(0Day) (Pwn2Own) WOLFBOX Level 2 EV Charger Management Card Hard-coded Credentials Authentication Bypass Vulnerability

June 6th, 2025
ZDI-25-330 ZDI-CAN-26292

CVE ID

CVE-2025-5751

CVSS Score

4.6 AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected Vendors

WOLFBOX

Affected Products

Level 2 EV Charger

Vulnerability Details

This vulnerability allows physically present attackers to bypass authentication on affected installations of WOLFBOX Level 2 EV Charger. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the handling of management cards. The issue results from the lack of personalization of management cards. An attacker can leverage this vulnerability to bypass authentication on the system.

Additional Details

ZDI made several attempts to contact the vendor using the contact information on their website, as well as trying to reach them on various social platforms which yielded no response. -- Mitigation: Given the nature of the vulnerability, the only salient mitigation strategy is to restrict interaction with the product


Disclosure Timeline

  • 2025-03-10 - Vulnerability reported to vendor
  • 2025-06-06 - Coordinated public release of advisory
  • 2025-06-06 - Advisory Updated

Credit

Sina Kheirkhah (@SinSinology) of Summoning Team (@SummoningTeam)

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