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CVE-2021-21959

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CVE-2021-21959

Published: Feb 4, 2022

Modified: Apr 15, 2025

PUBLISHED

CVSS v3.0

7.7

HIGH

Description

A misconfiguration exists in the MQTTS functionality of Sealevel Systems, Inc. SeaConnect 370W v1.3.34. This misconfiguration significantly simplifies a man-in-the-middle attack, which directly leads to control of device functionality.

VendorProductVersions

n/a

Sealevel

affected
Sealevel Systems, Inc. SeaConnect 370W v1.3.34

Weaknesses (CWE)

CVSS v3.0 Details

CVSS v3.0 Vector

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

High

Availability

High

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