CVE-2020-8554

Name	CVE-2020-8554
Description	Kubernetes API server in all versions allow an attacker who is able to create a ClusterIP service and set the spec.externalIPs field, to intercept traffic to that IP address. Additionally, an attacker who is able to patch the status (which is considered a privileged operation and should not typically be granted to users) of a LoadBalancer service can set the status.loadBalancer.ingress.ip to similar effect.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severity	medium

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
kubernetes (PTS)	bullseye	1.20.2-1	vulnerable
	sid	1.20.5+really1.20.2-1	vulnerable

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
kubernetes	source	(unstable)	(unfixed)

Notes

https://www.openwall.com/lists/oss-security/2020/12/07/5
https://github.com/kubernetes/kubernetes/issues/97076
Server components no longer built since 1.20.5+really1.20.2-1