CVEvulnerability

CVE-2021-21959

8.1 HIGH Published 2022-02-04 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2022-02-04
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
8.1 HIGH — CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 3.0 ([email protected])
7.7 HIGH — CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:H
CVSS 2.0 ([email protected])
6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
Weaknesses
CWE-295

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.

Affected configurations

• sealevel seaconnect 370w firmware 1.3.34

Related

Weakness · CWE (1)

  • CWE-295 Improper Certificate Validation weakness

References