PT-2023-32722 · WordPress · Essential Blocks

Marc Montpas · Published 2023-12-23 · Updated 2024-01-19 · CVE-2023-6623

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions The Essential Blocks WordPress plugin versions prior to 4.4.3

Description The issue allows unauthenticated attackers to overwrite local variables when rendering templates over the REST API, potentially leading to Local File Inclusion attacks. Approximately 20,704 devices are affected, mainly in the United States and Germany.

Recommendations For versions prior to 4.4.3, update to version 4.4.3 or later to resolve the issue. As a temporary workaround, consider restricting access to the REST API until the update is applied.

Exploit

Fix

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2023-6623

Affected Products

Essential Blocks

References · 9

• 🔥 https://wpscan.com/vulnerability/633c28e0-0c9e-4e68-9424-55c32789b41f · Exploit
• 🔥 https://wpscan.com/blog/file-inclusion-vulnerability-fixed-in-essential-blocks-4-4-3 · Exploit
• https://osv.dev/vulnerability/CVE-2023-6623 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-6623 · Security Note
• https://twitter.com/zoomeye_team/status/1743644595899257212 · Twitter Post
• https://twitter.com/CVEnew/status/1746914241863680295 · Twitter Post
• https://twitter.com/the_pesc/status/1738512955564519859 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1746947094550552777 · Twitter Post
• https://twitter.com/flysec_corp/status/1742505857164960112 · Twitter Post