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Fencer Vulns
medium 5.9

CVE-2019-10150 json

It was found that OpenShift Container Platform versions 3.6.x - 4.6.0 does not perform SSH Host Key checking when using ssh key authenticat…

published 2019-06-12 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-2188

cvss
5.9
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.4%
EPSS 1.4% chance of exploitation in 30 days, percentile 72%
public exploits
0
none known

Summary

It was found that OpenShift Container Platform versions 3.6.x - 4.6.0 does not perform SSH Host Key checking when using ssh key authentication during builds. An attacker, with the ability to redirect network traffic, could use this to alter the resulting build output.

Patch / fix

  • atomic-openshift openshift 3.9 3.9.102-1.git.0.6411f52.el7
  • atomic-openshift-pod openshift 3.9 3.9.102-1.git.0.6411f52.el7
  • atomic-openshift-node openshift 3.9 3.9.102-1.git.0.6411f52.el7
  • atomic-openshift-tests openshift 3.9 3.9.102-1.git.0.6411f52.el7
  • atomic-openshift-master openshift 3.9 3.9.102-1.git.0.6411f52.el7
  • atomic-openshift-clients openshift 3.9 3.9.102-1.git.0.6411f52.el7
  • atomic-openshift-sdn-ovs openshift 3.9 3.9.102-1.git.0.6411f52.el7
  • atomic-openshift-excluder openshift 3.9 3.9.102-1.git.0.6411f52.el7

red hat advisories RHSA-2019:3811RHSA-2019:3143RHSA-2019:2989

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-2019-10150 updated cvss 5.9

atomic-openshift: OpenShift builds don't verify SSH Host Keys for the git repository

  • Red Hat OpenShift Container Platform 3.6 atomic-openshift, atomic-openshift-pod, atomic-openshift-node, atomic-openshift-tests, atomic-openshift-master, atomic-openshift-clients, +9 more Red Hat OpenShift Container Platform 3.7 atomic-openshift, atomic-openshift-pod, atomic-openshift-node, atomic-openshift-tests, atomic-openshift-master, atomic-openshift-clients, +10 more
    affected: workaround, no fix planned “Use only methods (such as HTTPS with TLS verification) that enable the identity of the remote repository to be validated.”
  • Red Hat OpenShift Container Platform 3.9 atomic-openshift 3.9.102-1.git.0.6411f52.el7, atomic-openshift-pod 3.9.102-1.git.0.6411f52.el7, atomic-openshift-node 3.9.102-1.git.0.6411f52.el7, atomic-openshift-tests 3.9.102-1.git.0.6411f52.el7, atomic-openshift-master 3.9.102-1.git.0.6411f52.el7, atomic-openshift-clients 3.9.102-1.git.0.6411f52.el7, +8 more
    fixed: vendor fix “Use only methods (such as HTTPS with TLS verification) that enable the identity of the remote repository to be validated.” RHSA-2019:3811
  • Red Hat OpenShift Container Platform 3.10 cri-o 1.10.6-2.rhaos3.10.git56d7d9a.el7, atomic-openshift 3.10.175-1.git.0.f9f0e81.el7, atomic-openshift-pod 3.10.175-1.git.0.f9f0e81.el7, atomic-openshift-node 3.10.175-1.git.0.f9f0e81.el7, atomic-openshift-tests 3.10.175-1.git.0.f9f0e81.el7, atomic-openshift-master 3.10.175-1.git.0.f9f0e81.el7, +8 more
    fixed: vendor fix “Use only methods (such as HTTPS with TLS verification) that enable the identity of the remote repository to be validated.” RHSA-2019:2989
  • Red Hat OpenShift Container Platform 3.11 atomic-openshift 3.11.153-1.git.0.aaf3f71.el7, atomic-openshift-pod 3.11.153-1.git.0.aaf3f71.el7, atomic-openshift-node 3.11.153-1.git.0.aaf3f71.el7, atomic-openshift-tests 3.11.153-1.git.0.aaf3f71.el7, atomic-openshift-master 3.11.153-1.git.0.aaf3f71.el7, atomic-openshift-clients 3.11.153-1.git.0.aaf3f71.el7, +7 more
    fixed: vendor fix “Use only methods (such as HTTPS with TLS verification) that enable the identity of the remote repository to be validated.” RHSA-2019:3143
  • Red Hat OpenShift Container Platform 4.1 openshift4/ose-docker-builder v4.1.20-201910102034
    fixed: vendor fix “Use only methods (such as HTTPS with TLS verification) that enable the identity of the remote repository to be validated.” RHSA-2019:3007

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

1.39% chance of exploitation in the next 30 days, higher than 72% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.0 5.9 CVSS:3.0/AV:A/AC:H/PR:N/UI:R/S:U/C:L/I:H/A:L
NVD 3.0 5.9 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected products

  • redhat atomic-openshift

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.