CVE-2019-1843: Cisco RV110W, RV130W, and RV215W Routers Management Interface Denial of Service Vulnerability

Severity: high (CVSS 7.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-06-20 · updated 2026-06-17
Weakness: CWE-20

Description

A vulnerability in the web-based management interface of the Cisco RV110W Wireless-N VPN Firewall, Cisco RV130W Wireless-N Multifunction VPN Router, and Cisco RV215W Wireless-N VPN Router could allow an unauthenticated, remote attacker to cause a reload of an affected device, resulting in a denial of service (DoS) condition. This vulnerability is due to improper validation of user-supplied data in the web-based management interface. An attacker could exploit this vulnerability by sending malicious HTTP requests to a targeted device. A successful exploit could allow the attacker to reload the device and causing a DoS condition.

Affected products

Cisco Rv110W Firmware: before 1.2.2.4 — fixed in 1.2.2.4
Cisco Rv130W Firmware: before 1.0.3.51 — fixed in 1.0.3.51
Cisco Rv215W Firmware: before 1.3.1.4 — fixed in 1.3.1.4

How to fix

Upgrade to a fixed version: Cisco Rv110W Firmware 1.2.2.4; Cisco Rv130W Firmware 1.0.3.51; Cisco Rv215W Firmware 1.3.1.4. Check the vendor advisory for mitigations.

References

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