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CVE-2024-23957— Autel MaxiCharger AC Elite Business C50 DLB_HostHeartBeat Stack-based Buffer Overflow Remote Code Execution Vulnerability

Quick assessment

Affected
Autel MaxiCharger AC Elite Business C50
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Autel Energy MaxiCharger AC Elite Business C50是美国Autel Energy公司的一个汽车充电器。 Autel Energy MaxiCharger AC Elite Business C50存在安全漏洞，该漏洞源于DLB_HostHeartBeat中包含一个基于堆栈的缓冲区溢出问题。

CVSS 8.8 · High EPSS 0.97% · P59
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I. Basic Information for CVE-2024-23957

Vulnerability Information
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Vulnerability Title
Autel MaxiCharger AC Elite Business C50 DLB_HostHeartBeat Stack-based Buffer Overflow Remote Code Execution Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Autel MaxiCharger AC Elite Business C50 DLB_HostHeartBeat Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code 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 DLB_HostHeartBeat handler of the DLB protocol implementation. When parsing an AES key, the process does not properly validate 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 the device. Was ZDI-CAN-23241
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Autel Energy MaxiCharger AC Elite Business C50 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Autel Energy MaxiCharger AC Elite Business C50是美国Autel Energy公司的一个汽车充电器。 Autel Energy MaxiCharger AC Elite Business C50存在安全漏洞，该漏洞源于DLB_HostHeartBeat中包含一个基于堆栈的缓冲区溢出问题。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Autel MaxiCharger AC Elite Business C50 1.32.00 -

II. Public POCs for CVE-2024-23957

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III. Intelligence Information for CVE-2024-23957

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Vendor Advisories for CVE-2024-23957 (1)

Same Patch Batch · Autel · 2024-09-28 · 4 CVEs total

CVE-2024-23967 8.0 HIGH Autel MaxiCharger AC Elite Business C50 WebSocket Base64 Decoding Stack-based Buffer Overf
CVE-2024-23959 8.0 HIGH Autel MaxiCharger AC Elite Business C50 BLE AppChargingControl Stack-based Buffer Overflow
CVE-2024-23958 6.5 MEDIUM Autel MaxiCharger AC Elite Business C50 BLE Hardcoded Credentials Authentication Bypass Vu

IV. Related Vulnerabilities

Same product: MaxiCharger AC Elite Business C50
Same vendor: Autel
Same weakness: CWE-121

V. Comments for CVE-2024-23957

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