CVE Vulnerabilities

CVE-2021-21968

Published: Feb 04, 2022 | Modified: Jun 30, 2023
CVSS 3.x
8.3
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
CVSS 2.x
6.8 MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:P
RedHat/V2
RedHat/V3
Ubuntu

A file write vulnerability exists in the OTA update task functionality of Sealevel Systems, Inc. SeaConnect 370W v1.3.34. A specially-crafted MQTT payload can lead to arbitrary file overwrite. An attacker can perform a man-in-the-middle attack to trigger this vulnerability.

Affected Software

Name Vendor Start Version End Version
Seaconnect_370w_firmware Sealevel 1.3.34 1.3.34

References