#VU67436 Time-of-check Time-of-use (TOCTOU) Race Condition in Tesla Model 3 - CVE-2022-3093

Vulnerability identifier: #VU67436

Vulnerability risk: Low

CVSSv4.0: 4 [CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-3093

CWE-ID: CWE-367

Exploitation vector: Local

Exploit availability: No

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

Vendor: Tesla

Description

The vulnerability allows a local attacker to execute arbitrary code on the system.

The vulnerability exists due to improper validation of user-supplied firmware within the ice_updater update mechanism. An attacker with physical access can execute arbitrary code on the target Tesla vehicles.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Tesla Model 3: before 2022.16.0.3

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External links
https://www.zerodayinitiative.com/advisories/ZDI-22-1188/

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Q & A

Can this vulnerability be exploited remotely?

No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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