CVE-2025-4556
Published: 12 May 2025
Summary
CVE-2025-4556 is a critical-severity Unrestricted Upload of File with Dangerous Type (CWE-434) vulnerability in Org (inferred from references). Its CVSS base score is 9.3 (Critical).
Operationally, ranked in the top 13.9% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
The web management interface of the Okcat Parking Management Platform from ZONG YU is affected by an arbitrary file upload vulnerability tracked as CVE-2025-4556. The flaw, assigned CWE-434, resides in the unauthenticated upload functionality and permits remote attackers to place arbitrary files, including executable web shells, directly on the server.
Unauthenticated remote attackers can exploit the issue over the network without any user interaction or credentials. Successful exploitation grants full arbitrary code execution on the affected server, enabling complete compromise of the underlying host.
Public advisories published by TWCERT on 12 May 2025 provide further details at the referenced URLs. The EPSS score remains flat at 0.0265 with no material increase since disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2025-14267
Vulnerability details
The web management interface of Okcat Parking Management Platform from ZONG YU has an Arbitrary File Upload vulnerability, allowing unauthenticated remote attackers to upload and execute web shell backdoors, thereby enabling arbitrary code execution on the server.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Requiring identifiable owners for portable devices reduces the attack surface for unrestricted uploads of dangerous file types via anonymous media.
Dangerous file uploads can be detonated in the chamber to determine malice before any production write or execution occurs.
Prevents unrestricted writing of arbitrary or malicious firmware by keeping hardware write-protect enabled except under tightly controlled manual procedures.
Scans files from external sources on download/open/execute, blocking unrestricted uploads of dangerous file types.