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Vulnerability · Published Sep 1, 2021 · Assigned by adobe

CVE-2021-36040Magento Commerce Improper Input Validation Could Lead To Remote Code Execution

Critical 9.1

In plain English

A critical-severity improper input validation in Magento Commerce from Adobe. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.9% (higher than 87% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)9.1Critical
Exploit odds (30 days)2.9%top 13.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

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 can upload a specially crafted file to bypass file extension restrictions and could lead to remote code execution.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Packagistmagento/community-editionno fix listedGHSA-2pq5-gpqf-g4r3
Packagistmagento/community-edition2.4.2-p2GHSA-2pq5-gpqf-g4r3
Packagistmagento/community-editionno fix listedGHSA-2pq5-gpqf-g4r3
Packagistmagento/community-edition2.3.7-p1GHSA-2pq5-gpqf-g4r3
Packagistmagento/project-community-editionno fix listedGHSA-2pq5-gpqf-g4r3

Affected products (as reported)

VendorProductVersions
Adobe Magento Commerce unspecified – through 2.4.2unspecified – through 2.4.2-p1unspecified – through 2.3.7unspecified – through None

Weakness: CWE-20 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

References