CVE-2022-2556 MailChimp for Woocommerce < 2.7.2 - Admin+ SSRF

Low 2.7 Published Updated

High-privilege users can exploit an AJAX action to perform server-side requests, enabling internal network scanning and data access.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2022-2556?

CVE-2022-2556 is a low-severity server-side request forgery vulnerability in Unknown Mailchimp for WooCommerce, published on 29 Aug 2022. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

The Mailchimp for WooCommerce WordPress plugin before 2.7.2 has an AJAX action that allows high privilege users to perform a POST request on behalf of the server to the internal network/LAN, the body of the request is also appended to the response so it can be used to scan private network for example

Weakness: CWE-918

Which versions are affected by CVE-2022-2556?

It affects 1 product.

Products include Mailchimp Mailchimp for Woocommerce.

How do I fix CVE-2022-2556?

No fix has been published for CVE-2022-2556 yet. Limit exposure of the affected software until one is available.

Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.

Is CVE-2022-2556 being exploited?

There is no known exploitation of CVE-2022-2556 in the wild and no public exploit code.

Sources

Also known as GHSA-34p2-9566-jfhx.

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