OS Command Injection in Cisco Systems, Inc products - CVE-2022-20708
Published: February 2, 2022 / Updated: March 8, 2022
Vulnerability identifier: #VU60254
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-20708
CWE-ID: CWE-78
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.
The vulnerability exists due to improper input validation within the handling of the update-clients method in the web-based management interface. A remote non-authenticated attacker can send a specially crafted request to the affected device to inject and execute arbitrary commands on the underlying operating system.
Affected software
Cisco RV345P Dual WAN Gigabit VPN Router
Cisco RV345 Dual WAN Gigabit VPN Router
Cisco RV340 Dual WAN Gigabit VPN Router
Cisco RV340W Dual WAN Gigabit Wireless-AC VPN Router
Cisco RV345 Dual WAN Gigabit VPN Router
Cisco RV340 Dual WAN Gigabit VPN Router
Cisco RV340W Dual WAN Gigabit Wireless-AC VPN Router
How to mitigate CVE-2022-20708
Install updates from vendor's website.
Cisco RV345P Dual WAN Gigabit VPN Router - update to 1.0.03.26
Cisco RV345 Dual WAN Gigabit VPN Router - update to 1.0.03.26
Cisco RV340 Dual WAN Gigabit VPN Router - update to 1.0.03.26
Cisco RV340W Dual WAN Gigabit Wireless-AC VPN Router - update to 1.0.03.26
Cisco RV345 Dual WAN Gigabit VPN Router - update to 1.0.03.26
Cisco RV340 Dual WAN Gigabit VPN Router - update to 1.0.03.26
Cisco RV340W Dual WAN Gigabit Wireless-AC VPN Router - update to 1.0.03.26