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Cisco Small Business RV320 and RV325 Routers Command Injection Vulnerability

cisco-sa-20190123-rv-inject · High · Published · Updated

A vulnerability in the web-based management interface of Cisco Small Business RV320 and RV325 Dual Gigabit WAN VPN Routers could allow an authenticated, remote attacker with administrative privileges on an affected device to execute arbitrary commands. The vulnerability is due to improper validation of user-supplied input. An attacker could exploit this vulnerability by sending malicious HTTP POST requests to the web-based management interface of an affected device. A successful exploit could allow the attacker to execute arbitrary commands on the underlying Linux shell as root. Update, April 4, 2019: The initial fix for this vulnerability was found to be incomplete. The complete fix is now available in Firmware Release 1.4.2.22. Firmware updates that address this vulnerability are currently available. There are no workarounds that address this vulnerability. This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190123-rv-inject

Cisco advisory · CSAF JSON

Workarounds

There are no workarounds that address this vulnerability.
If the Remote Management feature is enabled, Cisco recommends disabling it to reduce exposure. The feature setting is under Firewall > General and is disabled by default. This will disable the web-based management interface on the WAN IP address, which is reachable via the WAN ports. The web-based management interface will continue to be available on the LAN IP address, which is reachable via the LAN ports.

CVEsCVE-2019-1652
Cisco Bug IDsCSCvm78058
CVSS ScoreBase 7.2
Base 7.2 CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:X
Product Names From Source
Cisco Small Business RV Series Router Firmware

Related Products

Product CVE Evidence
Cisco Small Business RV Series Router Firmware CVE-2019-1652 Cisco OpenVuln