Frog CMS 0.9.5 Persistent Cross-Site Scripting

2018.04.27
Credit: Wenming Jiang
Risk: Low
Local: No
Remote: Yes
CWE: CWE-79


CVSS Base Score: 3.5/10
Impact Subscore: 2.9/10
Exploitability Subscore: 6.8/10
Exploit range: Remote
Attack complexity: Medium
Authentication: Single time
Confidentiality impact: None
Integrity impact: Partial
Availability impact: None

# Exploit Title: Frog CMS 0.9.5 has a stored Cross Site Scripting Vulnerability via "Admin Site title" in Settings # Date: 2018-04-23 # Exploit Author: Wenming Jiang # Vendor Homepage: https://github.com/philippe/FrogCMS # Software Link: https://github.com/philippe/FrogCMS # Version: 0.9.5 # Tested on: php 5.6, apache2.2.29, macos 10.12.6 # CVE :CVE-2018-10321 Description: Frog CMS 0.9.5 has a stored Cross Site Scripting Vulnerability when an attacker has access to Settings page, and enters the payload via "Admin Site title" in Settings. Steps to replicate: log into the system as an administrator role; enter page: http://your_site/frogcms/admin/?/setting, and click Settings option; navigate to "Admin Site title" section enter payload as shown in below section: Frog CMS1</a><img src=1 onerror="alert()" /><a> visit http://your_site/frogcms/admin/?/login, you will triage JavaScript execution Exploit Code: Frog CMS1</a><img src=1 onerror="alert()" /><a> Impacts: Anyone who visit the target page will be affected to triage JavaScript code, including administrator, editor, developer, and guest. Affected Version: 0.9.5 Affected URL: http://your_site/frogcms/admin/?/login


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