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 56 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% 5411 5 Lyes 11
pas_valide ELF x86 - Stack buffer overflow basic 2 7% 4189 10 Lyes 8
pas_valide ELF x86 - Format string bug basic 1 5% 3022 15 Lu33Y 3
pas_valide ELF x64 - Stack buffer overflow - basic 4% 1995 20 Arod 3
pas_valide ELF x86 - Format string bug basic 2 3% 1414 20 Lyes 5
pas_valide ELF x86 - Race condition 4% 2255 20 Lu33Y 7
pas_valide ELF ARM - Stack buffer overflow - basic 1% 191 25 pickle 4
pas_valide ELF x86 - Stack buffer overflow basic 3 3% 1480 25 Lyes 2
pas_valide ELF ARM - Stack Spraying 1% 44 30 pickle 1
pas_valide ELF x86 - BSS buffer overflow 4% 2063 30 Lu33Y 4
pas_valide ELF x86 - Stack buffer overflow basic 4 3% 1316 30 Lu33Y 4
pas_valide ELF x86 - Stack buffer overflow basic 6 2% 775 30 TiWim 4
pas_valide ELF x86 - Format String Bug Basic 3 1% 459 35 Lyes 2
pas_valide ELF ARM - Basic ROP 1% 89 40 pickle 2
pas_valide ELF x86 - Stack buffer overflow - C++ vtables 1% 325 40 sebbb 2
pas_valide ELF x64 - Logic bug 1% 23 50 sbrk 1
pas_valide ELF x86 - Stack buffer and integer overflow 2% 1072 50 Lu33Y 3
pas_valide ELF x86 - Stack buffer overflow basic 5 2% 987 50 Lu33Y 1
pas_valide ELF x64 - Stack buffer overflow - advanced 1% 409 55 Arod 3
pas_valide ELF x86 - Information leakage with Stack Smashing Protector 1% 350 60 Arod 2
pas_valide ELF ARM - Race condition 1% 27 70 pickle 0
pas_valide ELF x86 - Out of bounds attack - French Paradox 1% 6 70 sbrk 1
pas_valide ELF x86 - Remote BSS buffer overflow 1% 494 75 Tosh 1
pas_valide ELF x86 - Remote Format String bug 1% 594 75 Tosh 2
pas_valide ELF x64 - Remote heap buffer overflow - fastbin 1% 54 80 franb 0
pas_valide ELF x86 - Blind remote format string bug 1% 138 80 Lyes 0
pas_valide LinKern ARM - vulnerable syscall 1% 25 85 pickle 0
pas_valide LinKern x86 - Buffer overflow basic 1 1% 153 85 franb 0
pas_valide LinKern x86 - Null pointer dereference 1% 153 90 franb 0
pas_valide LinKern x64 - Race condition 1% 104 95 franb 0
pas_valide ELF ARM - Alphanumeric shellcode 1% 7 100 pickle 1
pas_valide ELF x86 - Hardened binary 1 1% 369 100 sm0k 2
pas_valide ELF x86 - Hardened binary 2 1% 280 100 sm0k 1
pas_valide ELF x86 - Hardened binary 3 1% 179 100 sm0k 1
pas_valide ELF x86 - Hardened binary 4 1% 197 100 sm0k 1
pas_valide LinKern x64 - reentrant code 1% 71 100 franb 1
pas_valide ELF ARM - Heap format string bug 1% 18 105 franb 0
pas_valide ELF x64 - Sigreturn Oriented Programming 1% 92 105 Arod 0
pas_valide LinKern x86 - basic ROP 1% 71 110 franb 0
pas_valide ELF ARM - Format String bug 1% 23 110 pickle 0
pas_valide ELF ARM - Use After Free 1% 20 110 pickle 0
pas_valide ELF x64 - Heap feng-shui 1% 15 110 laxa 0
pas_valide ELF x64 - Off-by-one bug 1% 47 110 NeedToLearn 0
pas_valide ELF x86 - Hardened binary 5 1% 134 110 sm0k 1
pas_valide LinKern ARM - Stack Overflow 1% 10 110 pickle 0
pas_valide ELF ARM - Heap Off-by-One 1% 17 115 pickle 0
pas_valide ELF x64 - Remote Heap buffer overflow 1 1% 67 115 Tosh 1
pas_valide ELF x86 - Hardened binary 6 1% 127 115 sm0k 1
pas_valide ELF x86 - Hardened binary 7 1% 105 115 Tosh 2
pas_valide ELF x86 - Remote stack buffer overflow - Hardened 1% 43 115 franb 1