Cisco Small Business RV Series RCE (cisco-sa-rv-rce-m4FEEGWX)

high Nessus Plugin ID 139067

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 an remote command execution (RCE) vulnerability due to improper validation of user data. An authenticated remote attacker can exploit this, via HTTP requests, to execute arbitrary code with high level privilage. 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.

See Also

http://www.nessus.org/u?c3bf0372

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvr94660

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvr96222

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvr96225

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvr96232

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvr96235

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvr96242

Plugin Details

Severity: High

ID: 139067

File Name: cisco-sa-rv-rce-m4FEEGWX.nasl

Version: 1.16

Type: remote

Family: CISCO

Published: 7/29/2020

Updated: 3/29/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 6.7

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

CVSS Score Source: CVE-2020-3146

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

Vector: CVSS:3.0/AV:N/AC:L/PR:L/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

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

Exploit Ease: No known exploits are available

Patch Publication Date: 6/15/2020

Vulnerability Publication Date: 6/15/2020

Reference Information

CVE: CVE-2020-3145, CVE-2020-3146