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Test ID:
Category:Web application abuses
Title:WordPress All in One SEO Pack Plugin < RCE Vulnerability
Summary:The WordPress plugin All in One SEO Pack is prone to a remote; code execution (RCE) vulnerability.
The WordPress plugin All in One SEO Pack is prone to a remote
code execution (RCE) vulnerability.

Vulnerability Insight:
The All in One SEO - Best WordPress SEO Plugin enables
authenticated users with 'aioseo_tools_settings' privilege (most of the time admin) to execute
arbitrary code on the underlying host. Users can restore plugin's configuration by uploading a
backup .ini file in the section 'Tool > Import/Export'. However, the plugin attempts to
unserialize values of the .ini file. Moreover, the plugin embeds Monolog library which can be
used to craft a gadget chain and thus trigger system command execution.

Vulnerability Impact:
An authenticated attacker might execute arbitrary code.

Affected Software/OS:
WordPress All in One SEO Pack plugin prior to version

Update to version or later.

CVSS Score:

CVSS Vector:

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2021-24307
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