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 55 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% 5240 5 Lyes 11
pas_valide ELF x86 - Stack buffer overflow basic 2 7% 4063 10 Lyes 8
pas_valide ELF x86 - Format string bug basic 1 5% 2943 15 Lu33Y 3
pas_valide ELF x64 - Stack buffer overflow - basic 4% 1912 20 Arod 3
pas_valide ELF x86 - Format string bug basic 2 3% 1374 20 Lyes 5
pas_valide ELF x86 - Race condition 4% 2192 20 Lu33Y 7
pas_valide ELF ARM - Stack buffer overflow - basic 1% 164 25 pickle 2
pas_valide ELF x86 - Stack buffer overflow basic 3 3% 1440 25 Lyes 2
pas_valide ELF ARM - Stack Spraying 1% 38 30 pickle 1
pas_valide ELF x86 - BSS buffer overflow 4% 2041 30 Lu33Y 4
pas_valide ELF x86 - Stack buffer overflow basic 4 3% 1300 30 Lu33Y 4
pas_valide ELF x86 - Stack buffer overflow basic 6 2% 754 30 TiWim 4
pas_valide ELF x86 - Format String Bug Basic 3 1% 445 35 Lyes 2
pas_valide ELF ARM - Basic ROP 1% 77 40 pickle 1
pas_valide ELF x86 - Stack buffer overflow - C++ vtables 1% 314 40 sebbb 2
pas_valide ELF x64 - Logic bug 1% 20 50 sbrk 1
pas_valide ELF x86 - Stack buffer and integer overflow 2% 1062 50 Lu33Y 3
pas_valide ELF x86 - Stack buffer overflow basic 5 2% 980 50 Lu33Y 1
pas_valide ELF x64 - Stack buffer overflow - advanced 1% 403 55 Arod 3
pas_valide ELF x86 - Information leakage with Stack Smashing Protector 1% 346 60 Arod 2
pas_valide ELF ARM - Race condition 1% 25 70 pickle 0
pas_valide ELF x86 - Remote BSS buffer overflow 1% 490 75 Tosh 1
pas_valide ELF x86 - Remote Format String bug 1% 590 75 Tosh 2
pas_valide ELF x64 - Remote heap buffer overflow - fastbin 1% 52 80 franb 0
pas_valide ELF x86 - Blind remote format string bug 1% 136 80 Lyes 0
pas_valide LinKern ARM - vulnerable syscall 1% 24 85 pickle 0
pas_valide LinKern x86 - Buffer overflow basic 1 1% 148 85 franb 0
pas_valide LinKern x86 - Null pointer dereference 1% 149 90 franb 0
pas_valide LinKern x64 - Race condition 1% 103 95 franb 0
pas_valide ELF ARM - Alphanumeric shellcode 1% 7 100 pickle 1
pas_valide ELF x86 - Hardened binary 1 1% 361 100 sm0k 1
pas_valide ELF x86 - Hardened binary 2 1% 272 100 sm0k 0
pas_valide ELF x86 - Hardened binary 3 1% 179 100 sm0k 1
pas_valide ELF x86 - Hardened binary 4 1% 191 100 sm0k 1
pas_valide LinKern x64 - reentrant code 1% 71 100 franb 1
pas_valide ELF ARM - Heap format string bug 1% 16 105 franb 0
pas_valide ELF x64 - Sigreturn Oriented Programming 1% 87 105 Arod 0
pas_valide LinKern x86 - basic ROP 1% 67 110 franb 0
pas_valide ELF ARM - Format String bug 1% 22 110 pickle 0
pas_valide ELF ARM - Use After Free 1% 17 110 pickle 0
pas_valide ELF x64 - Heap feng-shui 1% 9 110 laxa 0
pas_valide ELF x64 - Off-by-one bug 1% 47 110 NeedToLearn 0
pas_valide ELF x86 - Hardened binary 5 1% 130 110 sm0k 1
pas_valide LinKern ARM - Stack Overflow 1% 9 110 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% 65 115 Tosh 1
pas_valide ELF x86 - Hardened binary 6 1% 122 115 sm0k 1
pas_valide ELF x86 - Hardened binary 7 1% 103 115 Tosh 2
pas_valide ELF x86 - Remote stack buffer overflow - Hardened 1% 42 115 franb 1
pas_valide ELF - Blind ROP 1% 29 120 franb 0