CVE-2023-54327
Tinycontrol LAN Controller 1.58a Authentication Bypass via Admin Password Change
- State
- Published
- Severity
- 9.3 Critical
- Published
- Dec 30, 2025
- Updated
- May 14, 2026
- Reserved
- Dec 30, 2025
Description
Tinycontrol LAN Controller 1.58a contains an authentication bypass vulnerability that allows unauthenticated attackers to change admin passwords through a crafted API request. Attackers can exploit the /stm.cgi endpoint with a specially crafted authentication parameter to disable access controls and modify administrative credentials.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 9.3 Critical | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 9.8 Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-862 Missing Authorization
Affected Products
| Product | Versions |
|---|---|
LAN ControllerTinycontrol |
|
References
- ExploitDB-51732exploit
- Tinycontrol Official Product Homepageproduct
- Zero Science Lab Disclosure (ZSL-2023-5787)third-party-advisory
- VulnCheck Advisory: Tinycontrol LAN Controller 1.58a Authentication Bypass via Admin Password Changethird-party-advisory
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