CVE-2021-28567 Magento Commerce improper authorization allows an authenticated user to perform certain functions without permission

What is CVE-2021-28567?

CVE-2021-28567 is a medium-severity missing authorization vulnerability in Magento Magento, published on 8 Sep 2021. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Magento versions 2.4.2 (and earlier), 2.4.1-p1 (and earlier) and 2.3.6-p1 (and earlier) are vulnerable to an Improper Authorization vulnerability in the customers module. Successful exploitation could allow a low-privileged user to modify customer data. Access to the admin console is required for successful exploitation.

Weakness: CWE-863, CWE-285

Which versions are affected by CVE-2021-28567?

7 open source packages ship an affected version, including magento/community-edition, magento and magento/project-community-edition. It affects 1 product.

Products include Magento Magento.

How do I fix CVE-2021-28567?

Upgrade magento/community-edition to a fixed version for your release line: 2.3.7 or 2.4.2-p1.

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

Is CVE-2021-28567 being exploited?

There is no known exploitation of CVE-2021-28567 in the wild and no public exploit code.

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Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as BIT-magento-2021-28567, GHSA-cc3w-r3w8-hfh7.