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% 5954 5 Lyes 11
pas_valide ELF x86 - Stack buffer overflow basic 2 7% 4593 10 Lyes 8
pas_valide ELF x86 - Format string bug basic 1 5% 3257 15 Lu33Y 3
pas_valide ELF x64 - Stack buffer overflow - basic 4% 2189 20 Arod 3
pas_valide ELF x86 - Format string bug basic 2 3% 1513 20 Lyes 5
pas_valide ELF x86 - Race condition 4% 2406 20 Lu33Y 7
pas_valide ELF ARM - Stack buffer overflow - basic 1% 220 25 pickle 4
pas_valide ELF x86 - Stack buffer overflow basic 3 3% 1581 25 Lyes 2
pas_valide ELF ARM - Stack Spraying 1% 54 30 pickle 2
pas_valide ELF x86 - BSS buffer overflow 4% 2145 30 Lu33Y 4
pas_valide ELF x86 - Stack buffer overflow basic 4 2% 1370 30 Lu33Y 4
pas_valide ELF x86 - Stack buffer overflow basic 6 2% 842 30 TiWim 4
pas_valide ELF x86 - Format String Bug Basic 3 1% 471 35 Lyes 2
pas_valide ELF ARM - Basic ROP 1% 99 40 pickle 2
pas_valide ELF x86 - Stack buffer overflow - C++ vtables 1% 341 40 sebbb 2
pas_valide ELF x64 - Logic bug 1% 36 50 sbrk 1
pas_valide ELF x86 - Stack buffer and integer overflow 2% 1104 50 Lu33Y 3
pas_valide ELF x86 - Stack buffer overflow basic 5 2% 1020 50 Lu33Y 1
pas_valide ELF x64 - Stack buffer overflow - advanced 1% 432 55 Arod 3
pas_valide ELF x86 - Information leakage with Stack Smashing Protector 1% 371 60 Arod 2
pas_valide ELF ARM - Race condition 1% 34 70 pickle 1
pas_valide ELF x86 - Out of bounds attack - French Paradox 1% 21 70 sbrk 1
pas_valide ELF x86 - Remote BSS buffer overflow 1% 503 75 Tosh 1
pas_valide ELF x86 - Remote Format String bug 1% 610 75 Tosh 2
pas_valide ELF x64 - Remote heap buffer overflow - fastbin 1% 70 80 franb 0
pas_valide ELF x86 - Blind remote format string bug 1% 142 80 Lyes 0
pas_valide LinKern ARM - vulnerable syscall 1% 28 85 pickle 0
pas_valide LinKern x86 - Buffer overflow basic 1 1% 178 85 franb 0
pas_valide LinKern x86 - Null pointer dereference 1% 180 90 franb 0
pas_valide LinKern x64 - Race condition 1% 120 95 franb 0
pas_valide ELF ARM - Alphanumeric shellcode 1% 12 100 pickle 1
pas_valide ELF x86 - Hardened binary 1 1% 381 100 sm0k 2
pas_valide ELF x86 - Hardened binary 2 1% 292 100 sm0k 2
pas_valide ELF x86 - Hardened binary 3 1% 188 100 sm0k 1
pas_valide ELF x86 - Hardened binary 4 1% 203 100 sm0k 1
pas_valide LinKern x64 - reentrant code 1% 74 100 franb 1
pas_valide ELF ARM - Heap format string bug 1% 19 105 franb 0
pas_valide ELF x64 - Sigreturn Oriented Programming 1% 102 105 Arod 0
pas_valide LinKern x86 - basic ROP 1% 81 110 franb 0
pas_valide ELF ARM - Format String bug 1% 26 110 pickle 0
pas_valide ELF ARM - Use After Free 1% 21 110 pickle 0
pas_valide ELF x64 - Heap feng-shui 1% 20 110 laxa 0
pas_valide ELF x64 - Off-by-one bug 1% 54 110 NeedToLearn 0
pas_valide ELF x86 - Hardened binary 5 1% 143 110 sm0k 1
pas_valide LinKern ARM - Stack Overflow 1% 11 110 pickle 0
pas_valide ELF ARM - Heap Off-by-One 1% 18 115 pickle 0
pas_valide ELF x64 - Remote Heap buffer overflow 1 1% 69 115 Tosh 1
pas_valide ELF x86 - Hardened binary 6 1% 133 115 sm0k 1
pas_valide ELF x86 - Hardened binary 7 1% 110 115 Tosh 2
pas_valide ELF x86 - Remote stack buffer overflow - Hardened 1% 49 115 franb 1
pas_valide ELF - Blind ROP 1% 33 120 franb 0
pas_valide ELF ARM - Heap buffer overflow - Wilderness 1% 13 120 pickle 0
pas_valide ELF ARM - Heap Overflow 1% 14 120 pickle 0
pas_valide ELF x64 - Seccomp Whitelist 1% 15 120 pickle 0
pas_valide Linkern x64 - Memory exploration 1% 38 120 franb 1
pas_valide ELF x64 - Remote Heap buffer overflow 2 1% 54 130 Tosh, Fritz 1