What is CVE-2021-40127?

CVE-2021-40127 is a medium-severity vulnerability in Cisco Small Business Smart And Managed Switches, classified under Improper Input Validation. CVSS score: 5.3/10. Published 2021-11-04.

How severe is CVE-2021-40127?

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

Improper input validation in Cisco Small Business Smart And Managed Switches

CVE-2021-40127

A vulnerability in the web-based management interface of Cisco Small Business 200 Series Smart Switches, Cisco Small Business 300 Series Managed Switches, and Cisco Small Business 500 Series Stackable Managed Switches could allow an unauth…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.002 (35.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Cisco Small Business Smart And Managed Switches — versions n/a

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

20211103 Cisco Small Business 200, 300, and 500 Series Switches Web-Based Management Interface Denial of Service Vulnerability (vendor-advisory, x_refsource_CISCO)

Frequently asked questions

What is CVE-2021-40127?: CVE-2021-40127 is a medium-severity vulnerability in Cisco Small Business Smart And Managed Switches, classified under Improper Input Validation. CVSS score: 5.3/10. Published 2021-11-04.
How severe is CVE-2021-40127?: Medium severity. CVSS v3 base score is 5.3 out of 10.