CVE-2020-9587 Magento authorization bypass vulnerability

What is CVE-2020-9587?

CVE-2020-9587 is a high-severity missing authorization vulnerability in Magento Magento, published on 26 Jun 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Magento versions 2.3.4 and earlier, 2.2.11 and earlier (see note), 1.14.4.4 and earlier, and 1.9.4.4 and earlier have an authorization bypass vulnerability. Successful exploitation could lead to potentially unauthorized product discounts.

Which versions are affected by CVE-2020-9587?

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

Products include Magento Magento.

How do I fix CVE-2020-9587?

Upgrade magento/community-edition to 2.3.4-p2 or later.

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

Is CVE-2020-9587 being exploited?

There is no known exploitation of CVE-2020-9587 in the wild and no public exploit code.

Other vulnerabilities in Magento Magento

• CVE-2020-9664 Magento php object injection vulnerability Critical 9.8
• CVE-2020-9576 Magento command injection vulnerability Critical 9.8
• CVE-2020-9578 Magento command injection vulnerability Critical 9.8
• CVE-2020-9579 Magento Security mitigation bypass vulnerability Critical 9.8
• CVE-2020-9580 Magento Security mitigation bypass vulnerability Critical 9.8

All Magento Magento vulnerabilities

Sources

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

Also known as BIT-magento-2020-9587, GHSA-8wm7-h2qh-ff4c.