Certified Ethical Hacker (CEH) Preparation Guide: Lesson-Based Review of Ethical Hacking and Penetration Testing

© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2021

A. SheikhCertified Ethical Hacker (CEH) Preparation Guidehttps://doi.org/10.1007/978-1-4842-7258-9_14

14. Buffer Overflow

Ahmed Sheikh¹  

(1)

Miami, FL, USA

 

When vulnerabilities exist, hackers can exploit flaws in computer networks. A person responsible for an organization’s network protection will have to patch vulnerable systems. It is also a good practice to shut down non-essential services running on systems. If systems are not properly managed or protected, they can be exploited by hackers. After cracking into a remote system, an attacker can take steps to entrench by setting up accounts and capturing and exfiltering information from the network. In this ...