Description
This evasion plugin inserts an ‘A’ and a backspace control character between dots which cancel each other when they are processed and some filters that match ‘../’ are bypassed. Example: Input: ‘../../etc/passwd’ Output: ‘.%41%08./.%41%08./etc/passwd’
Plugin type
Options
This plugin doesn’t have any user configured options.
Source
For more information about this plugin and the associated tests, there’s always the source code to understand exactly what’s under the hood:
Plugin source code
Unittest source code
Dependencies
This plugin has no dependencies.