SiteGround Optimizer <= 5.0.12 - Missing Authorization

9.8
Missing Authorization
CVE CVE-2019-25217
CVSS 9.8 (Critical)
Publicly Published March 14, 2019
Last Updated October 16, 2024
Researcher Marc-Alexandre Montpas - Sucuri

Description

The SiteGround Optimizer plugin for WordPress is vulnerable to authorization bypass leading to Remote Code Execution and Local File Inclusion in versions up to, and including, 5.0.12 due to incorrect use of an access control attribute on the switch_php function called via the /switch-php REST API route. This allows attackers to include and execute arbitrary files on the server, allowing the execution of any PHP code in those files. This can be used to bypass access controls, obtain sensitive data, or achieve code execution in cases where images and other “safe” file types can be uploaded and included.

Wordfence blocked 1,750 attacks targeting this vulnerability in the past 24 hours.

References

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Vulnerability Details for Speed Optimizer – The All-In-One Performance-Boosting Plugin

Software Type Plugin
Software Slug sg-cachepress (view on wordpress.org)
Patched? Yes
Remediation Update to version 5.0.13, or a newer patched version
Affected Version
  • < 5.0.13
Patched Version
  • 5.0.13

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