CVE-2015-7579: XSS
First published: Tue Feb 16 2016(Updated: )
Cross-site scripting (XSS) vulnerability in the rails-html-sanitizer gem 1.0.2 for Ruby on Rails 4.2.x and 5.x allows remote attackers to inject arbitrary web script or HTML via an HTML entity that is mishandled by the Rails::Html::FullSanitizer class.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Ruby on Rails HTML Sanitizer | <=1.0.2 | |
| Ruby on Rails | =4.2.0 | |
| Ruby on Rails | =4.2.0-beta1 | |
| Ruby on Rails | =4.2.0-beta2 | |
| Ruby on Rails | =4.2.0-beta3 | |
| Ruby on Rails | =4.2.0-beta4 | |
| Ruby on Rails | =4.2.0-rc1 | |
| Ruby on Rails | =4.2.0-rc2 | |
| Ruby on Rails | =4.2.0-rc3 | |
| Ruby on Rails | =4.2.1 | |
| Ruby on Rails | =4.2.1-rc1 | |
| Ruby on Rails | =4.2.1-rc2 | |
| Ruby on Rails | =4.2.1-rc3 | |
| Ruby on Rails | =4.2.1-rc4 | |
| Ruby on Rails | =4.2.2 | |
| Ruby on Rails | =4.2.3 | |
| Ruby on Rails | =4.2.3-rc1 | |
| Ruby on Rails | =4.2.4 | |
| Ruby on Rails | =4.2.4-rc1 | |
| Ruby on Rails | =4.2.5 | |
| Ruby on Rails | =4.2.5-rc1 | |
| Ruby on Rails | =4.2.5-rc2 | |
| Ruby on Rails | =4.2.5.1 | |
| Ruby on Rails | =4.2.5.2 | |
| Ruby on Rails | =4.2.6-rc1 | |
| Ruby on Rails | =5.0.0-beta1 | |
| Ruby on Rails | =5.0.0-beta1.1 | |
| Ruby on Rails | =5.0.0-beta2 | |
| Ruby on Rails | =5.0.0-beta3 |
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Reference Links
- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/178046.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/178064.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00014.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00024.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00053.html
- http://www.openwall.com/lists/oss-security/2016/01/25/12
- http://www.securitytracker.com/id/1034816
- https://github.com/rails/rails-html-sanitizer/commit/49dfc1584c5b8e35a4ffabf8356ba3df025e8d3f
- https://groups.google.com/forum/message/raw?msg=ruby-security-ann/OU9ugTZcbjc/uksRkSxZEgAJ
Frequently Asked Questions
What is the severity of CVE-2015-7579?
CVE-2015-7579 has a high severity level due to its potential to allow remote attackers to execute arbitrary web scripts or HTML.
How do I fix CVE-2015-7579?
To fix CVE-2015-7579, upgrade the rails-html-sanitizer gem to version 1.0.3 or later.
Which versions are affected by CVE-2015-7579?
CVE-2015-7579 affects rails-html-sanitizer gem versions up to and including 1.0.2.
What type of vulnerability is CVE-2015-7579?
CVE-2015-7579 is a cross-site scripting (XSS) vulnerability.
Can CVE-2015-7579 impact my Ruby on Rails application?
Yes, if you are using an affected version of the rails-html-sanitizer gem in your Ruby on Rails application, it can be exploited by attackers.
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- vendor/rubyonrails
- canonical/ruby on rails html sanitizer
- version/ruby on rails html sanitizer/1.0.2
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- version/ruby on rails/4.2.0-rc1
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- version/ruby on rails/4.2.0-rc3
- version/ruby on rails/4.2.1
- version/ruby on rails/4.2.1-rc1
- version/ruby on rails/4.2.1-rc2
- version/ruby on rails/4.2.1-rc3
- version/ruby on rails/4.2.1-rc4
- version/ruby on rails/4.2.2
- version/ruby on rails/4.2.3
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- version/ruby on rails/4.2.4
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- version/ruby on rails/4.2.6-rc1
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- version/ruby on rails/5.0.0-beta2
- version/ruby on rails/5.0.0-beta3