CVE-2019-5419

high-risk
Published 2019-03-27

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.

Do I need to act?

!
12.1% chance of exploitation in next 30 days
EPSS score — higher than 88% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (8)

Affected Vendors

Debian Redhat Fedoraproject Rubyonrails Opensuse

References (24)

Mailing List http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00011.html
Mailing List http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00025.html
Mailing List http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00001.html
Exploit http://www.openwall.com/lists/oss-security/2019/03/22/1
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:0796
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:1147
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:1149
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:1289
https://groups.google.com/forum/#%21topic/rubyonrails-security/GN7w9fFAQeI
Mailing List https://lists.debian.org/debian-lts-announce/2019/03/msg00042.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
Patch https://weblog.rubyonrails.org/2019/3/13/Rails-4-2-5-1-5-1-6-2-have-been-release...
Mailing List http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00011.html
Mailing List http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00025.html
Mailing List http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00001.html
Exploit http://www.openwall.com/lists/oss-security/2019/03/22/1
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:0796
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:1147
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:1149
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:1289
and 4 more references
52
/ 100
high-risk
Severity 26/34 · High
Exploitability 12/34 · Low
Exposure 14/34 · Moderate