Cisco NX-OS Software CLI Command Injection Vulnerability (CVE-2019-1606)

high Nessus Plugin ID 126073

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 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 user 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 CSCvh85760

See Also

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

http://www.nessus.org/u?25095108

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvh85760

Plugin Details

Severity: High

ID: 126073

File Name: cisco-sa-20190306-nxos-cmdinj-1606.nasl

Version: 1.5

Type: combined

Family: CISCO

Published: 6/21/2019

Updated: 12/13/2019

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-2019-1606

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

Vector: CVSS:3.0/AV:L/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: 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-2019-1606

BID: 107345

CWE: 77

CISCO-SA: cisco-sa-20190306-nxos-cmdinj-1606

IAVA: 2019-A-0159

CISCO-BUG-ID: CSCvh85760