CVE-2025-5830

Autel MaxiCharger AC Wallbox Commercial DLB_SlaveRegister Heap-based Buffer Overflow Remote Code Execution Vulnerability

Published Jun 25, 2025 CVSS 3.0 · 8.8 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-28672 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.
History
Type Values Removed Values Added
First Time appeared Autel
Autel maxicharger Ac Elite Business C50
Autel maxicharger Ac Elite Business C50 Firmware
Autel maxicharger Ac Pro
Autel maxicharger Ac Pro Firmware
Autel maxicharger Ac Ultra
Autel maxicharger Ac Ultra Firmware
Autel maxicharger Dc Compact Mobile
Autel maxicharger Dc Compact Mobile Firmware
Autel maxicharger Dc Compact Pedestal
Autel maxicharger Dc Compact Pedestal Firmware
Autel maxicharger Dc Fast
Autel maxicharger Dc Fast Firmware
Autel maxicharger Dc Hipower
Autel maxicharger Dc Hipower Firmware
Autel maxicharger Dh480
Autel maxicharger Dh480 Firmware
Autel maxicharger Single Charger
Autel maxicharger Single Charger Firmware
CPEs cpe:2.3:h:autel:maxicharger_ac_elite_business_c50:-:*:*:*:*:*:*:*
cpe:2.3:h:autel:maxicharger_ac_pro:-:*:*:*:*:*:*:*
cpe:2.3:h:autel:maxicharger_ac_ultra:-:*:*:*:*:*:*:*
cpe:2.3:h:autel:maxicharger_dc_compact_mobile:-:*:*:*:*:*:*:*
cpe:2.3:h:autel:maxicharger_dc_compact_pedestal:-:*:*:*:*:*:*:*
cpe:2.3:h:autel:maxicharger_dc_fast:-:*:*:*:*:*:*:*
cpe:2.3:h:autel:maxicharger_dc_hipower:-:*:*:*:*:*:*:*
cpe:2.3:h:autel:maxicharger_dh480:-:*:*:*:*:*:*:*
cpe:2.3:h:autel:maxicharger_single_charger:-:*:*:*:*:*:*:*
cpe:2.3:o:autel:maxicharger_ac_elite_business_c50_firmware:*:*:*:*:*:*:*:american_standard
cpe:2.3:o:autel:maxicharger_ac_elite_business_c50_firmware:*:*:*:*:*:*:*:european_standard
cpe:2.3:o:autel:maxicharger_ac_pro_firmware:*:*:*:*:*:*:*:american_standard
cpe:2.3:o:autel:maxicharger_ac_pro_firmware:*:*:*:*:*:*:*:european_standard
cpe:2.3:o:autel:maxicharger_ac_ultra_firmware:*:*:*:*:*:*:*:american_standard
cpe:2.3:o:autel:maxicharger_ac_ultra_firmware:*:*:*:*:*:*:*:european_standard
cpe:2.3:o:autel:maxicharger_dc_compact_mobile_firmware:*:*:*:*:*:*:*:american_standard
cpe:2.3:o:autel:maxicharger_dc_compact_mobile_firmware:*:*:*:*:*:*:*:european_standard
cpe:2.3:o:autel:maxicharger_dc_compact_pedestal_firmware:*:*:*:*:*:*:*:american_standard
cpe:2.3:o:autel:maxicharger_dc_compact_pedestal_firmware:*:*:*:*:*:*:*:european_standard
cpe:2.3:o:autel:maxicharger_dc_fast_firmware:*:*:*:*:*:*:*:american_standard
cpe:2.3:o:autel:maxicharger_dc_fast_firmware:*:*:*:*:*:*:*:european_standard
cpe:2.3:o:autel:maxicharger_dc_hipower_firmware:*:*:*:*:*:*:*:american_standard
cpe:2.3:o:autel:maxicharger_dc_hipower_firmware:*:*:*:*:*:*:*:european_standard
cpe:2.3:o:autel:maxicharger_dh480_firmware:*:*:*:*:*:*:*:american_standard
cpe:2.3:o:autel:maxicharger_dh480_firmware:*:*:*:*:*:*:*:european_standard
cpe:2.3:o:autel:maxicharger_single_charger_firmware:*:*:*:*:*:*:*:american_standard
cpe:2.3:o:autel:maxicharger_single_charger_firmware:*:*:*:*:*:*:*:european_standard
Vendors & Products Autel
Autel maxicharger Ac Elite Business C50
Autel maxicharger Ac Elite Business C50 Firmware
Autel maxicharger Ac Pro
Autel maxicharger Ac Pro Firmware
Autel maxicharger Ac Ultra
Autel maxicharger Ac Ultra Firmware
Autel maxicharger Dc Compact Mobile
Autel maxicharger Dc Compact Mobile Firmware
Autel maxicharger Dc Compact Pedestal
Autel maxicharger Dc Compact Pedestal Firmware
Autel maxicharger Dc Fast
Autel maxicharger Dc Fast Firmware
Autel maxicharger Dc Hipower
Autel maxicharger Dc Hipower Firmware
Autel maxicharger Dh480
Autel maxicharger Dh480 Firmware
Autel maxicharger Single Charger
Autel maxicharger Single Charger Firmware
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title Autel MaxiCharger AC Wallbox Commercial DLB_SlaveRegister Heap-based Buffer Overflow Remote Code Execution Vulnerability
Weaknesses CWE-122
References
Metrics cvssV3_0

{'score': 8.8, 'vector': 'CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}