CVE-2020-2167

mediumpriority · track · 36EPSS 0.021 · 81 %ileEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

2.08% (81st) EPSS

CVSS 6.5 · medium

Is it mine?

8 products

Check your exposure

Who says so?

6 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-28

Jenkins OpenShift Pipeline Plugin 1.0.56 and earlier does not configure its YAML parser to prevent the instantiation of arbitrary types, resulting in a remote code execution vulnerability.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

Fixedjenkins-0:2.204.2.1585048146-1.el7.noarch as a component of Red Hat OpenShift Container Platform 3.11redhat_csaf
See the following documentation, which will be updated shortly for release 3.11.188, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.openshift.com/container-platform/3.11/release_notes/ocp_3_11_release_notes.html This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/articles/11258.
https://access.redhat.com/errata/RHSA-2020:0964
Fixedjenkins-0:2.204.2.1585048146-1.el7.src as a component of Red Hat OpenShift Container Platform 3.11redhat_csaf
See the following documentation, which will be updated shortly for release 3.11.188, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.openshift.com/container-platform/3.11/release_notes/ocp_3_11_release_notes.html This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/articles/11258.
https://access.redhat.com/errata/RHSA-2020:0964
Fixedjenkins-2-plugins-0:3.11.1585050035-1.el7.noarch as a component of Red Hat OpenShift Container Platform 3.11redhat_csaf
See the following documentation, which will be updated shortly for release 3.11.188, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.openshift.com/container-platform/3.11/release_notes/ocp_3_11_release_notes.html This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/articles/11258.
https://access.redhat.com/errata/RHSA-2020:0964
Fixedjenkins-2-plugins-0:3.11.1585050035-1.el7.src as a component of Red Hat OpenShift Container Platform 3.11redhat_csaf
See the following documentation, which will be updated shortly for release 3.11.188, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.openshift.com/container-platform/3.11/release_notes/ocp_3_11_release_notes.html This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/articles/11258.
https://access.redhat.com/errata/RHSA-2020:0964

cvss

Technical severity, 0–10. One row per scoring source.

8.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.5–8.8

v2.06.5mediumAV:N/AC:L/Au:S/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8 · impact 6.4

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.9

v3.18.8highAV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · OSV

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · Red Hat Product Security US

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USprimaryCWE-20USCWE-20USCWE-502USCWE-502USCWE-502US

affected products (8)

Products and version ranges known to be affected.

Jenkins Project Jenkins OpenShift Pipeline Plugin≤ unspecified ≤1.0.56enisa_euvdEU
CD Foundation Jenkins OpenShift Pipeline Plugin≤ 1.0.56fstec_bduRU
jenkins openshift pipeline≤ 1.0.56nvdUScpe:2.3:a:jenkins:openshift_pipeline:*:*:*:*:*:*:*:*
Maven com.openshift.jenkins:openshift-pipeline< 1.0.57osvUSpkg:maven/com.openshift.jenkins/openshift-pipeline
jenkins-0:2.204.2.1585048146-1.el7.noarch as a component of Red Hat OpenShift Container Platform 3.11all versionsfixedredhat_csafUS
jenkins-0:2.204.2.1585048146-1.el7.src as a component of Red Hat OpenShift Container Platform 3.11all versionsfixedredhat_csafUS
jenkins-2-plugins-0:3.11.1585050035-1.el7.noarch as a component of Red Hat OpenShift Container Platform 3.11all versionsfixedredhat_csafUS
jenkins-2-plugins-0:3.11.1585050035-1.el7.src as a component of Red Hat OpenShift Container Platform 3.11all versionsfixedredhat_csafUS

advisories (2)

Vendor and ecosystem advisories describing this.

RHSA-2020:0964Red Hat Security Advisory: OpenShift Container Platform 3.11 jenkins-2-plugins security update2020-03-26csaf · redhat_csafUS
An update for jenkins-2-plugins is now available for Red Hat OpenShift Container Platform 3.11. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
GHSA-264w-xrr7-6qqgRCE vulnerability in Jenkins OpenShift Pipeline Plugin2022-05-24ghsa · osvUS
OpenShift Pipeline Plugin 1.0.56 and earlier does not configure its YAML parser to prevent the instantiation of arbitrary types. This results in a remote code execution (RCE) vulnerability exploitable by users able to provide YAML input files to OpenShift Pipeline Plugin’s build step. OpenShift Pipeline Plugin 1.0.57 configures its YAML parser to only instantiate safe types.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd osv redhat_csaf NVD CVE.org MITRE

published 2020-03-25modified 2026-06-17

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references (12)

External citations — patches, advisories, analysis.

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