CVE-2021-4347 Advanced Shipment Tracking for WooCommerce <= 3.2.6 - Authenticated WordPress Options Change

Critical 9.9 Published Updated

Authenticated users, including customers, can arbitrarily update any WordPress option due to missing authorization checks in the Advanced Shipment Tracking plugin.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2021-4347?

CVE-2021-4347 is a critical missing authorization vulnerability in zorem Advanced Shipment Tracking for WooCommerce, published on 7 Jun 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The function update_shipment_status_email_status_fun in the plugin Advanced Shipment Tracking for WooCommerce in versions up to 3.2.6 is vulnerable to authenticated arbitrary options update. The function allows attackers (including those at customer level) to update any WordPress option in the database. Version 3.2.5 was initially released as a fix, but doesn't fully address the issue.

Weakness: CWE-862

Which versions are affected by CVE-2021-4347?

It affects 1 product.

Products include Zorem Advanced Shipment Tracking for Woocommerce.

How do I fix CVE-2021-4347?

No fix has been published for CVE-2021-4347 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2021-4347 being exploited?

There is no known exploitation of CVE-2021-4347 in the wild and no public exploit code.

Sources

Also known as GHSA-9cp6-9c8r-555x.

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