CVE-2023-32156: critical vulnerability in Tesla Model 3
Tesla Model 3 Gateway Firmware Signature Validation Bypass Vulnerability
Published · Updated
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28Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 9epss 0.4%
Tesla Model 3 Gateway Firmware Signature Validation Bypass Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected Tesla Model 3 vehicles. An attacker must first obtain the ability to execute privileged code on the Tesla infotainment system in order to exploit this vulnerability.
The specific flaw exists within the handling of firmware updates. The issue results from improper error-handling during the update process. An attacker can leverage this vulnerability to execute code in the context of Tesla's Gateway ECU.
. Was ZDI-CAN-20734.
CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected products
Tesla · Model 3Related CVEs — Tesla Model 3
In the same product, most dangerous first.
CVE-2022-3093HIGHCVE-2022-3093EPSS 0.4%CVE-2023-32157MEDIUMTesla Model 3 bsa_server BIP Heap-based Buffer Overflow Arbitrary Code Execution VulnerabilityEPSS 0.4%CVE-2025-2082HIGHTesla Model 3 VCSEC Integer Overflow Remote Code Execution VulnerabilityEPSS 0.4%CVE-2022-42430HIGHCVE-2022-42430EPSS 0.4%CVE-2022-42431HIGHCVE-2022-42431EPSS 0.3%CVE-2025-6785MEDIUMTesla Model 3 Physical CAN Bus InjectionEPSS 0.2%