GHSA-x6mj-w4jf-jmgw
Server Side Request Forgery (SSRF) in Kubernetes
Packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| Go | k8s.io/kubernetes | >= 1.18.0, < 1.18.1 | 1.18.1 |
| Go | k8s.io/kubernetes | >= 1.17.0, < 1.17.4 | 1.17.4 |
| Go | k8s.io/kubernetes | >= 1.16.0, < 1.16.9 | 1.16.9 |
| Go | k8s.io/kubernetes | < 1.15.12 | 1.15.12 |
Details
As written in the advisory (Markdown source, shown as plain text).
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).
References
External links from the advisory. They lead to third-party sites.
- https://nvd.nist.gov/vuln/detail/CVE-2020-8555
- https://github.com/kubernetes/kubernetes/issues/91542
- https://github.com/kubernetes/kubernetes/pull/89794
- https://groups.google.com/d/topic/kubernetes-security-announce/kEK27tqqs30/discussion
- https://lists.fedoraproject.org/archives/list/[email protected]/message/3SOCLOPTSYABTE4CLTSPDIFE6ZZZR4LX
- https://security.netapp.com/advisory/ntap-20200724-0005
- http://www.openwall.com/lists/oss-security/2020/06/01/4
- http://www.openwall.com/lists/oss-security/2021/05/04/8