Information disclosure in Kubernetes
CVE-2020-8564
In Kubernetes clusters using a logging level of at least 4, processing a malformed docker config file will result in the contents of the docker config file being leaked, which can include pull secrets or other registry credentials. This affects < v1.19.3, < v1.18.10, < v1.17.13.
EPSS: 0.005 (37.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Kubernetes — versions < 1.19.3, < 1.18.10, < 1.17.13
Weakness classification (CWE)
Public proof-of-concept exploits
References
- jordan@liggitt.net (mailing-list, x_refsource_MLIST, Patch, Mailing List, Third Party Advisory)
- jordan@liggitt.net (x_refsource_CONFIRM, Third Party Advisory)
- jordan@liggitt.net (x_refsource_CONFIRM, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-8564?
- CVE-2020-8564 is a medium-severity vulnerability in Kubernetes, classified under Insertion of Sensitive Information into Log File. CVSS score: 4.7/10. Published 2020-12-07.
- How severe is CVE-2020-8564?
- Medium severity. CVSS v3 base score is 4.7 out of 10.
- Is CVE-2020-8564 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.