medium4.3
CVE-2020-8551
Allocation of Resources Without Limits or Throttling and Uncontrolled Memory Allocation in Kubernetes
Impact
The Kubelet component in versions 1.15.0-1.15.9, 1.16.0-1.16.6, and 1.17.0-1.17.2 has been found to be vulnerable to a denial of service attack via the kubelet API, including the unauthenticated HTTP read-only API typically served on port 10255, and the authenticated HTTPS API typically served on port 10250.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| go | k8s.io/kubernetes | >= 1.15.0, < 1.15.10 | 1.15.10 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Kubernetes | Kubernetes | from 1.15.0 through 1.15.9 from 1.16.0 through 1.16.6 from 1.17.0 through 1.17.2 |
| Fedoraproject | Fedora | Version 32 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/kubernetes/kubernetes/issues/89377
- https://groups.google.com/forum/#%21topic/kubernetes-security-announce/2UOlsba2g0s
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3SOCLOPTSYABTE4CLTSPDIFE6ZZZR4LX/
- https://security.netapp.com/advisory/ntap-20200413-0003/
- https://github.com/advisories/GHSA-qhm4-jxv7-j9pq
- https://nvd.nist.gov/vuln/detail/CVE-2020-8551
- https://github.com/kubernetes/kubernetes/pull/87913
- https://github.com/kubernetes/kubernetes/commit/9802bfcec0580169cffce2a3d468689a407fa7dc
- https://groups.google.com/forum/#!topic/kubernetes-security-announce/2UOlsba2g0s
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3SOCLOPTSYABTE4CLTSPDIFE6ZZZR4LX/