Auth bypass in Welotec Tk515l
CVE-2023-1083
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.
Vulnerability class: Broken Authentication
EPSS: 0.007 (47.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Welotec Tk515l — versions 0
- Welotec Tk515l Set — versions 0
- Welotec Tk515l-w — versions 0
- Welotec Tk515l-w Set — versions 0
- Welotec Tk525l — versions 0
- Welotec Tk525l Set — versions 0
- Welotec Tk525l-w — versions 0
- Welotec Tk525l-w Set — versions 0
- Welotec Tk525u — versions 0
- Welotec Tk525u Set — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
Frequently asked questions
- What is CVE-2023-1083?
- CVE-2023-1083 is a critical-severity vulnerability in Welotec Tk515l, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2024-04-09.
- How severe is CVE-2023-1083?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2023-1083 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.