Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote Command Execution (cisco-sa-rv-rce-AQKREqp)

critical Nessus Plugin ID 139664

Synopsis

The remote device is missing a vendor-supplied security patch

Description

According to its self-reported version, Cisco Small Business RV Series Router Firmware is affected by default remote command execution vulnerability. The vulnerability is due to improper validation of user-supplied input in the web- based management interface. A remote, unauthenticated attacker could exploit this vulnerability by sending crafted HTTP requests to a targeted device. A successful exploit could allow the attacker to execute arbitrary code as the root user on the underlying operating system of the affected device.

Please see the included Cisco BIDs and Cisco Security Advisory for more information.

Solution

Upgrade to the relevant fixed version referenced in Cisco bug IDs CSCvr97864, CSCvr97884, CSCvr97889

See Also

http://www.nessus.org/u?aefecfc3

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvr97864

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvr97884

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvr97889

Plugin Details

Severity: Critical

ID: 139664

File Name: cisco-sa-rv-rce-AQKREqp.nasl

Version: 1.12

Type: remote

Family: CISCO

Published: 8/18/2020

Updated: 3/29/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2020-3323

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: x-cpe:/o:cisco:small_business_rv_series_router_firmware, cpe:/h:cisco:small_business_router

Required KB Items: Cisco/Small_Business_Router/Version, Cisco/Small_Business_Router/Model

Exploit Ease: No known exploits are available

Patch Publication Date: 7/15/2020

Vulnerability Publication Date: 7/15/2020

Reference Information

CVE: CVE-2020-3323

CWE: 119

CISCO-SA: cisco-sa-rv-rce-AQKREqp

IAVA: 2020-A-0331

CISCO-BUG-ID: CSCvr97864, CSCvr97884, CSCvr97889