CVE-2025-4557Network attack vector

Unauthenticated gate operation via unprotected APIs

Published May 12, 2025 · Updated May 12, 2025

Missing authentication in ZONG YU Parking Management System version 0 APIs allows remote attackers to operate critical system functions. The affected API endpoints execute gate-opening and system-restart operations without authenticating the requester; endpoint names and request details are undisclosed. No credentials or user interaction are required, and successful requests can open physical gates or restart the management system.

CVSS severity9.1
Critical
EPSS probability0.52%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Missing authentication in ZONG YU Parking Management System version 0 APIs allows remote attackers to operate critical system functions. The affected API endpoints execute gate-opening and system-restart operations without authenticating the requester; endpoint names and request details are undisclosed. No credentials or user interaction are required, and successful requests can open physical gates or restart the management system.

The record

CVE
CVE-2025-4557
Published
May 12, 2025
Updated
May 12, 2025
Vendor
ZONG YU
Product
Parking Management System
Classifications
CWE-306, CAPEC-1
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. May 12, 2025CVE publishedPublication date reported by the CVE source.
  2. May 12, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

ZONG YU · Parking Management Systemversion=0

Published CVSS scores

9.1TWCERT/CCCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
8.8TWCERT/CCCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-306Missing Authentication for Critical Function
CAPEC-1Accessing Functionality Not Properly Constrained by ACLs

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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