Tham khảo tài liệu 'ethical hacking and countermeasures - phần 31', công nghệ thông tin, an ninh - bảo mật phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Ethical Hacking Windows Based Buffer Overflow Exploit Writing Buffer Overflow Computer programs usually allocate certain amount of space to store data during execution. This space is known as buffer A buffer overflow occurs when the amount of data is larger than the allocated buffer When that happened the data will overwrite memory area that followed the buffer EC-Council Copyright by Ec-Council All Rights reserved. Reproduction is strictly prohibited Stack overflow Function calls in C program usually pass parameter via stack A caller program will store parameters into stack before calling a function The function will then locate the parameters from the stack Stack also will contain return address so that the function can jump back to the caller program If we can submit data more than previously allocated space we can overflow the dedicated space and if we can overwrite the stack Copyright by Ec-Council EC-Council All Rights reserved. Reproduction is strictly .
