Details of VAR-202506-0599

ID

VAR-202506-0599

CVE

CVE-2025-5830

TITLE

(Pwn2Own) Autel MaxiCharger AC Wallbox Commercial DLB_SlaveRegister Heap-based Buffer Overflow Remote Code Execution Vulnerability

Trust: 0.7

sources: ZDI: ZDI-25-349

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. Autel MaxiCharger AC Wallbox Commercial is a smart AI electric vehicle charger from Autel, USA. The vulnerability is caused by the DLB_SlaveRegister message failing to properly verify the length of the input data

Trust: 2.07

sources: NVD: CVE-2025-5830 // ZDI: ZDI-25-349 // CNVD: CNVD-2025-14946

IOT TAXONOMY

category:

['IoT']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2025-14946

AFFECTED PRODUCTS

vendor:	autel	model:	maxicharger ac wallbox commercial	scope:	-	version:	-	Trust: 0.7
vendor:	autel	model:	maxicharger ac wallbox commercial <v1.39.51	scope:	-	version:	-	Trust: 0.6
vendor:	autel	model:	maxicharger ac wallbox commercial <v1.56.51	scope:	-	version:	-	Trust: 0.6

sources: ZDI: ZDI-25-349 // CNVD: CNVD-2025-14946

CVSS

SEVERITY

CVSSV2

CVSSV3

zdi-disclosures@trendmicro.com:	CVE-2025-5830
value:	HIGH
Trust: 1.0
ZDI:	CVE-2025-5830
value:	HIGH
Trust: 0.7
CNVD:	CNVD-2025-14946
value:	HIGH
Trust: 0.6

CNVD:	CNVD-2025-14946
severity:	HIGH
baseScore:	8.3
vectorString:	AV:A/AC:L/AU:N/C:C/I:C/A:C
accessVector:	ADJACENT_NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	6.5
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

zdi-disclosures@trendmicro.com:	CVE-2025-5830
baseSeverity:	HIGH
baseScore:	8.8
vectorString:	CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	ADJACENT
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	2.8
impactScore:	5.9
version:	3.0
Trust: 1.0
ZDI:	CVE-2025-5830
baseSeverity:	HIGH
baseScore:	8.8
vectorString:	AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	ADJACENT
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	2.8
impactScore:	5.9
version:	3.0
Trust: 0.7

sources: ZDI: ZDI-25-349 // CNVD: CNVD-2025-14946 // NVD: CVE-2025-5830

PROBLEMTYPE DATA

problemtype:

CWE-122

Trust: 1.0

sources: NVD: CVE-2025-5830

PATCH

title:

Patch for Autel MaxiCharger AC Wallbox Commercial Buffer Overflow Vulnerability (CNVD-2025-14946)

url:

https://www.cnvd.org.cn/patchInfo/show/704526

Trust: 0.6

sources: CNVD: CNVD-2025-14946

EXTERNAL IDS

db:	NVD	id:	CVE-2025-5830	Trust: 2.3
db:	ZDI	id:	ZDI-25-349	Trust: 2.3
db:	ZDI_CAN	id:	ZDI-CAN-26327	Trust: 0.7
db:	CNVD	id:	CNVD-2025-14946	Trust: 0.6

sources: ZDI: ZDI-25-349 // CNVD: CNVD-2025-14946 // NVD: CVE-2025-5830

REFERENCES

url:

https://www.zerodayinitiative.com/advisories/zdi-25-349/

Trust: 1.6

sources: CNVD: CNVD-2025-14946 // NVD: CVE-2025-5830

CREDITS

PHP Hooligans

Trust: 0.7

sources: ZDI: ZDI-25-349

SOURCES

db:	ZDI	id:	ZDI-25-349
db:	CNVD	id:	CNVD-2025-14946
db:	NVD	id:	CVE-2025-5830

LAST UPDATE DATE

2025-07-04T23:48:35.207000+00:00

SOURCES UPDATE DATE

db:	ZDI	id:	ZDI-25-349	date:	2025-06-11T00:00:00
db:	CNVD	id:	CNVD-2025-14946	date:	2025-07-03T00:00:00
db:	NVD	id:	CVE-2025-5830	date:	2025-06-26T18:57:43.670

SOURCES RELEASE DATE

db:	ZDI	id:	ZDI-25-349	date:	2025-06-11T00:00:00
db:	CNVD	id:	CNVD-2025-14946	date:	2025-07-03T00:00:00
db:	NVD	id:	CVE-2025-5830	date:	2025-06-25T18:15:23.950