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CVE-2020-2309

14
FAUCET Score

CVE-2020-2309 describes a missing or incorrect permission check in Jenkins Kubernetes Plugin versions 1.27.3 and earlier. This flaw allows authenticated attackers with Overall/Read permissions to enumerate credential IDs stored within Jenkins. Rated as Medium severity with a CVSS score of 4.3, the vulnerability has a low attack complexity and requires user authentication, but can lead to information disclosure. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.27.3CPE matchmatch criteria
cpe:2.3:a:jenkins:kubernetes:*:*:*:*:*:jenkins:*:*

CVSS Data

CVSS version used by this source: 3.1

4.3MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.13%
Probability of exploitation in next 30 days
EPSS Percentile
63.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0113 is in the 77th percentile among its peer group of 21,974 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (8)

mavenpatch availablevia ghsa
Product: org.csanchez.jenkins.plugins:kubernetesFixed in: 1.21.6
mavenpatch availablevia ghsa
Product: org.csanchez.jenkins.plugins:kubernetesFixed in: 1.27.4
mavenpatch availablevia ghsa
Product: org.csanchez.jenkins.plugins:kubernetesFixed in: 1.26.5
mavenpatch availablevia ghsa
Product: org.csanchez.jenkins.plugins:kubernetesFixed in: 1.25.4.1
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Container Platform 4.6Fixed in: jenkins-2-plugins-0:4.6.1609853716-1.el8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Container Platform 3.11Fixed in: jenkins-2-plugins-0:3.11.1612862361-1.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Container Platform 4.5Fixed in: jenkins-2-plugins-0:4.5.1610108899-1.el7
View patch
jenkinsvendor investigatingvia nvd_reference
View patch

Vendor Advisories (2)

mavenGHSA-g2r3-4g8q-h5rjmedium

Missing authorization in Jenkins Kubernetes Plugin

May 24, 2022
redhatCVE-2020-2309Moderate

jenkins-2-plugins/kubernetes: Missing permission check in Kubernetes Plugin allows enumerating credentials IDs

Nov 4, 2020

References

jenkins.io / security/advisory/2020-11-04
Vendor Advisory