Permissions, Privileges, and Access Controls in Mesmerize and Materialis - #VU23334
Published: December 3, 2019
Vulnerability identifier: #VU23334
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to escalate privileges on the system.
The vulnerability exists due to the "companion_disable_popup" function only checks the nonce and will pass two user input, $_POST['value'] and $_POST['option'], to the "update_option" function. A remote authenticated attacker can copy the nonce, use it to send an AJAX request and modify WordPress core options in the "wp_options" table.
Affected software
Mesmerize
Materialis
Materialis
Remediation
Install updates from vendor's website.
Mesmerize - update to 1.6.90
Materialis - update to 1.0.173
Materialis - update to 1.0.173