CVE-2024-23969: ChargePoint Home Flex wlanchnllst Out-Of-Bounds Write

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-01-31 · updated 2026-06-17
Weakness: CWE-787

Description

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.

Affected products

ChargePoint Home Flex Hardwired Firmware: all versions
ChargePoint Home Flex Nema 14-50 Plug Firmware: all versions
ChargePoint Home Flex Nema 6-50 Plug Firmware: all versions

References

https://www.zerodayinitiative.com/advisories/ZDI-24-1051/

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