Published at LXer:
Internet servers (such as Web, email, and ftp servers) have been the target for different kinds of attacks aiming to disable them from providing services to their respective users. One particular exploit, which has become almost ubiquitous in the last several years, is the buffer overflow exploit. While the exploit requires particularly arcane and detailed knowledge of both assembly language and, in some cases, operating system interface details, once someone has coded an exploit and published it, anyone can use it. The results of these exploits provide interactive command shells on UNIX and Linux systems and the ability to upload and execute arbitrary programs on Windows systems.
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