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Fencer Intel
high 7.5

CVE-2019-5419 json

Denial of Service Vulnerability in Action View

published 7y ago modified 4mo ago also GHSA-m63j-wh5w-c252 , EUVD-2019-0386

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
8.4%
EPSS 8.4% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

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.

Patch / fix

  • rubygems actionview 4.2.11.1, 5.0.7.2, 5.1.6.2, 5.2.2.1, 6.0.0.beta3
  • rubyonrails rails 4.2.11.1, 5.0.7.2, 5.1.6.2, 5.2.2.1
  • rails Debian 14, Debian 13, Debian 12 2:5.2.2.1+dfsg-1

debian advisories DEBIAN-CVE-2019-5419

  • cfme cloudforms managementengine 5.9 5.9.9.3-1.el7cf
  • cfme-gemset cloudforms managementengine 5.9 5.9.9.3-1.el7cf
  • cfme-appliance cloudforms managementengine 5.9 5.9.9.3-1.el7cf
  • cfme-appliance-tools cloudforms managementengine 5.9 5.9.9.3-1.el7cf
  • cfme-appliance-common cloudforms managementengine 5.9 5.9.9.3-1.el7cf
  • cfme-amazon-smartstate cloudforms managementengine 5.9 5.9.9.3-1.el7cf
  • rh-ror50-rubygem-actionpack RHEL 3 SOFTWARE_COLLECTIONS 1:5.0.1-2.el6
  • rh-ror50-rubygem-actionpack RHEL 3 SOFTWARE_COLLECTIONS 1:5.0.1-2.el7

red hat advisories RHSA-2019:1289RHSA-2019:1147RHSA-2019:1149RHSA-2019:0796

  • rmt-server SLE Module for Server Applications 15 SP1, SLE Module for Public Cloud 15 SP1 2.6.5-3.18.1
  • rmt-server SLES for SAP 15, SLES 15-LTSS, SLE High Performance Computing 15-LTSS +1 more 2.6.5-3.34.1
  • rmt-server SLE Module for Server Applications 15 SP2, SLE Module for Public Cloud 15 SP2 2.6.5-3.3.1
  • rmt-server SLE Module for Server Applications 15 SP1, SLE Module for Public Cloud 15 SP1 2.3.1-3.3.3
  • rmt-server SLE Module for Server Applications 15 2.1.4-3.17.1
  • rubygem-actionpack-4_2 OpenStack Cloud Crowbar 8, OpenStack Cloud 7, Enterprise Storage 4 4.2.9-7.6.1

suse advisories SUSE-SU-2020:3160-1SUSE-SU-2020:3147-1SUSE-SU-2020:3036-1SUSE-SU-2019:1973-1SUSE-SU-2019:1381-1SUSE-SU-2019:0915-1

  • rmt-server openSUSE Tumbleweed 2.6.13-1.1
  • rmt-server openSUSE Leap 15.1 2.6.5-lp151.2.18.2
  • rmt-server openSUSE Leap 15.2 2.6.5-lp152.2.3.1
  • rmt-server openSUSE Leap 15.1 2.3.1-lp151.2.3.1
  • rmt-server openSUSE Leap 15.0 2.1.4-lp150.2.16.1
  • rubygem-actionpack-5_1 openSUSE Leap 15.0 5.1.4-lp150.2.3.1

opensuse advisories openSUSE-SU-2024:10589-1openSUSE-SU-2020:2000-1openSUSE-SU-2020:1993-1openSUSE-SU-2019:1824-1openSUSE-SU-2019:1527-1openSUSE-SU-2019:1344-1

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2019-5419 updated cvss 5.9

rubygem-actionpack: denial of service vulnerability in Action View

  • Red Hat CloudForms Management Engine 5.9 cfme 5.9.9.3-1.el7cf, cfme-gemset 5.9.9.3-1.el7cf, cfme-appliance 5.9.9.3-1.el7cf, cfme-appliance-tools 5.9.9.3-1.el7cf, cfme-appliance-common 5.9.9.3-1.el7cf, cfme-amazon-smartstate 5.9.9.3-1.el7cf
    fixed: vendor fix RHSA-2019:1289
  • Red Hat CloudForms Management Engine 5.10 cfme 5.10.3.3-1.el7cf, ansible-tower 3.4.3-1.el7at, cfme-gemset 5.10.3.3-1.el7cf, ansible-tower-ui 3.4.3-1.el7at, cfme-appliance 5.10.3.3-1.el7cf, ansible-tower-setup 3.4.3-1.el7at, +6 more
    fixed: vendor fix RHSA-2019:0796
  • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) rh-ror42-rubygem-actionpack 4.2.6-5.el6, rh-ror50-rubygem-actionpack 5.0.1-2.el6 Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) rh-ror42-rubygem-actionpack 4.2.6-5.el7, rh-ror50-rubygem-actionpack 5.0.1-2.el7 Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4) rh-ror42-rubygem-actionpack 4.2.6-5.el7, rh-ror50-rubygem-actionpack 5.0.1-2.el7 Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.5) rh-ror42-rubygem-actionpack 4.2.6-5.el7, rh-ror50-rubygem-actionpack 5.0.1-2.el7 Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6) rh-ror42-rubygem-actionpack 4.2.6-5.el7, rh-ror50-rubygem-actionpack 5.0.1-2.el7 Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) rh-ror42-rubygem-actionpack 4.2.6-5.el6, rh-ror50-rubygem-actionpack 5.0.1-2.el6
    +1 more products
    Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) rh-ror42-rubygem-actionpack 4.2.6-5.el7, rh-ror50-rubygem-actionpack 5.0.1-2.el7
    fixed: vendor fix RHSA-2019:1149

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

8.44% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • openwall.com http://www.openwall.com/lists/oss-security/2019/03/22/1 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 7.8 AV:N/AC:L/Au:N/C:N/I:N/A:C
GitHub 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
rubygems actionview
>=4.0.0, <4.2.11.1
>=5.2.0, <5.2.2.1
>=5.1.0, <5.1.6.2
>=5.0.0, <5.0.7.2
>=6.0.0.beta1, <6.0.0.beta3
4.2.11.1
5.2.2.1
5.1.6.2
5.0.7.2
6.0.0.beta3

Affected products

  • Rails https://github.com/rails/rails

Classification

Weakness
  • CWE-400 Uncontrolled Resource Consumption
  • CWE-770 Allocation of Resources Without Limits or Throttling
Technology feeds

References

Sources

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