Mercedes Benz Head-Unit NTG6 up to 2021 Service Broker Service stack-based overflow

Summaryinfo

A vulnerability, which was classified as critical, was found in Mercedes Benz Head-Unit NTG6 up to 2021. This issue affects some unknown processing of the component Service Broker Service. The manipulation results in stack-based overflow. This vulnerability is cataloged as CVE-2024-37600. An attack on the physical device is feasible. There is no exploit available.

Detailsinfo

A vulnerability classified as critical has been found in Mercedes Benz Head-Unit NTG6 up to 2021. Affected is some unknown functionality of the component Service Broker Service. The manipulation with an unknown input leads to a stack-based overflow vulnerability. CWE is classifying the issue as 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). This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in Mercedes Benz NTG (New Telematics Generation) 6 through 2021. A possible stack buffer overflow in the Service Broker service affects NTG 6 head units. To perform this attack, physical access to Ethernet pins of the head unit base board is needed. With a static IP address, an attacker can connect via the internal network to the Service Broker service. With prepared HTTP requests, an attacker can cause the Service-Broker service to fail.

The advisory is available at securelist.com. This vulnerability is traded as CVE-2024-37600 since 06/09/2024. The exploitability is told to be easy. Local access is required to approach this attack. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 06/01/2025).

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-2025-4908). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• Vehicle Software

Vendor

• Mercedes Benz

Name

• Head-Unit NTG6

Version

• 2021

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion