PT-2021-2185 · Adobe · Magento

Published 2021-02-09 · Updated 2024-03-06 · CVE-2021-21019

Positive Technologies (AI Summary)

CVSS v3.1

9.1

Critical

Base vector

AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: Magento versions 2.4.1 and earlier Magento versions 2.4.0-p1 and earlier Magento versions 2.3.6 and earlier

Description: The issue is related to XML injection in the Widgets module of Magento. Successful exploitation could lead to arbitrary code execution by an authenticated attacker. Access to the admin console is required for successful exploitation. The vulnerability is associated with errors in processing XML requests, which can allow a remote attacker to execute arbitrary code.

Recommendations: For Magento versions 2.4.1 and earlier, update to a version that fixes the XML injection issue in the Widgets module. For Magento versions 2.4.0-p1 and earlier, update to a version that fixes the XML injection issue in the Widgets module. For Magento versions 2.3.6 and earlier, update to a version that fixes the XML injection issue in the Widgets module. As a temporary workaround, consider restricting access to the admin console to minimize the risk of exploitation.

Fix

Weakness Enumeration

CWE-91

Related Identifiers

BDU:2021-01094

BIT-MAGENTO-2021-21019

CVE-2021-21019

GHSA-MW95-GMW4-883P

Affected Products

Magento

References · 8

• https://nvd.nist.gov/vuln/detail/CVE-2021-21019 · Security Note
• https://helpx.adobe.com/security/products/magento/apsb21-08.html · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-mw95-gmw4-883p · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-21019 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-01094 · Security Note
• https://osv.dev/vulnerability/BIT-magento-2021-21019 · Vendor Advisory
• https://github.com/magento/magento2 · Note
• https://t.me/cibsecurity/23471 · Telegram Post