phpMyFAQ 2.9.8 - Cross-Site Scripting (2)

2017-10-1300:00:00

Ishaq Mohammed

www.exploit-db.com

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

AI Score

6.6

Confidence

High

EPSS

0.006

Percentile

79.3%

JSON

# Exploit Title: phpMyFAQ 2.9.8 Stored XSS
# Vendor Homepage: http://www.phpmyfaq.de/
# Software Link: http://download.phpmyfaq.de/phpMyFAQ-2.9.8.zip
# Exploit Author: Ishaq Mohammed
# Contact: https://twitter.com/security_prince
# Website: https://about.me/security-prince
# Category: webapps
# CVE: CVE-2017-14619

1. Description

Cross-site scripting (XSS) vulnerability in phpMyFAQ through 2.9.8 allows
remote attackers to inject arbitrary web script or HTML via the "Title of
your FAQ" field in the Configuration Module.

http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-14619
https://securityprince.blogspot.fr/2017/10/cve-2017-14619-phpmyfaq-298-cross-site_92.html

2. Proof of Concept

Steps to Reproduce:

   1. Open the affected link http://localhost/phpmyfaq/admin/?action=config
   with logged in user with administrator privileges
   2. Enter the <marquee onscroll=alert(document.cookie)> in the “Title of
   your FAQ field”
   3. Save the Configuration
   4. Login using any other user or simply click on the phpMyFAQ on the
   top-right hand side of the web portal


3. Solution:

The Vulnerability will be fixed in the next release of phpMyFAQ