CVE-2025-5749 WOLFBOX Level 2 EV Charger BLE Encryption Keys Uninitialized Variable Authentication Bypass Vulnerability

Medium 6.3 Published 6 Jun 2025 Updated 6 Jun 2025

Network-adjacent attackers can bypass authentication on WOLFBOX Level 2 EV Chargers due to uninitialized cryptographic key variables.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2025-5749?

CVE-2025-5749 is a medium-severity authentication bypass vulnerability in WOLFBOX Level 2 EV Charger, published on 6 Jun 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

WOLFBOX Level 2 EV Charger BLE Encryption Keys Uninitialized Variable Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of WOLFBOX Level 2 EV Charger devices. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the handling of cryptographic keys used in vendor-specific encrypted communications. The issue results from the lack of proper initialization of a variable prior to accessing it. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-26295.

Weakness: CWE-457

Which versions are affected by CVE-2025-5749?

It affects 1 product.

Products include Wolfbox Level 2 Ev Charger Firmware.

How do I fix CVE-2025-5749?

No fix has been published for CVE-2025-5749 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2025-5749 being exploited?

There is no known exploitation of CVE-2025-5749 in the wild and no public exploit code.

Sources

Also known as GHSA-2w7j-pwrp-qpxj.