Cisco NX-OS Software Unauthenticated Arbitrary File Actions Vulnerability (cisco-sa-3000-9000-fileaction-QtLzDRy2)

critical Nessus Plugin ID 148021

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Synopsis

The remote device is missing a vendor-supplied security patch (cisco-sa-3000-9000-fileaction-QtLzDRy2)

Description

According to its self-reported version, Cisco NX-OS Software for Cisco Nexus 3000 Series Switches and Cisco Nexus 9000 Series Switches in standalone NX-OS mode are affected by a vulnerability in the implementation of an internal file management service. An unauthenticated, remote attacker could exploit this vulnerability by sending crafted TCP packets to an IP address that is configured on a local interface on TCP port 9075 in order to create, delete, or overwrite arbitrary files, including sensitive files that are related to the device configuration.

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

Solution

Upgrade to the relevant fixed version referenced in Cisco bug ID CSCvw89875

Plugin Details

Severity: Critical

ID: 148021

File Name: cisco-sa-3000-9000-fileaction-QtLzDRy2.nasl

Version: 1.6

Type: combined

Family: CISCO

Published: 3/24/2021

Updated: 11/30/2022

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

CVSS v2

Risk Factor: High

Base Score: 9.4

Temporal Score: 7

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

CVSS Score Source: CVE-2021-1361

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 7.9

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/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: 2/24/2021

Vulnerability Publication Date: 2/24/2021

Reference Information

CVE: CVE-2021-1361

CWE: 552

CISCO-SA: cisco-sa-3000-9000-fileaction-QtLzDRy2

CISCO-BUG-ID: CSCvw89875

Detections

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