Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 20.04 LTS : OpenSSH vulnerabilities (USN-8804-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8804-1 advisory. Florian Kohnhuser discovered that OpenSSH incorrectly handled shell metacharacters in certain usernames. An attacker...