high
7.5
CWE
399
Advisory Published
Advisory Published
Updated

CVE-2016-0751

First published: Tue Feb 16 2016(Updated: )

actionpack/lib/action_dispatch/http/mime_type.rb in Action Pack in Ruby on Rails before 3.2.22.1, 4.0.x and 4.1.x before 4.1.14.1, 4.2.x before 4.2.5.1, and 5.x before 5.0.0.beta1.1 does not properly restrict use of the MIME type cache, which allows remote attackers to cause a denial of service (memory consumption) via a crafted HTTP Accept header.

Credit: secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
rubygems/actionpack>=4.0.0<=4.1.14.0
4.1.14.1
rubygems/actionpack<=3.2.22.0
3.2.22.1
rubygems/actionpack>=4.2.0<=4.2.5.0
4.2.5.1
Ruby on Rails=4.0.0
Ruby on Rails=4.0.0-beta
Ruby on Rails=4.0.0-rc1
Ruby on Rails=4.0.0-rc2
Ruby on Rails=4.0.1
Ruby on Rails=4.0.1-rc1
Ruby on Rails=4.0.1-rc2
Ruby on Rails=4.0.1-rc3
Ruby on Rails=4.0.1-rc4
Ruby on Rails=4.0.2
Ruby on Rails=4.0.3
Ruby on Rails=4.0.4
Ruby on Rails=4.0.5
Ruby on Rails=4.0.6
Ruby on Rails=4.0.6-rc1
Ruby on Rails=4.0.6-rc2
Ruby on Rails=4.0.6-rc3
Ruby on Rails=4.0.7
Ruby on Rails=4.0.8
Ruby on Rails=4.0.9
Ruby on Rails=4.0.10
Ruby on Rails=4.0.10-rc1
Ruby on Rails=4.1.0
Ruby on Rails=4.1.0-beta1
Ruby on Rails=4.1.1
Ruby on Rails=4.1.2
Ruby on Rails=4.1.2-rc1
Ruby on Rails=4.1.2-rc2
Ruby on Rails=4.1.2-rc3
Ruby on Rails=4.1.3
Ruby on Rails=4.1.4
Ruby on Rails=4.1.5
Ruby on Rails=4.1.6-rc1
Ruby on Rails=4.1.7
Ruby on Rails=4.1.8
Ruby on Rails=4.1.9
Ruby on Rails=4.1.10
Ruby on Rails=4.1.12
Ruby on Rails=4.1.13
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=5.0.0-beta1
Ruby on Rails<=3.2.22
Ruby on Rails=4.0.10-rc2
Ruby on Rails=4.0.11
Ruby on Rails=4.0.11.1
Ruby on Rails=4.0.12
Ruby on Rails=4.0.13
Ruby on Rails=4.0.13-rc1
Ruby on Rails=4.1.11

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2016-0751?

    CVE-2016-0751 is classified as a denial of service vulnerability in affected Ruby on Rails versions.

  • How do I fix CVE-2016-0751?

    To fix CVE-2016-0751, you should upgrade to Action Pack version 5.x, 4.2.5.1, 4.1.14.1, or 3.2.22.1.

  • Which versions of Ruby on Rails are affected by CVE-2016-0751?

    CVE-2016-0751 affects Ruby on Rails versions prior to 3.2.22.1, 4.0.x prior to 4.1.14.1, 4.1.x prior to 4.1.14.1, 4.2.x prior to 4.2.5.1, and 5.x prior to 5.0.0.beta1.1.

  • What could an attacker do with CVE-2016-0751?

    An attacker could exploit CVE-2016-0751 to cause a denial of service condition by manipulating the MIME type cache.

  • Is upgrading to the latest version sufficient to mitigate CVE-2016-0751?

    Yes, upgrading to the recommended versions will effectively mitigate the vulnerability associated with CVE-2016-0751.

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