#VU78364 Out-of-bounds write in Tesla Model 3 - CVE-2023-32155

Vulnerability identifier: #VU78364

Vulnerability risk: Low

CVSSv4.0: 4.4 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-32155

CWE-ID: CWE-787

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Tesla Model 3
Other software / Other software solutions

Vendor: Tesla

Description

The vulnerability allows a local user to compromise vulnerable system.

The vulnerability exists due to a boundary error within the bcmdhd driver. A local user can trigger an out-of-bounds write and execute arbitrary code on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Tesla Model 3: before 2023.12

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External links
https://www.zerodayinitiative.com/advisories/ZDI-23-971/

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.