Opened Console > Actions > Software > Patch Remediation Center; highlighted APSB17-42, right-clicked and selected Download or Distribute Packages and found the process fails to download the individual Software Updates for this Software Bulletin.
Download failed for: https://fpdownload.macromedia.com/pub/flashplayer/pdc/126.96.36.199/install_flash_player_ax.exe
The remote server returned an error: (404) Not Found.
Failed to download Software Update Package 'install_flash_player_2800126_ax.exe' [df89f5ad-b18e-45c1-8588-00cd58d6967b].
This issue was resolved in PMImport release 7.2.123 on 1/18/2018.
Open the Console > Home > Patch Management Solution; Windows > Settings > MetaData Import Task: New Schedule > Now > OK as follows to download the current version: