CVE-2020-1742

mediumpriority · track · 28EPSS 0.003 · 17 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.26% (17th) EPSS

CVSS 4.4 · medium

Is it mine?

7 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-28

An insecure modification vulnerability flaw was found in containers using nmstate/kubernetes-nmstate-handler. An attacker with access to the container could use this flaw to modify /etc/passwd and escalate their privileges. Versions before kubernetes-nmstate-handler-container-v2.3.0-30 are affected.

remediations

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

A vendor fix is available.

Fixedcontainer-native-virtualization/kubevirt-cpu-model-nfd-plugin@sha256:6205bf74b2bbfceea280c45f465353f0f9e6d8f7087667fc6d069f097794dd2c_amd64 as a component of CNV 2.3 for RHEL 8redhat_csaf
Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHEA-2020:2011
Fixedcontainer-native-virtualization/kubevirt-cpu-node-labeller@sha256:de06c0fa6a20baea78d05437d5da51690902c93ab7707a4a425c38f67d634d3c_amd64 as a component of CNV 2.3 for RHEL 8redhat_csaf
Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHEA-2020:2011
Fixedcontainer-native-virtualization/kubevirt-kvm-info-nfd-plugin@sha256:c491da3af303a528ef73124a6c55dfb4cb34f7dee41727055ca268a30c6d18e7_amd64 as a component of CNV 2.3 for RHEL 8redhat_csaf
Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHEA-2020:2011

cvss

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

7.0

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 4.4–7

v2.04.4mediumAV:L/AC:M/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 3.4 · impact 6.4

v3.17highCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1 · impact 5.9

v3.17highCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · OSV

v3.16.4mediumCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.17highCVSS:3.1/AV:L/AC:H/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-732USprimaryCWE-266USCWE-269USCWE-732USCWE-732US

affected products (7)

Products and version ranges known to be affected.

n/a nmstate/kubernetes-nmstate-handler≤ kubernetes-nmstate-handler-container-v2.3.0-30enisa_euvdEU
nmstate kubernetes-nmstate< 2.3.0nvdUScpe:2.3:a:nmstate:kubernetes-nmstate:*:*:*:*:*:*:*:*
redhat openshift virtualization= 2nvdUScpe:2.3:a:redhat:openshift_virtualization:*:*:*:*:*:*:*:*
Go github.com/nmstate/kubernetes-nmstateall versionsosvUSpkg:golang/github.com/nmstate/kubernetes-nmstate
container-native-virtualization/kubevirt-cpu-model-nfd-plugin@sha256:6205bf74b2bbfceea280c45f465353f0f9e6d8f7087667fc6d069f097794dd2c_amd64 as a component of CNV 2.3 for RHEL 8all versionsfixedredhat_csafUS
container-native-virtualization/kubevirt-cpu-node-labeller@sha256:de06c0fa6a20baea78d05437d5da51690902c93ab7707a4a425c38f67d634d3c_amd64 as a component of CNV 2.3 for RHEL 8all versionsfixedredhat_csafUS
container-native-virtualization/kubevirt-kvm-info-nfd-plugin@sha256:c491da3af303a528ef73124a6c55dfb4cb34f7dee41727055ca268a30c6d18e7_amd64 as a component of CNV 2.3 for RHEL 8all versionsfixedredhat_csafUS

advisories (2)

Vendor and ecosystem advisories describing this.

RHEA-2020:2011Red Hat Enhancement Advisory: CNV 2.3.0 Images2020-05-04csaf · redhat_csafUS
Container-native virtualization release 2.3.0 is now available with updates to packages and images that fix several bugs and add enhancements.
GHSA-jw82-xjgr-g6f8Withdrawn Advisory: kubernetes-nmstate Insecure Privilege Management2022-05-24ghsa · osvUS
## Withdrawn Advisory This advisory has been withdrawn. This link is maintained to preserve external references. ## Original Description An insecure modification vulnerability flaw was found in containers using nmstate/kubernetes-nmstate-handler. An attacker with access to the container could use this flaw to modify /etc/passwd and escalate their privileges. Versions before kubernetes-nmstate-handler-container-v2.3.0-30 are affected.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd osv redhat_csaf NVD CVE.org MITRE

published 2021-06-07modified 2026-06-17

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references (4)

External citations — patches, advisories, analysis.

https://bugzilla.redhat.com/show_bug.cgi?id=1803608 cnnvd
https://kubernetes.io/Patchcnnvd
https://bugzilla.redhat.com/show_bug.cgi?id=1803608 enisa_euvd
https://bugzilla.redhat.com/show_bug.cgi?id=1803608ExploitIssue TrackingThird Party Advisorynvd

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