ChargePoint Home Flex SrvrToSmSetAutoChnlListMsg stack-based overflow

Summaryinfo

A vulnerability classified as critical has been found in ChargePoint Home Flex. Affected by this issue is the function SrvrToSmSetAutoChnlListMsg. The manipulation leads to stack-based overflow. This vulnerability is documented as CVE-2024-23968. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in ChargePoint Home Flex (version now known) and classified as very critical. This issue affects the function SrvrToSmSetAutoChnlListMsg. The manipulation with an unknown input leads to a stack-based overflow vulnerability. Using CWE to declare the problem leads to CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). Impacted is confidentiality, integrity, and availability. The summary by CVE is:

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 SrvrToSmSetAutoChnlListMsg function. 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 root.

The advisory is shared at zerodayinitiative.com. The identification of this vulnerability is CVE-2024-23968 since 01/25/2024. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/01/2025).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2024-21394). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

• ChargePoint

Name

• Home Flex

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If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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