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CVE-2018-1000400

Kubernetes CRI-O version prior to 1.9 contains a Privilege Context Switching Error (CWE-270)...

8.8 High

Kubernetes CRI-O version prior to 1.9 contains a Privilege Context Switching Error (CWE-270) vulnerability in the handling of ambient capabilities that can result in containers running with elevated privileges, allowing users abilities they should not have. This attack appears to be exploitable via container execution. This vulnerability appears to have been fixed in 1.9.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

1.97%Up 0.9 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 8.8

Kubernetes CRI-O version prior to 1.9 contains a Privilege Context Switching Error (CWE-270) vulnerability in the handling of ambient capabilities that can result in containers running with elevated privileges, allowing users abilities they should not have. This attack appears to be exploitable via container execution. This vulnerability appears to have been fixed in 1.9.

Record
CVE-2018-1000400
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
6.5 MediumAV:N/AC:L/Au:S/C:P/I:P/A:P
Weakness
CWE-269
Updated
2026-11-02
CVE List No score

Kubernetes CRI-O version prior to 1.9 contains a Privilege Context Switching Error (CWE-270) vulnerability in the handling of ambient capabilities that can result in containers running with elevated privileges, allowing users abilities they should not have. This attack appears to be exploitable via container execution. This vulnerability appears to have been fixed in 1.9.

Record
CVE-2018-1000400
Updated
2026-11-02
EUVDEUVD-2018-1897 No score

Kubernetes CRI-O version prior to 1.9 contains a Privilege Context Switching Error (CWE-270) vulnerability in the handling of ambient capabilities that can result in containers running with elevated privileges, allowing users abilities they should not have. This attack appears to be exploitable via container execution. This vulnerability appears to have been fixed in 1.9.

Record
EUVD-2018-1897
Updated
2026-11-03
GitHub AdvisoriesGHSA-339v-9xv2-qg2w 8.8

Kubernetes CRI-O version prior to 1.9 contains a Privilege Context Switching Error (CWE-270)...

Kubernetes CRI-O version prior to 1.9 contains a Privilege Context Switching Error (CWE-270) vulnerability in the handling of ambient capabilities that can result in containers running with elevated privileges, allowing users abilities they should not have. This attack appears to be exploitable via container execution. This vulnerability appears to have been fixed in 1.9.

Record
GHSA-339v-9xv2-qg2w
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-269
Updated
2026-11-02
OSV 8.8

Kubernetes CRI-O version prior to 1.9 contains a Privilege Context Switching Error (CWE-270) vulnerability in the handling of ambient capabilities that can result in containers running with elevated privileges, allowing users abilities they should not have. This attack appears to be exploitable via container execution. This vulnerability appears to have been fixed in 1.9.

Record
CVE-2018-1000400
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHBA-2018:1796 6.1

Red Hat Bug Fix Advisory: OpenShift Container Platform 3.9 bug fix and enhancement update

