CVE-2021-43408 Information

Description

The \Duplicate Post\ WordPress plugin up to and including version 1.1.9 is vulnerable to SQL Injection. SQL injection vulnerabilities occur when client supplied data is included within an SQL Query insecurely. SQL Injection can typically be exploited to read modify and delete SQL table data. In many cases it also possible to exploit features of SQL server to execute system commands and/or access the local file system. This particular vulnerability can be exploited by any authenticated user who has been granted access to use the Duplicate Post plugin. By default this is limited to Administrators however the plugin presents the option to permit access to the Editor Author Contributor and Subscriber roles.

CVSS Vector

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

Reference

https://appcheck-ng.com/security-advisory-duplicate-post-wordpress-plugin-sql-injection-vulnerability/ https://plugins.trac.wordpress.org/browser/copy-delete-posts/tags/1.2.0/post/handler.php#L510

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8