diff -b -p -u -r1.192.2.3 -r1.192.2.4
--- kioslave/ftp/ftp.cc	15 Feb 2004 21:15:27 -0000	1.192.2.3
+++ kioslave/ftp/ftp.cc	26 Dec 2004 00:31:31 -0000	1.192.2.4
@@ -652,6 +652,14 @@ bool Ftp::ftpSendCmd( const QCString& cm
 {
   assert( sControl > 0 );
 
+  if ( cmd.find( '\r' ) != -1 || cmd.find( '\n' ) != -1)
+  {
+    kdWarning(7102) << "Invalid command received (contains CR or LF): "
+                    << cmd.data() << endl;
+    error( ERR_UNSUPPORTED_ACTION, m_host );
+    return false;
+  }
+
   QCString buf = cmd;
   buf += "\r\n";