Tesla Model 3 bcmdhd Out-Of-Bounds Write Local Privilege Escalation Vulnerability
CVE-2023-32155

7HIGH

Key Information:

Vendor

Tesla

Status
Model 3
Vendor
CVE Published:
3 May 2024

What is CVE-2023-32155?

A vulnerability in the bcmdhd driver of Tesla Model 3 vehicles enables local attackers to exploit the absence of proper validation of input data. This flaw can lead to an out-of-bounds write condition, allowing an attacker who has previously executed code on the wifi subsystem to escalate privileges. Successful exploitation can result in arbitrary code execution within the kernel context, posing significant risks to vehicle security and user data integrity.

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Affected Version(s)

Model 3 Model 3 - 2023.6

References

https://www.zerodayinitiative.com/advisories/ZDI-23-971/
x_research-advisory

CVSS V3.1

Score:
7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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