Use After Free in Tesla Model 3
CVE-2022-42430
This vulnerability allows local attackers to escalate privileges on affected Tesla vehicles. An attacker must first obtain the ability to execute privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the handling of the wowlan_config data structure. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root. Was ZDI-CAN-17543.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (27.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 27.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Tesla Model 3 — versions Model 3 Infotainment 2021.44.30, 2022.12.22
- Tesla Model 3
- Tesla Model 3 Firmware
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.zerodayinitiative.com/advisories/ZDI-22-1406/ (VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-42430?
- CVE-2022-42430 is a high-severity vulnerability in Tesla Model 3, classified under Use After Free. CVSS score: 7.8/10. Published 2023-03-29.
- How severe is CVE-2022-42430?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2022-42430 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.