CVE-2021-36020: Magento Commerce XML Injection Vulnerability In The 'City' Field Could Lead To Remote Code Execution
First published: Tue Aug 10 2021(Updated: )
Magento Commerce versions 2.4.2 (and earlier), 2.4.2-p1 (and earlier) and 2.3.7 (and earlier) are affected by an XML Injection vulnerability in the 'City' field. An unauthenticated attacker can trigger a specially crafted script to achieve remote code execution.
Credit: psirt@adobe.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Adobe Adobe Commerce | >=2.3.0<=2.3.7 | |
| Adobe Adobe Commerce | >=2.4.0<=2.4.2 | |
| Adobe Adobe Commerce | =2.4.2-p1 | |
| Adobe Magento Open Source | >=2.3.0<=2.3.7 | |
| Adobe Magento Open Source | >=2.4.0<=2.4.2 | |
| Adobe Magento Open Source | =2.4.2-p1 |
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Frequently Asked Questions
What is CVE-2021-36020?
CVE-2021-36020 is an XML Injection vulnerability in the 'City' field of Magento Commerce versions 2.4.2 (and earlier), 2.4.2-p1 (and earlier), and 2.3.7 (and earlier).
How severe is CVE-2021-36020?
CVE-2021-36020 has a severity rating of 9.8 (Critical).
How can an attacker exploit CVE-2021-36020?
An unauthenticated attacker can trigger a specially crafted script in the 'City' field to achieve remote code execution.
Which software versions are affected by CVE-2021-36020?
Magento Commerce versions 2.4.2 (and earlier), 2.4.2-p1 (and earlier), and 2.3.7 (and earlier) are affected by CVE-2021-36020.
How can I fix CVE-2021-36020?
To fix CVE-2021-36020, it is recommended to update Magento Commerce to versions 2.4.3, 2.4.2-p2, or 2.3.8, which contain the necessary patches.
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