SB2018070211 - Arbitrary file upload in WP Live Chat Support plugin for WordPress
Published: July 2, 2018 Updated: May 17, 2019
Security Bulletin ID
SB2018070211
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Arbitrary file upload (CVE-ID: CVE-2018-12426)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to absent validation of file extension when uploading files via v1/remote_upload request. A remote attacker can upload and execute arbitrary .php file on the server and execute it.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Remediation
Install update from vendor's website.