The host is installed with OpenSSH 5.8 or earlier and is prone to a denial of service vulnerability. A flaw is present in the application,which fails to properly handle an issue in ssh_gssapi_parse_ename function in gss-serv.c. On successful exploitation, When gssapi-with-mic authentication is enabled, could allow remote authenticated users to cause a denial of service (memory consumption) via a large value in a certain length field.