SB2024062422 - Multiple vulnerabilities in Autel MaxiCharger AC Elite Business C50



SB2024062422 - Multiple vulnerabilities in Autel MaxiCharger AC Elite Business C50

Published: June 24, 2024

Security Bulletin ID SB2024062422
Severity
Medium
Patch available
YES
Number of vulnerabilities 4
Exploitation vector Adjecent network
Highest impact Code execution

Breakdown by Severity

Medium 75% Low 25%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 4 secuirty vulnerabilities.


1) Stack-based buffer overflow (CVE-ID: CVE-2024-23957)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the DLB_HostHeartBeat handler of the DLB protocol implementation. A remote unauthenticated attacker on the local network can trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


2) Stack-based buffer overflow (CVE-ID: CVE-2024-23959)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the handling of the AppChargingControl BLE command. A remote user on the local network can trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


3) Use of hard-coded credentials (CVE-ID: CVE-2024-23958)

The vulnerability allows a remote attacker to bypass authentication on the system.

The vulnerability exists due to presence of hard-coded credentials in application code within the BLE AppAuthenRequest command handler. A remote attacker on the local network can bypass authentication on the target system.


4) Stack-based buffer overflow (CVE-ID: CVE-2024-23967)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the handling of base64-encoded data within WebSocket messages. A remote user on the local network can trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install update from vendor's website.