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Bug 1600666 - (CVE-2018-12540) CVE-2018-12540 vertx-web: Incomplete CSRF validation by CSRFHandler
CVE-2018-12540 vertx-web: Incomplete CSRF validation by CSRFHandler
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=20180712,repor...
: Security
Depends On:
Blocks: 1600667
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Reported: 2018-07-12 13:51 EDT by Pedro Sampaio
Modified: 2018-08-09 10:39 EDT (History)
11 users (show)

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Fixed In Version: vertex-web 3.5.3
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External Trackers
Tracker ID Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2018:2371 None None None 2018-08-09 10:39 EDT

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Description Pedro Sampaio 2018-07-12 13:51:26 EDT 
In version from 3.0.0 to 3.5.2 of Eclipse Vert.x, the CSRFHandler do not assert that the XSRF Cookie matches the returned XSRF header/form parameter. This allows replay attacks with previously issued tokens which are not expired yet.

Upstream bug:

https://bugs.eclipse.org/bugs/show_bug.cgi?id=536948
https://github.com/vert-x3/vertx-web/issues/970

Upstream patch:

https://github.com/vert-x3/vertx-web/commit/98891b1d9e022b467a3e4674aca4d1889849b1d5
Comment 2 errata-xmlrpc 2018-08-09 10:39:40 EDT 
This issue has been addressed in the following products:

  Red Hat Openshift Application Runtimes (text-only advisories)

Via RHSA-2018:2371 https://access.redhat.com/errata/RHSA-2018:2371
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