CVE-2025-5749: level 2 ev charger (CVSS 8.8)

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.

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CVSS v3.1 Score

8.8

HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-457 CWE-457

Affected Products

Vendor	Product	Versions
wolfbox	level_2_ev_charger_firmware	All
wolfbox	level_2_ev_charger	All

References

Other References

https://www.zerodayinitiative.com/advisories/ZDI-25-328/

Frequently Asked Questions

What is CVE-2025-5749? +

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. It has a CVSS v3.1 base score of 8.8 (HIGH).

How severe is CVE-2025-5749? +

CVE-2025-5749 has a CVSS v3.1 score of 8.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-5749? +

CVE-2025-5749 affects products from wolfbox, specifically: level_2_ev_charger, level_2_ev_charger_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-5749? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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