Buffer overflow Buffer overflow, or Buffer Overrun is a software error triggered when a program does not adequately control the amount of data that is copied over the buffer, if this amount exceeds the preassigned capacity, remaining bytes are stored in adjacent memory areas by overwriting its original content. This can be exploited by overwriting a fuction's return address to cause arbitrary code execution and allow access to a vulnerable system. c3el4.png This is an introductory article to buffer overflows. Bleeding Life is an example of a project containing buffer overflows that bypass ASLR and DEP for Windows 7. Buffer overflow requires a basic understanding of assembly and machine code. Special thanks to Teknical for his contributions to this article. Content 1 Description 2 Defenses 2.1 ASLR 2.2 DEP 2.3 Containers 2.4 Bypassin...
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