Zebra FX9500 RFID Reader Unrestricted Upload of File with Dangerous Type (CVE-2021-32089)

critical Tenable OT Security Plugin ID 502252

Synopsis

The remote OT asset is affected by a vulnerability.

Description

An issue was discovered on Zebra (formerly Motorola Solutions) Fixed RFID Reader FX9500 devices. An unauthenticated attacker can upload arbitrary files to the filesystem that can then be accessed through the web interface. This can lead to information disclosure and code execution. NOTE: This vulnerability only affects products that are no longer supported by the maintainer

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.

Solution

Refer to the vendor advisory.

See Also

http://www.nessus.org/u?ae75dfb5

https://www.securifera.com/advisories/cve-2021-32089/

Plugin Details

Severity: Critical

ID: 502252

Version: 1.1

Type: remote

Family: Tenable.ot

Published: 5/6/2024

Updated: 5/7/2024

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2021-32089

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/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:zebra:fx9500_firmware:-

Required KB Items: Tenable.ot/Zebra

Exploit Ease: No known exploits are available

Patch Publication Date: 5/11/2021

Vulnerability Publication Date: 5/11/2021

Reference Information

CVE: CVE-2021-32089

CWE: 434