CVE-2024-7795: Autel MaxiCharger AC Elite Business C50 AppAuthenExchangeRandomNum Stack-Based Buffer Overflow Remote Code Execution Vulnerability
Autel MaxiCharger AC Elite Business C50 AppAuthenExchangeRandomNum Stack-Based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Autel MaxiCharger AC Elite Business C50 EV chargers. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the handling of the AppAuthenExchangeRandomNum BLE command. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-23384.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2024-7795?
CVE-2024-7795 has a critical severity level due to its potential for remote code execution.
How do I fix CVE-2024-7795?
To fix CVE-2024-7795, it is recommended to update the Autel MaxiCharger AC Elite Business C50 firmware to the latest version above 1.36.00.
Who is affected by CVE-2024-7795?
CVE-2024-7795 affects installations of the Autel MaxiCharger AC Elite Business C50 that use firmware version 1.36.00 or earlier.
What type of vulnerability is CVE-2024-7795?
CVE-2024-7795 is classified as a stack-based buffer overflow vulnerability.
What can attackers do with CVE-2024-7795?
Attackers exploiting CVE-2024-7795 can execute arbitrary code on affected devices.