CVE-2016-0751

Description

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.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 6.41% Top 10%
Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory opensuse.org Vendor Advisory debian.org Vendor Advisory redhat.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://lists.opensuse.org/opensuse-updates/2016-02/msg00043.html vendor advisory
http://lists.opensuse.org/opensuse-updates/2016-02/msg00034.html vendor advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/178043.html vendor advisory
https://groups.google.com/forum/message/raw?msg=ruby-security-ann/9oLY_FCzvoc/5CDXbvpYEgAJ mailing list
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/178067.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00053.html vendor advisory
http://www.securityfocus.com/bid/81800 vdb entry
http://www.securitytracker.com/id/1034816 vdb entry
http://www.openwall.com/lists/oss-security/2016/01/25/9 mailing list
http://www.debian.org/security/2016/dsa-3464 vendor advisory
http://rhn.redhat.com/errata/RHSA-2016-0296.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-0751?
CVE-2016-0751 has been scored as a high severity vulnerability.
How to fix CVE-2016-0751?
To fix CVE-2016-0751, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-0751 being actively exploited in the wild?
It is possible that CVE-2016-0751 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~6% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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