Record
RHBA-2018:1796
CVSS 3.0
6.1 MediumCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:H/A:N
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
atomic-openshift
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:3.9.30-1.git.0.dec1ba7.el7
0:3.9.30-1.git.0.dec1ba7.el7
atomic-openshift-clients
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:3.9.30-1.git.0.dec1ba7.el7
0:3.9.30-1.git.0.dec1ba7.el7
atomic-openshift-clients-redistributable
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:3.9.30-1.git.0.dec1ba7.el7
0:3.9.30-1.git.0.dec1ba7.el7
atomic-openshift-cluster-capacity
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:3.9.30-1.git.0.dec1ba7.el7
0:3.9.30-1.git.0.dec1ba7.el7
atomic-openshift-docker-excluder
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:3.9.30-1.git.0.dec1ba7.el7
0:3.9.30-1.git.0.dec1ba7.el7
atomic-openshift-dockerregistry
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:3.9.30-1.git.349.8b7912c.el7
0:3.9.30-1.git.349.8b7912c.el7
atomic-openshift-excluder
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:3.9.30-1.git.0.dec1ba7.el7
0:3.9.30-1.git.0.dec1ba7.el7
atomic-openshift-federation-services
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:3.9.30-1.git.0.dec1ba7.el7
0:3.9.30-1.git.0.dec1ba7.el7
atomic-openshift-master
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:3.9.30-1.git.0.dec1ba7.el7
0:3.9.30-1.git.0.dec1ba7.el7
atomic-openshift-node
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:3.9.30-1.git.0.dec1ba7.el7
0:3.9.30-1.git.0.dec1ba7.el7
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Affected packages
PackageAffectedFixed
atomic-openshift-pod
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:3.9.30-1.git.0.dec1ba7.el7
0:3.9.30-1.git.0.dec1ba7.el7
atomic-openshift-sdn-ovs
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:3.9.30-1.git.0.dec1ba7.el7
0:3.9.30-1.git.0.dec1ba7.el7
atomic-openshift-service-catalog
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:3.9.30-1.git.0.dec1ba7.el7
0:3.9.30-1.git.0.dec1ba7.el7
atomic-openshift-template-service-broker
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:3.9.30-1.git.0.dec1ba7.el7
0:3.9.30-1.git.0.dec1ba7.el7
atomic-openshift-tests
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:3.9.30-1.git.0.dec1ba7.el7
0:3.9.30-1.git.0.dec1ba7.el7
atomic-openshift-utils
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:3.9.30-1.git.7.46f8678.el7
0:3.9.30-1.git.7.46f8678.el7
atomic-openshift-web-console
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:3.9.30-1.git.245.4a3aade.el7
0:3.9.30-1.git.245.4a3aade.el7
cri-o
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:1.9.12-1.gitfa11beb.el7
0:1.9.12-1.gitfa11beb.el7
cri-o-debuginfo
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:1.9.12-1.gitfa11beb.el7
0:1.9.12-1.gitfa11beb.el7
cri-tools
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:1.0.0-5.rhaos3.9.git8e6013a.el7
0:1.0.0-5.rhaos3.9.git8e6013a.el7
cri-tools-debuginfo
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:1.0.0-5.rhaos3.9.git8e6013a.el7
0:1.0.0-5.rhaos3.9.git8e6013a.el7
golang-github-prometheus-node_exporter
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:3.9.30-1.git.890.7ea5173.el7
0:3.9.30-1.git.890.7ea5173.el7
openshift-ansible
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:3.9.30-1.git.7.46f8678.el7
0:3.9.30-1.git.7.46f8678.el7
openshift-ansible-docs
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:3.9.30-1.git.7.46f8678.el7
0:3.9.30-1.git.7.46f8678.el7
openshift-ansible-playbooks
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:3.9.30-1.git.7.46f8678.el7
0:3.9.30-1.git.7.46f8678.el7
openshift-ansible-roles
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:3.9.30-1.git.7.46f8678.el7
0:3.9.30-1.git.7.46f8678.el7
prometheus-node-exporter
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:3.9.30-1.git.890.7ea5173.el7
0:3.9.30-1.git.890.7ea5173.el7
rubygem-fluent-plugin-elasticsearch
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:1.16.1-1.el7
0:1.16.1-1.el7
rubygem-fluent-plugin-elasticsearch-doc
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:1.16.1-1.el7
0:1.16.1-1.el7
rubygem-fluent-plugin-kubernetes_metadata_filter
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:1.0.3-1.el7
0:1.0.3-1.el7
rubygem-fluent-plugin-kubernetes_metadata_filter-doc
Red Hat:openshift:3.9::el7
From an advisory covering 2 CVEs
 before 0:1.0.3-1.el7
0:1.0.3-1.el7

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-1000400 is a high vulnerability (CVSS 8.8) in Kubernetes Cri-o, published May 18, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.97%, the 80th percentile. No source names a fixed version.

References

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