CVE-2025-15587

Credentials exposure in tinycontrol devices

Published Mar 16, 2026 CVSS 4.0 · 8.6 High EPSS < 1% KEV · Not listed
Description
Tinycontrol devices such as tcPDU and LAN Controllers LK3.5, LK3.9 and LK4 allow a low privileged user to read an administrator's password by directly accessing a specific resource inaccessible via a graphical interface.

This issue has been fixed in firmware versions: 1.36 (for tcPDU), 1.67 (for LK3.5 - hardware versions: 3.5, 3.6, 3.7 and 3.8), 1.75 (for LK3.9 - hardware version 3.9) and 1.38 (for LK4 - hardware version 4.0).

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Tinycontrol
Tinycontrol lan Controller
Tinycontrol lk3.9
Tinycontrol lk4
Tinycontrol tcpdu
Vendors & Products Tinycontrol
Tinycontrol lan Controller
Tinycontrol lk3.9
Tinycontrol lk4
Tinycontrol tcpdu
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Tinycontrol devices such as tcPDU and LAN Controllers LK3.5, LK3.9 and LK4 allow a low privileged user to read an administrator's password by directly accessing a specific resource inaccessible via a graphical interface. This issue has been fixed in firmware versions: 1.36 (for tcPDU), 1.67 (for LK3.5 - hardware versions: 3.5, 3.6, 3.7 and 3.8), 1.75 (for LK3.9 - hardware version 3.9) and 1.38 (for LK4 - hardware version 4.0).
Title Credentials exposure in tinycontrol devices
Weaknesses CWE-425
References
Metrics cvssV4_0

{'score': 8.6, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
CERT-PL
Published
Updated
Mar 16, 2026, 4:26 PM
Reserved
Feb 20, 2026, 2:17 PM
Status
Deferred
Published
Mar 16, 2026, 2:17 PM
Modified
Jun 17, 2026, 8:38 AM