CVE-2017-3204: The Go SSH library (x/crypto/ssh) by default does not verify host keys, facilitating man-in-the-middle attacks. Default behavior changed in commit e4e2799 to require explicitly registering a hostkey verification mechanism.
Please fix it.
Last update: 2018-04-05
Standards version of the package is outdated.
The package should be updated to follow the last version of Debian Policy
(Standards-Version 4.1.4 instead of