CVE-2023-53739

critical

Description

Tinycontrol LAN Controller v3 LK3 version 1.58a contains an unauthenticated vulnerability that allows remote attackers to download configuration backup files containing sensitive credentials. Attackers can retrieve the lk3_settings.bin file and extract base64-encoded user and admin passwords without authentication.

References

https://www.zeroscience.mk/en/vulnerabilities/ZSL-2023-5786.php

https://www.exploit-db.com/exploits/51731

https://www.vulncheck.com/advisories/tinycontrol-lan-controller-v3-lk3-unauthenticated-configuration-backup-disclosure

https://www.tinycontrol.pl

Details

Source: Mitre, NVD

Published: 2025-12-09

Updated: 2025-12-12

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Severity: High

CVSS v4

Base Score: 9.9

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N

Severity: Critical

EPSS

EPSS: 0.00374