CVE-2020-3330
CRITICALCisco RV110W < 1.2.2.8 - Unauthenticated RCE via Hard-coded Telnet Credentials
Title source: llmDescription
A vulnerability in the Telnet service of Cisco Small Business RV110W Wireless-N VPN Firewall Routers could allow an unauthenticated, remote attacker to take full control of the device with a high-privileged account. The vulnerability exists because a system account has a default and static password. An attacker could exploit this vulnerability by using this default account to connect to the affected system. A successful exploit could allow the attacker to gain full control of an affected device.
References (1)
Core 1
Core References
Vendor Advisory vendor-advisory
x_refsource_cisco
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv110w-static-cred-BMTWBWTy
Scores
CVSS v3
9.8
EPSS
0.0536
EPSS Percentile
90.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-798
Status
published
Products (1)
cisco/rv110w_wireless-n_vpn_firewall_firmware
< 1.2.2.8
Published
Jul 16, 2020
Tracked Since
Feb 18, 2026