CVE-2023-1083

Welotec: improper access control in TK500v1 router series

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.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 0.61%
Affected: Welotec TK515L
Affected: Welotec TK515L Set
Affected: Welotec TK515L-W
Affected: Welotec TK515L-W Set
Affected: Welotec TK525L
Affected: Welotec TK525L Set
Affected: Welotec TK525L-W
Affected: Welotec TK525L-W Set
Affected: Welotec TK525U
Affected: Welotec TK525U Set
Affected: Welotec TK525W
Affected: Welotec TK525W Set
Affected: Welotec TK535L1
Affected: Welotec TK535L1 Set
Published at:
Updated at:

References

Link Tags
https://cert.vde.com/en/advisories/VDE-2024-009

Frequently Asked Questions

What is the severity of CVE-2023-1083?
CVE-2023-1083 has been scored as a critical severity vulnerability.
How to fix CVE-2023-1083?
To fix CVE-2023-1083, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-1083 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-1083 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-1083?
CVE-2023-1083 affects Welotec TK515L, Welotec TK515L Set, Welotec TK515L-W, Welotec TK515L-W Set, Welotec TK525L, Welotec TK525L Set, Welotec TK525L-W, Welotec TK525L-W Set, Welotec TK525U, Welotec TK525U Set, Welotec TK525W, Welotec TK525W Set, Welotec TK535L1, Welotec TK535L1 Set.
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