CVE-2015-1840 jquery-rails and jquery-ujs subject to Exposure of Sensitive Information

Medium 5.0 Published Updated

Remote attackers can bypass Same Origin Policy and leak CSRF tokens to external servers via crafted URLs in Ruby on Rails applications.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2015-1840?

CVE-2015-1840 is a medium-severity vulnerability in Fedoraproject Fedora, published on 26 Jul 2015. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

jquery_ujs.js in jquery-rails before 3.1.3 and 4.x before 4.0.4 and rails.js in jquery-ujs before 1.0.4, as used with Ruby on Rails 3.x and 4.x, allow remote attackers to bypass the Same Origin Policy, and trigger transmission of a CSRF token to a different-domain web server, via a leading space character in a URL within an attribute value.

Weakness: CWE-200

Which versions are affected by CVE-2015-1840?

6 open source packages ship an affected version, including jquery-rails and jquery-ujs. It affects 4 products.

PackageAffectedFixed in
jquery-rails RubyGemsAll versions3.1.3
jquery-rails RubyGemsAll versions3.1.3
jquery-rails RubyGemsFrom 4.0.04.0.4
jquery-rails RubyGemsFrom 4.0.04.0.4
jquery-ujs RubyGemsAll versions1.0.4
jquery-ujs RubyGemsAll versions1.0.4
Linux distribution packages (5)
ruby3.2-rubygem-jquery-rails openSUSE:TumbleweedAll versions4.5.1-1.3
rubygem-jquery-rails openSUSE:TumbleweedAll versions4.5.0-1.1
rubygem-jquery-rails openSUSE:TumbleweedAll versions4.6.0-1.5
rubygem-jquery-rails openSUSE:TumbleweedAll versions4.6.0-1.7
rubygem-jquery-rails openSUSE:TumbleweedAll versions4.6.0-1.9

Products include Fedoraproject Fedora, Opensuse Opensuse, Rubyonrails Jquery-Rails, Rubyonrails Jquery-Ujs.

How do I fix CVE-2015-1840?

Upgrade jquery-rails to a fixed version for your release line: 3.1.3 or 4.0.4.

Is CVE-2015-1840 being exploited?

There is no known exploitation of CVE-2015-1840 in the wild and no public exploit code.

All Fedoraproject Fedora vulnerabilities

Sources

Also known as DEBIAN-CVE-2015-1840, GHSA-4whc-pp4x-9pf3, openSUSE-SU-2024:10512-1, openSUSE-SU-2024:11334-1, openSUSE-SU-2024:12144-1, openSUSE-SU-2024:13159-1 and 3 more.

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