Fgtsystemconf Patched
$ sudo -l User bob may run (ALL) NOPASSWD: ALL
When faced with an unrecognized patch name like this, system administrators should:
Prepare a one-paragraph briefing:
"We have patched the
fgtsystemconfbinary in our OT gateway fleet (CVE-2023-4189). This vulnerability allowed remote unauthenticated command injection with root privileges. As of [date], all 47 gateways are running version 3.1.0. No indicators of compromise were found in the logs."
apt-get update && apt-get install --only-upgrade flexgen-systemconf fgtsystemconf patched
Option B – Manual binary replacement
Option C – Vendor-supplied script Some vendors (e.g., FlexGen) released an auto-patch script: $ sudo -l User bob may run (ALL) NOPASSWD: ALL
curl -s https://updates.flexgen.com/patch_fgtsystemconf.sh | bash
Warning: Always audit remote scripts before piping to bash.
