Webshells

Webshells are web scripts (PHP/ASPX/etc.) that act as a control panel for the server running them. A webshell may be legitimately used by the administrator to perform actions on the server, such as:...
Updated Jun 23, 2022
Version 2.0
application security
ASM Advanced WAF
b374k
backdoor
c100
c99
local file include
r57
remote code execute
remote file include
zack's avatar
zack
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Jan 12, 2019

" If the webshell is already on the server, ASM will detect when the application tries to reach the file using LFI and prevent access. If the webshell is already on the server and part of the application, ASM will detect when a suspicious page is requested, and prevent that page from being displayed. "

 

Could you please elaborate these two examples and explain how ASM can be configured to do this?