ZDI-CAN-29062: ZDI-26-433: (Pwn2Own) Autel MaxiCharger AC Elite Home Software Update Improper Verification of Cryptographic Signature Arbitrary Code Execution Vulnerability
This vulnerability allows physically present attackers to execute arbitrary code on affected installations of Autel MaxiCharger AC Elite Home EV chargers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of software updates. The issue results from the lack of proper validation of a user-supplied software update image. An attacker can leverage this vulnerability to execute code in the context of the device.
Other sources
This vulnerability allows physically present attackers to execute arbitrary code on affected installations of Autel MaxiCharger AC Elite Home EV chargers. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 6.4. The following CVEs are assigned: CVE-2026-13305.
— ZDI
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Autel MaxiCharger AC Elite Home EV chargers / software update componentto a version that resolves this vulnerability.Patch ZDI-26-433 - Compensating control
Mitigate physically present arbitrary code execution by restricting physical access to affected Autel MaxiCharger AC Elite Home EV chargers (e.g., lock the charger/location so untrusted users cannot deliver/manipulate update images).
Event History
Frequently Asked Questions
What is the severity of ZDI-CAN-29062?
The severity of ZDI-CAN-29062 is rated medium with a score of 6.4.
How do I fix ZDI-CAN-29062?
To fix ZDI-CAN-29062, ensure that your Autel MaxiCharger AC Elite Home Software is updated to the latest version provided by the manufacturer.
What type of attack does ZDI-CAN-29062 enable?
ZDI-CAN-29062 enables physically present attackers to execute arbitrary code on affected installations.
Is authentication required to exploit ZDI-CAN-29062?
No, authentication is not required to exploit ZDI-CAN-29062.
What are the affected products listed in ZDI-CAN-29062?
The affected products listed in ZDI-CAN-29062 include the Autel MaxiCharger AC Elite Home Software and the Autel MaxiCharger AC Elite Home.