CVE-2019-8141 Magento 2 Community Edition RCE Vulnerability

What is CVE-2019-8141?

CVE-2019-8141 is a high-severity unsafe deserialization vulnerability in Magento Magento, published on 5 Nov 2019. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

A remote code execution vulnerability exists in Magento 2.1 prior to 2.1.19, Magento 2.2 prior to 2.2.10, Magento 2.3 prior to 2.3.3. An authenticated user with administrative privileges (system level import) can execute arbitrary code through a Phar deserialization vulnerability in the import functionality.

Weakness: CWE-502

Which versions are affected by CVE-2019-8141?

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-2019-8141?

Upgrade magento/community-edition to a fixed version for your release line: 2.1.19, 2.2.10 or 2.3.3.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2019-8141 being exploited?

There is no known exploitation of CVE-2019-8141 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 GHSA-9wr9-fw9v-8fgr.