ZDI-24-1051: (0Day) (Pwn2Own) ChargePoint Home Flex wlanchnllst Out-Of-Bounds Write Remote Code Execution Vulnerability
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of ChargePoint Home Flex charging stations. Authentication is not required to exploit this vulnerability. The specific flaw exists within the wlanchnllst function. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of root.
Other sources
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of ChargePoint Home Flex charging stations. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 8.8. The following CVEs are assigned: CVE-2024-23969.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-24-1051?
The severity of ZDI-24-1051 is critical due to the ability for network-adjacent attackers to execute arbitrary code without authentication.
How do I fix ZDI-24-1051?
To fix ZDI-24-1051, users should update the ChargePoint Home Flex charging station firmware to the latest version provided by ChargePoint.
Who is affected by ZDI-24-1051?
ZDI-24-1051 affects installations of ChargePoint Home Flex charging stations that have not been updated with the latest firmware.
What type of vulnerability is ZDI-24-1051?
ZDI-24-1051 is a remote code execution vulnerability that allows attackers to gain control over the affected device.
What function contains the flaw in ZDI-24-1051?
The specific flaw in ZDI-24-1051 exists within the wlanchnllst function of the charging station's firmware.