9.1
CRITICAL
CVE-2021-21016
Magento WebAPI OS Command Injection Vulnerability
Description

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.

INFO

Published Date :

Feb. 11, 2021, 8:15 p.m.

Last Modified :

Nov. 7, 2023, 3:29 a.m.

Remotely Exploitable :

Yes !

Impact Score :

6.0

Exploitability Score :

2.3
Affected Products

The following products are affected by CVE-2021-21016 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Magento magento
1 Adobe magento_commerce
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2021-21016.

URL Resource
https://helpx.adobe.com/security/products/magento/apsb21-08.html Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-21016 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-21016 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added CVSS V3 Adobe Systems Incorporated AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
    Removed CVSS V3.1 Adobe Systems Incorporated AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
  • Initial Analysis by [email protected]

    Feb. 16, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:C/I:C/A:C)
    Changed Reference Type https://helpx.adobe.com/security/products/magento/apsb21-08.html No Types Assigned https://helpx.adobe.com/security/products/magento/apsb21-08.html Vendor Advisory
    Added CWE NIST CWE-78
    Added CPE Configuration OR *cpe:2.3:a:magento:magento:*:*:*:*:commerce:*:*:* versions up to (excluding) 2.3.6 *cpe:2.3:a:magento:magento:*:*:*:*:open_source:*:*:* versions up to (excluding) 2.3.6 *cpe:2.3:a:magento:magento:2.3.6:-:*:*:commerce:*:*:* *cpe:2.3:a:magento:magento:2.3.6:-:*:*:open_source:*:*:* *cpe:2.3:a:magento:magento:2.4.0:-:*:*:commerce:*:*:* *cpe:2.3:a:magento:magento:2.4.0:-:*:*:open_source:*:*:* *cpe:2.3:a:magento:magento:2.4.0:p1:*:*:commerce:*:*:* *cpe:2.3:a:magento:magento:2.4.0:p1:*:*:open_source:*:*:* *cpe:2.3:a:magento:magento:2.4.1:-:*:*:commerce:*:*:* *cpe:2.3:a:magento:magento:2.4.1:-:*:*:open_source:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-21016 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.17 }} 0.05%

score

0.53676

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability