What’s Vulnerable › Vulnerabilities

CVE-2023-32156: Tesla Model 3 Gateway Firmware Signature Validation Bypass Vulnerability

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-05-03 · updated 2026-06-17
• Weakness: CWE-367

Description

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.

Affected products

• Tesla Model 3: 2023.6

References

• https://www.zerodayinitiative.com/advisories/ZDI-23-972/
• https://www.zerodayinitiative.com/advisories/ZDI-23-972/

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