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 44 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% 4015 5 Lyes 10
pas_valide ELF x86 - Stack buffer overflow basic 2 7% 3113 10 Lyes 5
pas_valide ELF x86 - Format string bug basic 1 5% 2389 15 Lu33Y 2
pas_valide ELF x64 - Stack buffer overflow - basic 3% 1444 20 Arod 1
pas_valide ELF x86 - Format string bug basic 2 3% 1140 20 Lyes 4
pas_valide ELF x86 - Race condition 4% 1840 20 Lu33Y 6
pas_valide ELF ARM - Stack buffer overflow - basic 1% 43 25 pickle 0
pas_valide ELF x86 - Stack buffer overflow basic 3 3% 1137 25 Lyes 2
pas_valide ELF x86 - BSS buffer overflow 4% 1801 30 Lu33Y 4
pas_valide ELF x86 - Stack buffer overflow basic 4 3% 1126 30 Lu33Y 1
pas_valide ELF x86 - Stack buffer overflow basic 6 2% 586 30 TiWim 2
pas_valide ELF x86 - Format String Bug Basic 3 1% 367 35 Lyes 2
pas_valide ELF ARM - basic ROP 1% 25 40 pickle 0
pas_valide ELF x86 - Stack buffer overflow - C++ vtables 1% 252 40 sebbb 0
pas_valide ELF x86 - Stack buffer and integer overflow 2% 925 50 Lu33Y 2
pas_valide ELF x86 - Stack buffer overflow basic 5 2% 844 50 Lu33Y 1
pas_valide ELF x64 - Stack buffer overflow - advanced 1% 321 55 Arod 0
pas_valide ELF ARM - Alphanumeric shellcode 1% 3 60 pickle 0
pas_valide ELF x86 - Information leakage with Stack Smashing Protector 1% 263 60 Arod 2
pas_valide ELF x86 - Remote BSS buffer overflow 1% 437 75 Tosh 1
pas_valide ELF x86 - Remote Format String bug 2% 503 75 Tosh 1
pas_valide ELF x64 - Remote heap buffer overflow - fastbin 1% 28 80 franb 0
pas_valide ELF x86 - Blind remote format string bug 1% 120 80 Lyes 0
pas_valide LinKern x86 - Buffer overflow basic 1 1% 132 85 franb 0
pas_valide LinKern x86 - Null pointer dereference 1% 131 90 franb 0
pas_valide LinKern x64 - Race condition 1% 92 95 franb 0
pas_valide ELF x86 - Hardened binary 1 1% 326 100 sm0k 0
pas_valide ELF x86 - Hardened binary 2 1% 235 100 sm0k 0
pas_valide ELF x86 - Hardened binary 3 1% 166 100 sm0k 1
pas_valide ELF x86 - Hardened binary 4 1% 172 100 sm0k 0
pas_valide LinKern x64 - reentrant code 1% 65 100 franb 1
pas_valide ELF x64 - Sigreturn Oriented Programming 1% 76 105 Arod 0
pas_valide LinKern x86 - basic ROP 1% 57 110 franb 0
pas_valide ELF ARM - Remote Format String bug 1% 11 110 pickle 0
pas_valide ELF x64 - Off-by-one bug 1% 41 110 NeedToLearn 0
pas_valide ELF x86 - Hardened binary 5 1% 118 110 sm0k 1
pas_valide ELF ARM - Heap Off-by-One 1% 9 115 pickle 0
pas_valide ELF x64 - Remote Heap buffer overflow 1 1% 58 115 Tosh 1
pas_valide ELF x86 - Hardened binary 6 1% 114 115 sm0k 1
pas_valide ELF x86 - Hardened binary 7 1% 94 115 Tosh 2
pas_valide ELF x86 - Remote stack buffer overflow - Hardened 1% 35 115 franb 0
pas_valide ELF - Blind ROP 1% 23 120 franb 0
pas_valide Linkern x64 - Memory exploration 1% 30 120 franb 1
pas_valide ELF x64 - Remote Heap buffer overflow 2 1% 45 130 Tosh, Fritz 1