What is CVE-2022-38766?

CVE-2022-38766 is a high-severity vulnerability in Renault Zoe E-Tech, classified under Authentication Bypass by Capture-replay. CVSS score: 8.1/10. Published 2023-01-03.

How severe is CVE-2022-38766?

High severity. CVSS v3 base score is 8.1 out of 10.

Is CVE-2022-38766 known to be exploited?

18 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Renault Zoe E-Tech

CVE-2022-38766

The remote keyless system on Renault ZOE 2021 vehicles sends 433.92 MHz RF signals from the same Rolling Codes set for each door-open request, which allows for a replay attack.

Published 2023-01-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H.

EPSS exploit prediction

EPSS: 0.007 (51.2th percentile), scored 2026-10-04.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 51.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Renault Zoe E-Tech
Renault Zoe E-Tech Firmware — versions 2021

Weakness classification (CWE)

CWE-294 — Authentication Bypass by Capture-replay

Public proof-of-concept exploits

References

github.com/AUTOCRYPT-IVS-VnV/CVE-2022-38766 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-38766?: CVE-2022-38766 is a high-severity vulnerability in Renault Zoe E-Tech, classified under Authentication Bypass by Capture-replay. CVSS score: 8.1/10. Published 2023-01-03.
How severe is CVE-2022-38766?: High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2022-38766 known to be exploited?: 18 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.