CVE-2019-7872 Magento Insufficient authorization check when adding users to company accounts

What is CVE-2019-7872?

CVE-2019-7872 is a medium-severity missing authorization vulnerability in Magento Magento, published on 2 Aug 2019. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

An insecure direct object reference (IDOR) vulnerability exists in Magento 2.1 prior to 2.1.18, Magento 2.2 prior to 2.2.9, Magento 2.3 prior to 2.3.2 due to insufficient authorizations checks. This can be abused by a user with admin privileges to add users to company accounts or modify existing user details.

Weakness: CWE-639

Which versions are affected by CVE-2019-7872?

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

Products include Magento Magento.

How do I fix CVE-2019-7872?

Upgrade magento/community-edition to a fixed version for your release line: 2.1.18, 2.2.9 or 2.3.2.

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

Is CVE-2019-7872 being exploited?

There is no known exploitation of CVE-2019-7872 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 GHSA-pfxv-66r9-4gqw.