CVE-2013-6414 actionpack Improper Input Validation vulnerability
Remote attackers can cause denial of service via memory consumption by sending headers with invalid MIME types in Ruby on Rails.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2013-6414?
CVE-2013-6414 is a medium-severity denial of service vulnerability in Rubyonrails Rails, published on 7 Dec 2013. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
actionpack/lib/action_view/lookup_context.rb in Action View in Ruby on Rails 3.x before 3.2.16 and 4.x before 4.0.2 allows remote attackers to cause a denial of service (memory consumption) via a header containing an invalid MIME type that leads to excessive caching.
Weakness: CWE-20
Which versions are affected by CVE-2013-6414?
4 open source packages ship an affected version, including actionpack. It affects 2 products.
| Package | Affected | Fixed in |
|---|---|---|
actionpack RubyGems | From 3.0.0 | 3.2.16 |
actionpack RubyGems | From 3.0.0 | 3.2.16 |
actionpack RubyGems | From 4.0.0 | 4.0.2 |
actionpack RubyGems | From 4.0.0 | 4.0.2 |
Products include Rubyonrails Rails, Rubyonrails Ruby on Rails.
How do I fix CVE-2013-6414?
Upgrade actionpack to a fixed version for your release line: 3.2.16 or 4.0.2.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2013-6414 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2013-6414 exists.
Public exploit code: 1 Metasploit module.
Other vulnerabilities in Rubyonrails Rails
- CVE-2013-0277 Active Record contains deserialization of arbitrary YAML
- CVE-2017-17916 SQL injection in n/a
- CVE-2017-17917 SQL injection in n/a
- CVE-2026-33195 Rails Active Storage has possible Path Traversal in DiskService
- CVE-2024-26142 Rails possible ReDoS vulnerability in Accept header parsing in Action Dispatch
Sources
Also known as GHSA-mpxf-gcw2-pw5q.