
pas_valide ELF x86 - Race condition 4% 2550 20 Lu33Y 7
pas_valide ELF ARM - Stack buffer overflow - basic 1% 259 25 pickle 5
pas_valide ELF x86 - Stack buffer overflow basic 3 3% 1687 25 Lyes 2
pas_valide ELF ARM - Stack Spraying 1% 62 30 pickle 3
pas_valide ELF x86 - BSS buffer overflow 3% 2218 30 Lu33Y 4
pas_valide ELF x86 - Stack buffer overflow basic 4 2% 1439 30 Lu33Y 4
pas_valide ELF x86 - Stack buffer overflow basic 6 2% 926 30 TiWim 4
pas_valide ELF x86 - Format String Bug Basic 3 1% 497 35 Lyes 2
pas_valide ELF ARM - Basic ROP 1% 112 40 pickle 2
pas_valide ELF x86 - Stack buffer overflow - C++ vtables 1% 359 40 sebbb 2
pas_valide ELF x64 - Logic bug 1% 40 50 sbrk 1
pas_valide ELF x86 - Bug Hunting - Several issues 1% 2 50 sbrk 0
pas_valide ELF x86 - Stack buffer and integer overflow 2% 1144 50 Lu33Y 3
pas_valide ELF x86 - Stack buffer overflow basic 5 2% 1050 50 Lu33Y 1
pas_valide ELF x64 - Stack buffer overflow - advanced 1% 458 55 Arod 3
pas_valide ELF x86 - Information leakage with Stack Smashing Protector 1% 393 60 Arod 2
pas_valide ELF ARM - Race condition 1% 37 70 pickle 1
pas_valide ELF x86 - Out of bounds attack - French Paradox 1% 27 70 sbrk 1
pas_valide ELF x86 - Remote BSS buffer overflow 1% 520 75 Tosh 1
pas_valide ELF x86 - Remote Format String bug 1% 631 75 Tosh 2
pas_valide ELF x64 - Remote heap buffer overflow - fastbin 1% 80 80 franb 0
pas_valide ELF x86 - Blind remote format string bug 1% 146 80 Lyes 0
pas_valide LinKern ARM - vulnerable syscall 1% 39 85 pickle 0
pas_valide LinKern x86 - Buffer overflow basic 1 1% 188 85 franb 1
pas_valide LinKern x86 - Null pointer dereference 1% 193 90 franb 0
pas_valide LinKern x64 - Race condition 1% 129 95 franb 0
pas_valide ELF ARM - Alphanumeric shellcode 1% 12 100 pickle 1
pas_valide ELF x86 - Hardened binary 1 1% 387 100 sm0k 2
pas_valide ELF x86 - Hardened binary 2 1% 300 100 sm0k 2
pas_valide ELF x86 - Hardened binary 3 1% 194 100 sm0k 1
pas_valide ELF x86 - Hardened binary 4 1% 214 100 sm0k 1
pas_valide LinKern x64 - reentrant code 1% 77 100 franb 1
pas_valide ELF ARM - Heap format string bug 1% 22 105 franb 0
pas_valide ELF x64 - Sigreturn Oriented Programming 1% 112 105 Arod 2
pas_valide LinKern x86 - basic ROP 1% 96 110 franb 0
pas_valide ELF ARM - Format String bug 1% 29 110 pickle 0
pas_valide ELF ARM - Use After Free 1% 26 110 pickle 0
pas_valide ELF x64 - Heap feng-shui 1% 21 110 laxa 0
pas_valide ELF x64 - Off-by-one bug 1% 56 110 NeedToLearn 0
pas_valide ELF x86 - Hardened binary 5 1% 147 110 sm0k 1
pas_valide LinKern ARM - Stack Overflow 1% 12 110 pickle 0
pas_valide ELF ARM - Heap Off-by-One 1% 21 115 pickle 1
pas_valide ELF x64 - Remote Heap buffer overflow 1 1% 72 115 Tosh 1
pas_valide ELF x86 - Hardened binary 6 1% 136 115 sm0k 1
pas_valide ELF x86 - Hardened binary 7 1% 111 115 Tosh 2
pas_valide ELF x86 - Remote stack buffer overflow - Hardened 1% 51 115 franb 1
pas_valide ELF - Blind ROP 1% 34 120 franb 0
pas_valide ELF ARM - Heap buffer overflow - Wilderness 1% 14 120 pickle 0
pas_valide ELF ARM - Heap Overflow 1% 15 120 pickle 0
pas_valide ELF x64 - Seccomp Whitelist 1% 18 120 pickle 0
pas_valide Linkern x64 - Memory exploration 1% 41 120 franb 1
pas_valide ELF x64 - Remote Heap buffer overflow 2 1% 56 130 Tosh, Fritz 1