Dell iDRAC9 Improper Authentication (CVE-2021-21544)

low Tenable OT Security Plugin ID 501907

Synopsis

The remote OT asset is affected by a vulnerability.

Description

Dell EMC iDRAC9 versions prior to 4.40.00.00 contain an improper authentication vulnerability. A remote authenticated malicious user with high privileges could potentially exploit this vulnerability to manipulate the username field under the comment section and set the value to any user.

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

https://www.dell.com/support/kbdoc/000185293

Plugin Details

Severity: Low

ID: 501907

Version: 1.1

Type: remote

Family: Tenable.ot

Published: 1/17/2024

Updated: 1/18/2024

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Low

Score: 1.4

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3

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

CVSS Score Source: CVE-2021-21544

CVSS v3

Risk Factor: Low

Base Score: 2.7

Temporal Score: 2.4

Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:dell:idrac9_firmware

Required KB Items: Tenable.ot/Dell

Exploit Ease: No known exploits are available

Patch Publication Date: 4/30/2021

Vulnerability Publication Date: 4/30/2021

Reference Information

CVE: CVE-2021-21544

CWE: 287