CVE-2021-36041 Magento Commerce Improper Input Validation Could Lead To Remote Code Execution

Critical 9.1 Published Updated

An admin attacker can upload a crafted file to the media directory, leading to remote code execution in Magento Commerce.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2021-36041?

CVE-2021-36041 is a critical vulnerability in Adobe Magento Commerce, published on 1 Sep 2021. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

Magento Commerce versions 2.4.2 (and earlier), 2.4.2-p1 (and earlier) and 2.3.7 (and earlier) are affected by an improper input validation vulnerability. An attacker with admin privileges could upload a specially crafted file in the 'pub/media` directory could lead to remote code execution.

Weakness: CWE-20

Which versions are affected by CVE-2021-36041?

8 open source packages ship an affected version, including magento/community-edition and magento/project-community-edition. It affects 2 products.

PackageAffectedFixed in
magento/community-edition PackagistAll versionsNone
magento/community-edition PackagistAll versionsNone
magento/community-edition PackagistAll versions2.3.7-p1
magento/community-edition PackagistAll versions2.3.7-p1
magento/community-edition PackagistFrom 2.4.2-p12.4.2-p2
magento/community-edition PackagistFrom 2.4.2-p12.4.2-p2
2 more packages
magento/project-community-edition PackagistAll versions to 2.0.2None
magento/project-community-edition PackagistAll versions to 2.0.2None

Products include Adobe Adobe Commerce, Adobe Magento Open Source.

How do I fix CVE-2021-36041?

Upgrade magento/community-edition to a fixed version for your release line: 2.3.7-p1 or 2.4.2-p2.

Is CVE-2021-36041 being exploited?

There is no known exploitation of CVE-2021-36041 in the wild and no public exploit code.

Sources

Also known as GHSA-mx5m-j5xr-jg8c.

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