CVE-2016-0751

NameCVE-2016-0751
Descriptionactionpack/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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-604-1, DSA-3464-1
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
rails (PTS)jessie (security), jessie2:4.1.8-1+deb8u4fixed
stretch2:4.2.7.1-1fixed
buster, sid2:4.2.10-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
railssource(unstable)2:4.2.5.1-1medium
railssourcejessie2:4.1.8-1+deb8u1mediumDSA-3464-1
railssourcesqueeze(unfixed)end-of-life
railssourcewheezy(not affected)
ruby-actionpack-2.3source(unstable)(unfixed)medium
ruby-actionpack-2.3sourcewheezy(unfixed)end-of-life
ruby-actionpack-3.2source(unstable)(unfixed)medium
ruby-actionpack-3.2sourcewheezy3.2.6-6+deb7u3mediumDLA-604-1

Notes

[wheezy] - rails <not-affected> (Vulnerable code not present, is only a transitional package)
[squeeze] - rails <end-of-life> (Not supported in Squeeze LTS)

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