What is CVE-2021-21020?

CVE-2021-21020 is a medium-severity vulnerability in Adobe Magento Commerce, classified under Improper Access Control. CVSS score: 5.3/10. Published 2021-02-11.

How severe is CVE-2021-21020?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Adobe Magento Commerce

CVE-2021-21020

Magento versions 2.4.1 (and earlier), 2.4.0-p1 (and earlier) and 2.3.6 (and earlier) are vulnerable to an access control bypass vulnerability in the Login as Customer module. Successful exploitation could lead to unauthorized access to restricted resources.

EPSS: 0.024 (82.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N.

Affected products

Adobe Magento Commerce — versions unspecified
Magento — versions 2.3.6, 2.4.0, 2.4.1

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

psirt@adobe.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-21020?: CVE-2021-21020 is a medium-severity vulnerability in Adobe Magento Commerce, classified under Improper Access Control. CVSS score: 5.3/10. Published 2021-02-11.
How severe is CVE-2021-21020?: Medium severity. CVSS v3 base score is 5.3 out of 10.