Identifying Services Through Banner Grabbing
Learn how to use banner grabbing to collect information about services running on a target system.
Introduction to banner grabbing
A vulnerability scanner can identify vulnerable applications by looking them up in a tool such as the National Vulnerability Database (NVD). The NVD is a free, publicly available repository of information on all publicly-reported vulnerabilities.
However, looking up an application in the NVD requires knowledge of the application’s name and version number. The ability to determine this is the secret sauce that makes vulnerability scanners ...