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Cisco NX-OS Software CLI Command Injection Vulnerability (CVE-2019-1613)

medium Nessus Plugin ID 132055

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Synopsis

The remote device is missing a vendor-supplied security patch

Description

According to its self-reported version, Cisco NX-OS Software is affected by a vulnerability in the CLI of Cisco NX-OS Software that could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system of an affected device.The vulnerability is due to insufficient validation of arguments passed to certain CLI commands. An attacker could exploit this vulnerability by including malicious input as the argument of an affected command. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system with elevated privileges. An attacker would need valid administrator credentials to exploit this vulnerability.

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 CSCvj63807, CSCvj65654, CSCvk50903, and CSCvk50906.

See Also

http://www.nessus.org/u?4f5871d9

http://tools.cisco.com/security/center/viewErp.x?alertId=ERP-70757

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvj63807

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvj65654

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvk50903

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvk50906

Plugin Details

Severity: Medium

ID: 132055

File Name: cisco-sa-20190306-nxos-cmdinj-1613.nasl

Version: 1.4

Type: combined

Family: CISCO

Published: 12/13/2019

Updated: 12/16/2019

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

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

CVSS Score Source: CVE-2019-1613

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:nx-os

Required KB Items: Host/Cisco/NX-OS/Version, Host/Cisco/NX-OS/Model, Host/Cisco/NX-OS/Device

Exploit Ease: No known exploits are available

Patch Publication Date: 3/6/2019

Vulnerability Publication Date: 3/6/2019

Reference Information

CVE: CVE-2019-1613

BID: 107392