CVE-2023-54327

CRITICAL EPSS 45.3%
Published Dec 30, 20256mo ago · Modified Jun 17, 20262w ago
9.3 CVSS 4.0
Critical
Find Similar
Published Dec 30, 2025 6mo ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
9.3
Exploitability
—
Impact
—
Vector string
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
45.3% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-862 Missing Authorization Authorization

Affected Products 2

VendorProductVersionRange
tinycontrollan_controller_firmware* ≤1.58a
tinycontrollan_controller3.8any

References 4

  • exploit-db.com https://www.exploit-db.com/exploits/51732
    ExploitThird Party Advisory
  • tinycontrol.pl https://www.tinycontrol.pl
    Product
  • vulncheck.com https://www.vulncheck.com/advisories/tinycontrol-lan-controller-a-authentication-bypass-via-admin-password-change
    Third Party Advisory
  • zeroscience.mk https://www.zeroscience.mk/en/vulnerabilities/ZSL-2023-5787.php
    ExploitThird Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.