this post was submitted on 23 Oct 2023
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One chestnut from my history in lottery game development:

While our security staff was incredibly tight and did a generally good job, oftentimes levels of paranoia were off the charts.

Once they went around hot gluing shut all of the "unnecessary" USB ports in our PCs under the premise of mitigating data theft via thumb drive, while ignoring that we were all Internet-connected and VPNs are a thing, also that every machine had a RW optical drive.

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[โ€“] [email protected] 30 points 10 months ago (1 children)

There was a server I inherited from colleagues who resigned, mostly static HTML serving. I would occasionally do a apt update && apt ugrade to keep nginx and so updated and installed certbot because IT told me that this static HTML site should be served via HTTPS, fair enough.

Then I went on parental leave and someone blocked all outgoing internet access from the server. Now certbot can't renew the certificate and I can't run apt. Then I got a ticket to update nginx and they told me to use SSH to copy the files needed.

[โ€“] [email protected] 2 points 10 months ago

They are sort of right but have implemented it terribly. Serving out a static webpage is pretty low on the "things that are exploitable" but it's still an entry point into the network (unless this is all internal then this gets a bit silly). What you need to do is get IT to set up a proxy and run apt/certbot through that proxy. It defends against some basic reverse shell techniques and gives you better control over the webhosts traffic. Even better would be to put a WAP and a basic load balancer in front of the webhost, AND proxy external communications.

Blocking updates/security services is dogshit though and usually is done by people that are a bit slow on the uptake. Basically they have completely missed the point of blocking external comms and created a way more massive risk in the process... They either need to politely corrected or shamed mercilessly if that doesn't work.

Good luck though! I'm just glad I'm not the one that has to deal with it.