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CVE-2020-25538

Description

An authenticated attacker can inject malicious code into "lang" parameter in /uno/central.php file in CMSuno 1.6.2 and run this PHP code in the web page. In this way, attacker can takeover the control of the server.

POC

Reference

- http://packetstormsecurity.com/files/161162/CMSUno-1.6.2-Remote-Code-Execution.html

- https://fatihhcelik.blogspot.com/2020/09/cmsuno-162-remote-code-execution_30.html

Github

- https://github.com/ARPSyndicate/cvemon

- https://github.com/sec-it/CMSUno-RCE