CVE-2024-3242: brizy File Upload RCE — Fix

Description

The Brizy – Page Builder plugin for WordPress is vulnerable to arbitrary file uploads due to missing file extension validation in the validateImageContent function called via storeImages in all versions up to, and including, 2.4.43. This makes it possible for authenticated attackers, with contributor access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible. Version 2.4.44 prevents the upload of files ending in .sh and .php. Version 2.4.45 fully patches the issue.

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CVSS v3.1 Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-434 Unrestricted Upload

Affected Products

Vendor	Product	Versions
brizy	brizy	< 2.4.45

References

Advisories & Patches

Other References

https://www.wordfence.com/threat-intel/vulnerabilities/id/a414de0a-ae44-4955-bd25-ec6ad7860835?source=cve https://www.wordfence.com/threat-intel/vulnerabilities/id/a414de0a-ae44-4955-bd25-ec6ad7860835?source=cve

Frequently Asked Questions

What is CVE-2024-3242? +

The Brizy – Page Builder plugin for WordPress is vulnerable to arbitrary file uploads due to missing file extension validation in the validateImageContent function called via storeImages in all versions up to, and including, 2.4.43. This makes it possible for authenticated attackers, with contributor access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible. Version 2.4.44 prevents the upload of files ending in .sh and .php. Version 2.4.45 fully patches the issue. It has a CVSS v3.1 base score of 8.8 (HIGH).

How severe is CVE-2024-3242? +

CVE-2024-3242 has a CVSS v3.1 score of 8.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-3242? +

CVE-2024-3242 affects products from brizy, specifically: brizy. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-3242? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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