CVE-2016-0751 Information

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.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

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

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5