What is CVE-2020-3121?

CVE-2020-3121 is a medium-severity vulnerability in Cisco 550x Series Stackable Managed Switches, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-01-26.

How severe is CVE-2020-3121?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Cisco 550x Series Stackable Managed Switches

CVE-2020-3121

A vulnerability in the web-based management interface of Cisco Small Business Smart and Managed Switches could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface. The vu…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.011 (61.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2020-3121?: CVE-2020-3121 is a medium-severity vulnerability in Cisco 550x Series Stackable Managed Switches, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-01-26.
How severe is CVE-2020-3121?: Medium severity. CVSS v3 base score is 6.1 out of 10.