Use of hard-coded credentials in Cisco Systems, Inc products - CVE-2020-3330
Published: July 22, 2020
Vulnerability identifier: #VU31750
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-2020-3330
CWE-ID: CWE-798
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain full access to vulnerable system.
The vulnerability exists due to presence of hard-coded credentials in application code in the Telnet service. A remote unauthenticated attacker can access the affected system using the hard-coded credentials.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Cisco Small Business RV130 Series VPN Routers
RV130W Wireless-N Multifunction VPN Router
RV215W Wireless-N VPN Router
RV130W Wireless-N Multifunction VPN Router
RV215W Wireless-N VPN Router
How to mitigate CVE-2020-3330
Install updates from vendor's website.
Cisco Small Business RV130 Series VPN Routers - update to 1.2.2.8
RV130W Wireless-N Multifunction VPN Router - update to 1.2.2.8
RV215W Wireless-N VPN Router - update to 1.2.2.8
RV130W Wireless-N Multifunction VPN Router - update to 1.2.2.8
RV215W Wireless-N VPN Router - update to 1.2.2.8