CVE-2023-1083

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

An unauthenticated remote attacker who is aware of a MQTT topic name can send and receive messages, including GET/SET configuration commands, reboot commands and firmware updates.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-306

Affected software

VendorProductVersions
WelotecTK515L< v2.3.0.r5542
WelotecTK515L Set< v2.3.0.r5542
WelotecTK515L-W< v2.3.0.r5542
WelotecTK515L-W Set< v2.3.0.r5542
WelotecTK525L< v2.3.0.r5542
WelotecTK525L Set< v2.3.0.r5542
WelotecTK525L-W< v2.3.0.r5542
WelotecTK525L-W Set< v2.3.0.r5542
WelotecTK525U< v2.3.0.r5542
WelotecTK525U Set< v2.3.0.r5542
WelotecTK525W< v2.3.0.r5542
WelotecTK525W Set< v2.3.0.r5542
WelotecTK535L1< v2.3.0.r5542
WelotecTK535L1 Set< v2.3.0.r5542
welotectk515l< 2.3.0.r5542
welotectk525l< 2.3.0.r5542
welotectk525u< 2.3.0.r5542
welotectk525w< 2.3.0.r5542
welotectk535l1< 2.3.0.r5542

References

Timeline

Published
Apr 9, 2024
Last modified
Jun 17, 2026
NVD status
Deferred

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CVE-2023-1083: Critical severity, CVSS 9.8 | Vulnix