CVE-2020-8555
Server Side Request Forgery (SSRF) in Kubernetes in k8s.io/kubernetes
6.3
MEDIUM
CVSS 3.1
EPSS 8.6%
Description
The Kubernetes kube-controller-manager in versions v1.0-1.14, versions prior to v1.15.12, v1.16.9, v1.17.5, and version v1.18.0 are vulnerable to a Server Side Request Forgery (SSRF) that allows certain authorized users to leak up to 500 bytes of arbitrary information from unprotected endpoints within the master's host network (such as link-local or loopback services).
How to fix CVE-2020-8555
To remediate CVE-2020-8555, upgrade the affected package to a fixed version below.
- —upgrade to 1.18.2-1 or later
- —upgrade to 1.18.1 or later
- —upgrade to 1.15.12 or later
Is CVE-2020-8555 being exploited?
Moderate — EPSS is 8.6%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (3)
- from 0, < 1.18.2-1
- >= 1.18.0, < 1.18.1
- from 0, < 1.15.12, >= 1.16.0, < 1.16.9, >= 1.17.0, < 1.17.4, >= 1.18.0, < 1.18.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.3 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N |