What is CVE-2020-3406?

CVE-2020-3406 is a medium-severity vulnerability in Cisco Sd-Wan Vmanage, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2020-07-16.

How severe is CVE-2020-3406?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Cisco Sd-Wan Vmanage

CVE-2020-3406

A vulnerability in the web-based management interface of the Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface. The vulnerability exists because the web-based management interface does not properly validate user-supplied input. An attacker could exploit this vulnerability by persuading a user to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the interface or access sensitive, browser-based information.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.008 (53.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Cisco Sd-wan Vmanage — versions n/a
Cisco Sd-wan_firmware

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-2020-3406?: CVE-2020-3406 is a medium-severity vulnerability in Cisco Sd-Wan Vmanage, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2020-07-16.
How severe is CVE-2020-3406?: Medium severity. CVSS v3 base score is 5.4 out of 10.