pip install https://github.com/cisagov/check-cve-2019-19781/releases/download/v1.0.1/cve_2019_19781-1.0.1-py3-none-any.whl

git clone https://github.com/cisagov/check-cve-2019-19781.git
cd check-cve-2019-19781
pip install -r requirements.txt

❱ cve-2019-19781 citrix.example.org

2020-01-10 22:11:46,312 WARNING citrix.example.org appears to be vulnerable.

❱ cve-2019-19781 --help

Check for the existence of CVE-2019-19781 on a host machine.

EXIT STATUS
    This utility exits with one of the following values:
    0   The host does not seem vulnerable
    1   Command was invoked incorrectly
    2   The host appears to be vulnerable
    >2  An error occurred.

For more information about this vulnerability see:
    https://nvd.nist.gov/vuln/detail/CVE-2019-19781

Usage:
  cve-2019-19781 [options] <host>
  cve-2019-19781 (-h | --help)

Options:
  -h --help              Show this message.
  --log-level=LEVEL      If specified, then the log level will be set to
                         the specified value.  Valid values are "debug", "info",
                         "warning", "error", and "critical". [default: info]
  -r --retries=count     Number of times to retry a failed connection attempt before
                         giving up. [default: 2]
  -t --timeout=seconds   Number of seconds to wait during each connection attempt.
                         [default: 10]