CVE-2024-23958 Autel MaxiCharger AC Elite Business C50 BLE Hardcoded Credentials Authentication Bypass Vulnerability

Medium 6.5 Published 28 Sep 2024 Updated 3 Oct 2024

Network-adjacent attackers can bypass authentication on Autel MaxiCharger AC Elite Business C50 stations using hardcoded credentials in the BLE handler.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2024-23958?

CVE-2024-23958 is a medium-severity vulnerability in Autel MaxiCharger AC Elite Business C50, published on 28 Sep 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Autel MaxiCharger AC Elite Business C50 BLE Hardcoded Credentials Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of Autel MaxiCharger AC Elite Business C50 charging stations. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the BLE AppAuthenRequest command handler. The handler uses hardcoded credentials as a fallback in case of an authentication request failure. An attacker can leverage this vulnerability to bypass authentication on the system.

Was ZDI-CAN-23196

Weakness: CWE-798

Which versions are affected by CVE-2024-23958?

It affects 1 product.

Products include Autel Maxicharger Ac Elite Business C50 Firmware.

How do I fix CVE-2024-23958?

No fix has been published for CVE-2024-23958 yet. Limit exposure of the affected software until one is available.

Is CVE-2024-23958 being exploited?

There is no known exploitation of CVE-2024-23958 in the wild and no public exploit code.

Sources

Also known as GHSA-m49p-vxgg-3vx7.