[-] Title: Multiple Cross-Site Scripting Vulnerabilities in Crea8Social Social Network Script [-] Product Description: Crea8Social is the leading social networking software that helps you build your own custom online community. [-] Vulnerability Type: Multiple Cross-Site Scripting Vulnerabilities (Stored and Reflected) [-] Impact and more info: https://www.owasp.org/index.php/Cross-site_Scripting_(XSS ) [-] Version affected: Crea8Social Social Network Script a Pro and Business [-] Test Performed: Quick Trial Security Assessment (not fully tested) [-] Vulnerable Request Type: GET, POST [-] Vulnerable Module/Parameter/Path: 1. Stored Cross-Site Scripting Vulnerability in Crea8Social Post comments 2. Stored Cross-Site Scripting Vulnerability in Crea8Social User Profile 3. Stored Cross-Site Scripting Vulnerability in Crea8Social Posts 4. Reflected Cross-Site Scripting Vulnerability in Search feature: a [Script_Installation_Domain]/search?term=%22%20onmousemove=%22alert(document.domain)%22 a [Script_Installation_Domain]/search/dropdown [-] Payload used: < [-] Blogpost and Proof of concept Videos: a https://www.seekurity.com/blog/general/multiple-cross-site-scripting-vulnerabilities-in-crea8social-social-network-script / a https://www.youtube.com/watch?v=bCf0hO9upto a https://www.youtube.com/watch?v=QqJFh3Ame9g [-] Attack Vectors: a Escalation of Privileges: A normal user can create a bogus (user) account on Crea8Social platform hence hijack the Adminas account and takeover the whole installation. a Client Side JS Code Execution: A normal user can create a bogus (user) account on Crea8Social platform with a stored XSS attack vector which will lead to execute JS code on behalf of all the user types passing by the attackeras public user profile page. a Information Disclosure: A normal user can create a bogus (user) account on Crea8Social platform with a rough stored XSS attack vector to perform client side js code execution on other users sessions hence steal their session cookie or their private information from their accounts. [-] Fix Suggestion: Filter and sanitize all the user supplied inputs. [-] Advisory(s): a CVE-2018-9120 a CVE-2018-9121 a CVE-2018-9122 a CVE-2018-9123 [-] Product URL(s): https://www.crea8social.com / [-] Disclaimer: This bug is subject to Seekurity SAS de C.V. responsible disclosure rules which is a 90-day-disclosure-deadline or NON-Responsive vendor. After 90 days elapse, Non-Responsive vendor detection or a patch has been made broadly available, the bug details will become visible to the public through our official communication channels. *Mohamed Abdelbasset Elnouby*Founder and Cyber Security Advisor at Seekurity SAS de C.V. Contact me at: LinkedIn Facebook Twitter *Let's speak encrypted. Here's my Public Key on PGP Global Directory: * *Click to download * *This e-mail and any attachment contains information which is private and confidential and is intended for the addressee only. If you are not an addressee, you are not authorized to read, copy or use the e-mail or any attachment. If you have received this e-mail in error, please notify the sender by return e-mail and then destroy it.* *El presente documento electrA3nico y cualquier anexo al mismo, contiene informaciA3n confidencial y exclusiva para el destinatario. Si usted no es el destinatario, no estA! autorizado a leer este documento, a copiarlo o usar el presente y sus anexos o bien si usted ha recibido este documento electrA3nico por error, favor de notificar al remitente por este mismo conducto y proceda a eliminar de cualquier archivo este documento electrA3nico.*