Command Injection in Cisco Systems, Inc products - CVE-2020-3274

Vulnerability identifier: #VU29258

CSH Severity: Low

CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-3274

CWE-ID: CWE-77

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote user to execute arbitrary commands on the system.

The vulnerability exists due to improper input validation in the web-based management interface. A remote administrator can send a specially crafted request and execute arbitrary commands on the target system.

Small Business RV320 Dual Gigabit WAN VPN Router
Small Business RV325 Dual Gigabit WAN VPN Router
Cisco RV082 Dual WAN VPN Router
Cisco RV016 Multi-WAN VPN Router
Cisco RV042 Dual WAN VPN Router
Cisco RV042G Dual Gigabit WAN VPN Router

Install updates from vendor's website.

Small Business RV320 Dual Gigabit WAN VPN Router - update to 1.5.1.11
Small Business RV325 Dual Gigabit WAN VPN Router - update to 1.5.1.11
Cisco RV082 Dual WAN VPN Router - update to 4.2.3.14
Cisco RV016 Multi-WAN VPN Router - update to 4.2.3.14
Cisco RV042 Dual WAN VPN Router - update to 4.2.3.14
Cisco RV042G Dual Gigabit WAN VPN Router - update to 4.2.3.14

• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv-routers-Rj5JRfF8

• Multiple vulnerabilities in Cisco Small Business RV Series Routers