bugtraq - Re: [CVE-2018-1000088] Stored XSS vulnerability in Doorkeeper gem v2.1.0

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Message-ID: <CAFB0D2S-a-r8+-8XO8NkT5dd419n6SEBU_0ckTPJQ0VDoGr8cA@mail.gmail.com>
Date: Thu, 22 Feb 2018 11:56:57 -0500
From: Justin Bull <me@...tinbull.ca>
To: bugtraq@...urityfocus.com
Subject: Re: [CVE-2018-1000088] Stored XSS vulnerability in Doorkeeper gem
 v2.1.0 - v4.2.5

On Wed, Feb 21, 2018 at 5:17 PM, Justin Bull <me@...tinbull.ca> wrote:
> Solution:
> ---------
> Upgrade to Doorkeeper v4.2.6 or later
>

Apologies. This fails to account for a non-trivial scenario.

Any software using Doorkeeper that has generated its own custom
views[0] requires manual work to verify there's no explicit HTML in
the `client_name` and `native_redirect_uri` field values.

This has been updated in the bulletin's Fix section[1].

[0]: https://github.com/doorkeeper-gem/doorkeeper/wiki/Customizing-views
[1]: https://blog.justinbull.ca/cve-2018-1000088-stored-xss-in-doorkeeper/#fix

-- 
Best Regards,
Justin Bull
PGP Fingerprint: E09D 38DE 8FB7 5745 2044 A0F4 1A2B DEAA 68FD B34C