containernetworking/plugins: IPv6 router advertisements allow for MitM attacks on IPv4 clusters

A vulnerability was found in affected container networking implementations that allow malicious containers in Kubernetes clusters to perform man-in-the-middle MitM attacks. A malicious container can exploit this flaw by sending “rogue” IPv6 router advertisements to the host or other containers, t...

DEBIAN-CVE-2020-10749

A vulnerability was found in all versions of containernetworking/plugins before version 0.8.6, that allows malicious containers in Kubernetes clusters to perform man-in-the-middle MitM attacks. A malicious container can exploit this flaw by sending rogue IPv6 router advertisements to the host or...

CVE-2019-9946

Cloud Native Computing Foundation CNCF CNI Container Networking Interface 0.7.4 has a network firewall misconfiguration which affects Kubernetes. The CNI 'portmap' plugin, used to setup HostPorts for CNI, inserts rules at the front of the iptables nat chains; which take precedence over the KUBE-...

kubernetes: Incorrect rule injection in CNI portmap plugin

Cloud Native Computing Foundation CNCF CNI Container Networking Interface 0.7.4 has a network firewall misconfiguration which affects Kubernetes. The CNI 'portmap' plugin, used to setup HostPorts for CNI, inserts rules at the front of the iptables nat chains; which take precedence over the KUBE-...

DEBIAN-CVE-2019-9946

Cloud Native Computing Foundation CNCF CNI Container Networking Interface 0.7.4 has a network firewall misconfiguration which affects Kubernetes. The CNI 'portmap' plugin, used to setup HostPorts for CNI, inserts rules at the front of the iptables nat chains; which take precedence over the KUBE-...

CVE-2019-9946

Summary: CVE-2019-9946 affects Cloud Native Computing Foundation (CNCF) CNI 0.7.4 used with Kubernetes. The portmap plugin in CNI inserts rules at the front of the iptables nat chains, giving them precedence over the KUBE-SERVICES chain. This could cause HostPort/portmap rules to match traffic ev...