Vulnerability in Kubernetes
CVE-2019-11243
In Kubernetes v1.12.0-v1.12.4 and v1.13.0, the rest.AnonymousClientConfig() method returns a copy of the provided config, with credentials removed (bearer token, username/password, and client certificate/key data). In the affected versions, rest.AnonymousClientConfig() did not effectively clear service account credentials loaded using rest.InClusterConfig()
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.015 (73.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 73.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
- Kubernetes — versions 1.13.0, v1.13, v1.12
- NetApp Trident
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/kubernetes/kubernetes/issues/76797 (Third Party Advisory)
- www.securityfocus.com/bid/108053 (VDB Entry, Third Party Advisory, vdb-entry)
- security.netapp.com/advisory/ntap-20190509-0002/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2019-11243?
- CVE-2019-11243 is a high-severity vulnerability in Kubernetes, classified under Privilege Dropping / Lowering Errors. CVSS score: 8.1/10. Published 2019-04-22.
- How severe is CVE-2019-11243?
- High severity. CVSS v3 base score is 8.1 out of 10.
- Is CVE-2019-11243 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.