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HIGH · 8.8

CVE-2025-5830

Autel MaxiCharger AC Wallbox Commercial DLB_SlaveRegister Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code...

Vulnerability Description

Autel MaxiCharger AC Wallbox Commercial DLB_SlaveRegister Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Autel MaxiCharger AC Wallbox Commercial EV chargers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of DLB_SlaveRegister messages. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-26327.

CVSS Score

8.8

HIGH

CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
AutelMaxicharger Ac Elite Business C50 Firmware< 1.39.51
AutelMaxicharger Ac Elite Business C50-
AutelMaxicharger Ac Pro Firmware< 1.39.51
AutelMaxicharger Ac Pro-
AutelMaxicharger Ac Ultra Firmware< 1.39.51
AutelMaxicharger Ac Ultra-
AutelMaxicharger Dc Compact Mobile Firmware< 1.39.51
AutelMaxicharger Dc Compact Mobile-
AutelMaxicharger Dc Compact Pedestal Firmware< 1.39.51
AutelMaxicharger Dc Compact Pedestal-
AutelMaxicharger Dc Fast Firmware< 1.39.51
AutelMaxicharger Dc Fast-
AutelMaxicharger Dc Hipower Firmware< 1.39.51
AutelMaxicharger Dc Hipower-
AutelMaxicharger Dh480 Firmware< 1.39.51
AutelMaxicharger Dh480-
AutelMaxicharger Single Charger Firmware< 1.39.51
AutelMaxicharger Single Charger-

Related Weaknesses (CWE)

CWE-122

References

FAQ

What is CVE-2025-5830?

CVE-2025-5830 is a vulnerability with a CVSS score of 8.8 (HIGH). Autel MaxiCharger AC Wallbox Commercial DLB_SlaveRegister Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code...

How severe is CVE-2025-5830?

CVE-2025-5830 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-5830?

Check the references section above for vendor advisories and patch information. Affected products include: Autel Maxicharger Ac Elite Business C50 Firmware, Autel Maxicharger Ac Elite Business C50, Autel Maxicharger Ac Pro Firmware, Autel Maxicharger Ac Pro, Autel Maxicharger Ac Ultra Firmware.