CVE-2020-2307
Exposure of Sensitive Information to an Unauthorized Actor in Jenkins Kubernetes Plugin
4.3
MEDIUM
CVSS 3.1
EPSS 0.08%
Description
Jenkins Kubernetes Plugin prior to 1.27.4, 1.26.5, 1.25.4.1, and 1.21.6 includes a feature to replace placeholders in pod template and container template fields with environment variable values. This feature allows low-privilege users to access possibly sensitive Jenkins controller environment variables. Kubernetes Plugin 1.27.4, 1.26.5, 1.25.4.1, and 1.21.6 disables this feature.
How to fix CVE-2020-2307
To remediate CVE-2020-2307, upgrade the affected package to a fixed version below.
- —upgrade to 1.27.4 or later
Is CVE-2020-2307 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 1.27.0, < 1.27.4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
References (4)
- ADVISORYnvd.nist.gov/vuln/detail/CVE-2020-2307
- WEBgithub.com/CVEProject/cvelist/blob/381fe967666a5ce01625a7a050427aa4757e3ca6/2020/2xxx/CVE-2020-2307.json
- WEBgithub.com/jenkinsci/kubernetes-plugin/commit/8dadc2168b108eb45c68037fa941d2594da46d79
- WEBwww.jenkins.io/security/advisory/2020-11-04/#SECURITY-1646