CVE-2020-8555 | BDVDB-2026-136739 Detail
KubernetesKubernetes
Description#
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).
Impact#
Per CVSS v3.1: confidentiality impact high, integrity impact none, availability impact none. Attack vector: network.
Weaknesses#
- CWE-918 Server-Side Request Forgery (SSRF)
References#
- http://www.openwall.com/lists/oss-security/2020/06/01/4
- https://groups.google.com/d/topic/kubernetes-security-announce/kEK27tqqs30/discussion
- https://github.com/kubernetes/kubernetes/issues/91542
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3SOCLOPTSYABTE4CLTSPDIFE6ZZZR4LX/
- https://security.netapp.com/advisory/ntap-20200724-0005/
- http://www.openwall.com/lists/oss-security/2021/05/04/8
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.