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Cisco FXOS Software CLI Command Injection Vulnerability (cisco-sa-20200226-fpwr-cmdinj)

medium Nessus Plugin ID 134233

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Synopsis

The remote device is missing a vendor-supplied security patch

Description

According to its self-reported version, Cisco Firepower Extensible Operating System (FXOS) is affected by a command injection vulnerability in its command line interface component due to insufficient validation of arguments passed to a specific command. An authenticated, local attacker can exploit this, by issuing specially crafted commands to an affected host, to execute arbitrary commands as root on the host.

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

Solution

Upgrade to the relevant fixed version referenced in Cisco bug ID CSCvo42633

See Also

http://www.nessus.org/u?f935994d

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvo42633

Plugin Details

Severity: Medium

ID: 134233

File Name: cisco-sa-20200226-fpwr-cmdinj.nasl

Version: 1.6

Type: local

Family: CISCO

Published: 3/6/2020

Updated: 3/29/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

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

CVSS Score Source: CVE-2020-3169

CVSS v3

Risk Factor: Medium

Base Score: 6.7

Temporal Score: 5.8

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

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

Vulnerability Information

CPE: cpe:/o:cisco:fxos

Required KB Items: installed_sw/FXOS

Exploit Ease: No known exploits are available

Patch Publication Date: 2/26/2020

Vulnerability Publication Date: 2/26/2020

Reference Information

CVE: CVE-2020-3169

CWE: 78

CISCO-SA: cisco-sa-20200226-fpwr-cmdinj

IAVA: 2020-A-0085

CISCO-BUG-ID: CSCvo42633