Arbitrary File Upload Vulnerability in FULL - Customer Plugin for WordPress
CVE-2023-4243

8.8HIGH

Key Information:

Vendor

WordPress
Status
Full – Customer
Vendor
CVE Published:
9 August 2023

What is CVE-2023-4243?

The FULL - Customer plugin for WordPress has a vulnerability that allows authenticated attackers with subscriber-level permissions to perform Arbitrary File Upload actions via the /install-plugin REST route. This occurs due to improper authorization mechanisms in place. Malicious users can exploit this vulnerability to install plugins from unauthorized sources onto a WordPress site. The risk is amplified as these plugins could potentially contain harmful code that disrupts the site's functionality and security.

Affected Version(s)

FULL – Customer * <= 2.2.3

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/full-customer/...
https://plugins.trac.wordpress.org/browser/full-customer/...

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Ramuel Gall
.