XSS in Cisco Small Business Rv Series Router Firmware

CVE-2019-1827

A vulnerability in the Online Help web service of Cisco Small Business RV320 and RV325 Dual Gigabit WAN VPN Routers could allow an unauthenticated, remote attacker to conduct a reflected cross-site scripting (XSS) attack against a user of the service. The vulnerability exists because the Online Help web service of an affected device insufficiently validates user-supplied input. An attacker could exploit this vulnerability by persuading a user of the service to click a malicious link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected service or access sensitive browser-based information.This vulnerability affects Cisco Small Business RV320 and RV325 Dual Gigabit WAN VPN Routers running firmware releases prior to 1.4.2.22.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.013 (67.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-1827?
CVE-2019-1827 is a medium-severity vulnerability in Cisco Small Business Rv Series Router Firmware, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-04-04.
How severe is CVE-2019-1827?
Medium severity. CVSS v3 base score is 6.1 out of 10.