Description

WordPress Plugin Delete Duplicate Posts is prone to a security bypass vulnerability. Exploiting this issue may allow attackers to perform otherwise restricted actions and subsequently perform a variety of the plugin's actions or even take over a website. WordPress Plugin Delete Duplicate Posts version 4.1.9.4 is vulnerable; prior versions may also be affected.

Remediation

Update to plugin version 4.1.9.5 or latest

References

https://www.pluginvulnerabilities.com/2019/02/26/hackers-are-probably-already-exploiting-this-authenticated-option-update-vulnerability-just-fixed-in-freemius/

https://github.com/Freemius/wordpress-sdk/commit/50a7ca3d921d59e1d2b39bb6ab3c6c7efde494b8

https://plugins.svn.wordpress.org/delete-duplicate-posts/trunk/readme.txt

Related Vulnerabilities

Plone CMS Permissions, Privileges, and Access Controls Vulnerability (CVE-2016-4043)

MediaWiki Cross-Site Request Forgery (CSRF) Vulnerability (CVE-2012-5394)

WordPress 4.6.x Multiple Vulnerabilities (4.6 - 4.6.21)

WordPress Plugin Media Usage Cross-Site Scripting (0.0.4)

WordPress Plugin Google Adsense and Hotel Booking Open Proxy (1.0.5)

Severity

High

Classification

CWE-264 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Tags

Missing Update Authentication Bypass