Vulnerability CVE-2019-5419
Published: 2019-03-27

Description:
There is a possible denial of service vulnerability in Action View (Rails) <5.2.2.1, <5.1.6.2, <5.0.7.2, <4.2.11.1 where specially crafted accept headers can cause action view to consume 100% cpu and make the server unresponsive.

Type:

CWE-400

 (Uncontrolled Resource Consumption ('Resource Exhaustion'))

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.8/10
6.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Complete
Affected software
Rubyonrails -> Rails 
Redhat -> Cloudforms 
Debian -> Debian linux 

 References:
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00011.html
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00025.html
http://www.openwall.com/lists/oss-security/2019/03/22/1
https://access.redhat.com/errata/RHSA-2019:0796
https://access.redhat.com/errata/RHSA-2019:1147
https://access.redhat.com/errata/RHSA-2019:1149
https://access.redhat.com/errata/RHSA-2019:1289
https://groups.google.com/forum/#!topic/rubyonrails-security/GN7w9fFAQeI
https://lists.debian.org/debian-lts-announce/2019/03/msg00042.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Y43636TH4D6T46IC6N2RQVJTRFJAAYGA/
https://weblog.rubyonrails.org/2019/3/13/Rails-4-2-5-1-5-1-6-2-have-been-released/
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