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Bug 1585218 - (CVE-2018-11627) CVE-2018-11627 rubygem-sinatra: XSS in the 400 Bad Request page
CVE-2018-11627 rubygem-sinatra: XSS in the 400 Bad Request page
Status: NEW
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
medium Severity medium
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Assigned To: Red Hat Product Security
impact=moderate,public=20180522,repor...
: Security
Depends On: 1585279 1585220 1585221 1585278
Blocks: 1585222
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Reported: 2018-06-01 10:36 EDT by Andrej Nemec
Modified: 2018-06-29 18:38 EDT (History)
65 users (show)

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Fixed In Version: rubygem-sinatra 2.0.2
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Description Andrej Nemec 2018-06-01 10:36:20 EDT 
It was found that Sinatra is vulnerable to an XSS via the 400 Bad Request page that occurs upon a params parser exception.

Upstream issue:

https://github.com/sinatra/sinatra/issues/1428

Introduced by:

https://github.com/sinatra/sinatra/commit/8f8df53ff29938ace79b31097c27d9cdac803b44

Upstream patch:

https://github.com/sinatra/sinatra/commit/12786867d6faaceaec62c7c2cb5b0e2dc074d71a
Comment 1 Andrej Nemec 2018-06-01 10:37:15 EDT 
Created rubygem-sinatra tracking bugs for this issue:

Affects: fedora-all [bug 1585221]
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