Command Injection in Cisco Systems, Inc products - CVE-2021-1317
Published: February 4, 2021
Vulnerability identifier: #VU50331
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-2021-1317
CWE-ID: CWE-77
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to execute arbitrary commands on the target system.
The vulnerability exists due to improper input validation in the web-based management interface. A remote administrator can send a specially crafted HTTP request and execute arbitrary commands on the target system.
Affected software
Cisco RV016 Multi-WAN VPN Router
Cisco RV042 Dual WAN VPN Router
Cisco RV042G Dual Gigabit WAN VPN Router
Cisco RV082 Dual WAN VPN Router
Small Business RV320 Dual Gigabit WAN VPN Router
Small Business RV325 Dual Gigabit WAN VPN Router
Cisco RV042 Dual WAN VPN Router
Cisco RV042G Dual Gigabit WAN VPN Router
Cisco RV082 Dual WAN VPN Router
Small Business RV320 Dual Gigabit WAN VPN Router
Small Business RV325 Dual Gigabit WAN VPN Router
How to mitigate CVE-2021-1317
Install updates from vendor's website.
Small Business RV320 Dual Gigabit WAN VPN Router - update to 1.5.1.13
Small Business RV325 Dual Gigabit WAN VPN Router - update to 1.5.1.13
Small Business RV325 Dual Gigabit WAN VPN Router - update to 1.5.1.13