WordPress Snazzy Maps plugin versions 1.1.3 and below suffer from a cross site scripting vulnerability.
6a5b64bad9af84f0198e0b9105045392DefenseCode ThunderScan SAST Advisory: WordPress Snazzy Maps Plugin
Multiple XSS Security Vulnerabilities
Advisory ID: DC-2018-05-006
Advisory Title: WordPress Snazzy Maps Plugin Multiple XSS
Vulnerabilities
Advisory URL: http://www.defensecode.com/advisories.php
Software: WordPress Snazzy Maps plugin
Language: PHP
Version: 1.1.3 and below
Vendor Status: Vendor contacted, no response
Release Date: 2018/07/24
Risk: Medium
1. General Overview
===================
During the security audit of Snazzy Maps plugin for WordPress CMS,
multiple Cross-Site Scripting (XSS) vulnerabilities were discovered
using DefenseCode ThunderScan application source code security
analysis platform.
More information about ThunderScan is available at URL:
http://www.defensecode.com
2. Software Overview
====================
According to the plugin developers, Snazzy Maps can apply styles to
your Google Maps with the official Snazzy Maps WordPress plugin.
According to wordpress.org, it has more than 60,000 active installs.
Homepage:
https://wordpress.org/plugins/snazzy-maps/
3. Vulnerability Description
============================
During the security analysis, ThunderScan discovered
multiple Cross-Site Scripting vulnerabilities in Snazzy Maps
WordPress plugin.
The Cross-Site Scripting vulnerability can enable the attacker to
construct the URL that contains malicious JavaScript code. If the
administrator of the site makes a request to such an URL, the
attacker's code will be executed, with unrestricted access to the
WordPress site in question. The attacker can entice the administrator
to visit the URL in various ways, including sending the URL by email,
posting it as a part of the comment on the vulnerable site or another
forum.
3.1 Cross-Site Scripting
Vulnerable Function: echo()
Vulnerable Variable: $_GET['text']
Vulnerable URL:
http://vulnerablesite.com/wp-admin/themes.php?page=snazzy_maps&tab=1&text="></script><script>alert(42)</script>
File: snazzy-maps/admin/explore.php
---------
28 $text = isset($_GET['text']) ? $_GET['text'] : '';
...
34 <input name="text" type="text" placeholder="Search..."
value="<?php echo $text ?>"/>
---------
3.2 Cross-Site Scripting
Vulnerable Function: echo()
Vulnerable Variable: $_GET['tab']
Vulnerable URL:
http://vulnerablesite.com/wp-admin/themes.php?page=snazzy_maps&tab=1"></script><script>alert(42)</script>
File: snazzy-maps/admin/index.php
---------
69 $active_tab = isset($_GET['tab']) ? $_GET['tab'] : '0';
...
98 <a href="?page=snazzy_maps&tab=<?php echo $active_tab;
?>&welcome=hide" class="welcome-panel-close">Dismiss</a>
---------
4. Solution
===========
All users are strongly advised to update WordPress Snazzy Maps plugin
to the latest available version as soon as the vendor releases an
update that fixes the vulnerabilities.
5. Credits
==========
Discovered by Neven Biruski using DefenseCode ThunderScan source code
security analyzer.
6. Disclosure Timeline
======================
2018/05/21 Vulnerabilities discovered
2018/05/21 Vendor contacted
2018/07/24 Advisory released to the public
7. About DefenseCode
====================
DefenseCode L.L.C. delivers products and services designed to analyze
and test web, desktop and mobile applications for security
vulnerabilities.
DefenseCode ThunderScan is a SAST (Static Application Security
Testing, WhiteBox Testing) solution for performing extensive security
audits of application source code. ThunderScan SAST performs fast and
accurate analyses of large and complex source code projects delivering
precise results and low false positive rate.
DefenseCode WebScanner is a DAST (Dynamic Application Security
Testing, BlackBox Testing) solution for comprehensive security audits
of active web applications. WebScanner will test a website's security
by carrying out a large number of attacks using the most advanced
techniques, just as a real attacker would.
Subscribe for free software trial on our website
http://www.defensecode.com/ .
E-mail: defensecode[at]defensecode.com
Website: http://www.defensecode.com
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