CVE-2021-21016: OS Command Injection
First published: Thu Feb 11 2021(Updated: )
Magento versions 2.4.1 (and earlier), 2.4.0-p1 (and earlier) and 2.3.6 (and earlier) are vulnerable to OS command injection via the WebAPI. Successful exploitation could lead to remote code execution by an authenticated attacker. Access to the admin console is required for successful exploitation.
Credit: psirt@adobe.com psirt@adobe.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| composer/magento/community-edition | >=2.4.0<2.4.2 | 2.4.2 |
| composer/magento/community-edition | <2.3.6-p1 | 2.3.6-p1 |
| Magento Magento | <2.3.6 | |
| Magento Magento | <2.3.6 | |
| Magento Magento | =2.3.6 | |
| Magento Magento | =2.3.6 | |
| Magento Magento | =2.4.0 | |
| Magento Magento | =2.4.0 | |
| Magento Magento | =2.4.0-p1 | |
| Magento Magento | =2.4.0-p1 | |
| Magento Magento | =2.4.1 | |
| Magento Magento | =2.4.1 |
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Reference Links
- https://nvd.nist.gov/vuln/detail/CVE-2021-21016
- https://helpx.adobe.com/security/products/magento/apsb21-08.html
- https://github.com/magento/magento2/commit/a2eb7e29ea92a8bbc86c3b6b81b59d8533088497
- https://github.com/magento/magento2/commit/a349e022c9ae070e7da262021f9ef182105aa00b
- https://github.com/advisories/GHSA-792f-c8mp-2cr5 (Advisory)
Frequently Asked Questions
What is CVE-2021-21016?
CVE-2021-21016 is a vulnerability in Magento versions 2.4.1 (and earlier), 2.4.0-p1 (and earlier), and 2.3.6 (and earlier) that allows OS command injection via the WebAPI.
How severe is CVE-2021-21016?
CVE-2021-21016 has a severity rating of 9.1 (critical).
What is the impact of CVE-2021-21016?
Successful exploitation of CVE-2021-21016 could lead to remote code execution by an authenticated attacker with access to the admin console.
Which versions of Magento are affected by CVE-2021-21016?
Magento versions 2.4.1 (and earlier), 2.4.0-p1 (and earlier), and 2.3.6 (and earlier) are affected by CVE-2021-21016.
How can I fix CVE-2021-21016?
To fix CVE-2021-21016, it is recommended to update to a patched version of Magento. Refer to the vendor's security advisory for more information.
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