Dropbear
Dropbear is a software package written by Matt Johnston that provides a Secure Shell-compatible server and client. It is designed as a replacement for standard OpenSSH for environments with low memory and processor resources, such as embedded systems. It is a core component of OpenWrt and other router distributions.
Vulnerabilities
Listed vulnerabilities are either integrated in SSH-MITM or were discovered by Manfred Kaiser (AUT-milCERT).
For a full list you should use cvedetails.com