RHSA-2016:1856 - Security Advisory

Topic

An update for rh-ror41-rubygem-actionview is now available for Red Hat Software Collections.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

Ruby on Rails is a model-view-controller (MVC) framework for web application development. Action View implements the view component.

Security Fix(es):

• It was discovered that Action View tag helpers did not escape quotes when using strings declared as HTML safe as attribute values. A remote attacker could use this flaw to conduct a cross-site scripting (XSS) attack. (CVE-2016-6316)

Red Hat would like to thank the Ruby on Rails project for reporting this issue. Upstream acknowledges Andrew Carpenter (Critical Juncture) as the original reporter.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

All running applications using rh-ror41-rubygem-actionviewmust be restarted for this update to take effect.

Affected Products

• Red Hat Software Collections (for RHEL Server) 1 for RHEL 7.7 x86_64
• Red Hat Software Collections (for RHEL Server) 1 for RHEL 7.6 x86_64
• Red Hat Software Collections (for RHEL Server) 1 for RHEL 7.5 x86_64
• Red Hat Software Collections (for RHEL Server) 1 for RHEL 7.4 x86_64
• Red Hat Software Collections (for RHEL Server) 1 for RHEL 7.3 x86_64
• Red Hat Software Collections (for RHEL Server) 1 for RHEL 7.2 x86_64
• Red Hat Software Collections (for RHEL Server) 1 for RHEL 7.1 x86_64
• Red Hat Software Collections (for RHEL Server) 1 for RHEL 7 x86_64
• Red Hat Software Collections (for RHEL Server) 1 for RHEL 6.7 x86_64
• Red Hat Software Collections (for RHEL Server) 1 for RHEL 6.6 x86_64
• Red Hat Software Collections (for RHEL Server) 1 for RHEL 6 x86_64
• Red Hat Software Collections (for RHEL Workstation) 1 for RHEL 7 x86_64
• Red Hat Software Collections (for RHEL Workstation) 1 for RHEL 6 x86_64

Fixes

• BZ - 1365008 - CVE-2016-6316 rubygem-actionview: cross-site scripting flaw in Action View

CVEs

• CVE-2016-6316

References

• http://www.redhat.com/security/updates/classification/#normal