nanog mailing list archives

Re: AWS WAF list


From: joel () joelesler net
Date: Tue, 20 Feb 2024 17:15:31 -0500

There are other WAF lists available on AWS besides their native one.  Ones that have support.

On Feb 20, 2024, at 16:18, George Herbert <george.herbert () gmail com> wrote:

This is terrible advice, but you might need another netblock for the eyeballs.  Possibly a small one with enterprise 
NAT, but something outside the AWS list ranges...


-George

On Mon, Feb 19, 2024 at 7:35 PM Justin H. <justindh.ml () gmail com <mailto:justindh.ml () gmail com>> wrote:
That matches my experience with these types of problems in the past.  
Especially when the end-users don't have a process for white-listing.  
We actually got a response from one WAF user to "connect to another 
network to log in, then you should be able to use the site, because it's 
just the login page that's protected".

I am working with someone off-list, so I have hope this can be resolved 
without account gymnastics. :)

Justin H.

Owen DeLong wrote:
The whole situation with these WAF as a service setups is a nightmare for the affected (afflicted) parties.

I saw this problem from both sides when I was at Akamai. It’s not great from the service provider side, but it’s 
an absolute shit show for anyone on the wrong side of a block. There’s no accountability or process for redress of 
errors whatsoever. The impacted party isn’t a customer of the WAF publisher, so they cant get any traction there. 
The WAF subscriber blindly applies the WAF and it’s virtually impossible to track down anyone there who even knows 
that they subscribe to such a thing, let alone get them to take useful action.

Best of luck.  The only thing I saw that worked while I was at Akamai was a few entities subscribed to the WAF 
service and then complained about getting blocked from their own web sites. Since they were then Akamai WAF 
customers, they could get Akamai to take action.

Crazy.

Owen


On Feb 16, 2024, at 09:19, Justin H. <justindh.ml () gmail com <mailto:justindh.ml () gmail com>> wrote:

Justin H. wrote:
Hello,

We found out recently that we are on the HostingProviderIPList (found here 
https://docs.aws.amazon.com/waf/latest/developerguide/aws-managed-rule-groups-ip-rep.html) at AWS and it's 
affecting our customers' access to various websites.  We are a datacenter, and a hosting provider, but we have 
plenty of enterprise customers with eyeballs.

We're finding it difficult to find a technical contact that we can reach since we're not an AWS customer.  Does 
anyone have a contact or advice on a solution?
Sadly we're not getting any traction from standard AWS support, and end users of the WAF list like Reddit and 
Eventbrite are refusing to whitelist anyone.  Does anyone have any AWS contacts that might be able to assist?  
Our enterprise customers are becoming more and more impacted.

Justin H.



--
-george william herbert
george.herbert () gmail com <mailto:george.herbert () gmail com>

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