CVE-2020-3150: Cisco Small Business RV110W and RV215W Series Routers Information Disclosure Vulnerability

Severity: medium (CVSS 5.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-07-16 · updated 2026-06-17
Weakness: CWE-285

Description

A vulnerability in the web-based management interface of Cisco Small Business RV110W and RV215W Series Routers could allow an unauthenticated, remote attacker to download sensitive information from the device, which could include the device configuration. The vulnerability is due to improper authorization of an HTTP request. An attacker could exploit this vulnerability by accessing a specific URI on the web-based management interface of the router, but only after any valid user has opened a specific file on the device since the last reboot. A successful exploit would allow the attacker to view sensitive information, which should be restricted.

Affected products

Cisco Rv110W Firmware: before 1.2.2.8 — fixed in 1.2.2.8
Cisco Rv215W Firmware: before 1.3.1.7 — fixed in 1.3.1.7

How to fix

Upgrade to a fixed version: Cisco Rv110W Firmware 1.2.2.8; Cisco Rv215W Firmware 1.3.1.7. Check the vendor advisory for mitigations.

References

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