Vulnerability in Kubernetes

CVE-2020-8554

Kubernetes API server in all versions allow an attacker who is able to create a ClusterIP service and set the spec.externalIPs field, to intercept traffic to that IP address. Additionally, an attacker who is able to patch the status (which…

EPSS: 0.253 (96.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-8554?
CVE-2020-8554 is a medium-severity vulnerability in Kubernetes, classified under CWE-283. CVSS score: 6.3/10. Published 2021-01-21.
How severe is CVE-2020-8554?
Medium severity. CVSS v3 base score is 6.3 out of 10.
Is CVE-2020-8554 known to be exploited?
41 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.