Cisco Small Business Routers Command Shell Injection (cisco-sa-cmd-shell-injection-9jOQn9Dy)

high Nessus Plugin ID 139927

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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 a command shell injection vulnerability in the web-based management interface due to insufficient input validation of user-supplied data. An attacker could exploit this vulnerability by sending a crafted request to the web-based management interface of an affected device in order to execute arbitrary shell commands or scripts with root privileges.

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 CSCvs50846, CSCvs50849, CSCvs50853

Plugin Details

Severity: High

ID: 139927

File Name: cisco-sa-cmd-shell-injection-9jOQn9Dy.nasl

Version: 1.12

Type: local

Family: CISCO

Published: 8/28/2020

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-2020-3332

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: 7/15/2020

Vulnerability Publication Date: 7/15/2020

Reference Information

CVE: CVE-2020-3332

CWE: 78

CISCO-SA: cisco-sa-cmd-shell-injection-9jOQn9Dy

CISCO-BUG-ID: CSCvs50846, CSCvs50849, CSCvs50853

Detections

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