CVE-2016-0751
actionpack is vulnerable to denial of service via a crafted HTTP Accept header
7.5
HIGH
CVSS 3.1
EPSS 8.9%
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.
How to fix CVE-2016-0751
To remediate CVE-2016-0751, upgrade the affected package to a fixed version below.
- —upgrade to 2:4.2.5.1-1 or later
- —upgrade to 4.2.5.1 or later
Is CVE-2016-0751 being exploited?
Moderate — EPSS is 8.9%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (2)
- from 0, < 2:4.2.5.1-1
- >= 4.2.0, < 4.2.5.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |