Cisco NX-OS Software Command Injection (CVE-2019-1784)

medium Nessus Plugin ID 130768

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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 command injection vulnerability due to insufficient validation of arguments passed to a specific CLI command on an affected device. An unauthenticated, local attacker can exploit this to execute arbitrary commands on the underlying Linux operating system with elevated privileges.

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

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to the relevant fixed version referenced in Cisco bug IDs CSCvi42292, CSCvj12273, and CSCvj12274.

Plugin Details

Severity: Medium

ID: 130768

File Name: cisco-sa-20190515-nxos-cmd-inject-1784.nasl

Version: 1.6

Type: combined

Family: CISCO

Published: 11/12/2019

Updated: 3/25/2020

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-2019-1784

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: 5/15/2019

Vulnerability Publication Date: 5/15/2019

Reference Information

CVE: CVE-2019-1784

BID: 108369

CISCO-SA: cisco-sa-20190515-nxos-cmd-inject-1784

CISCO-BUG-ID: CSCvi42292, CSCvj12273, CSCvj12274

Detections

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