What is CVE-2022-30111?

CVE-2022-30111 is a medium-severity vulnerability in Mck Smartlock Project, classified under Use of a Broken or Risky Cryptographic Algorithm. CVSS score: 6.8/10. Published 2022-05-18.

How severe is CVE-2022-30111?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Vulnerability in Mck Smartlock Project

CVE-2022-30111

Due to the use of an insecure algorithm for rolling codes in MCK Smartlock 1.0, allows attackers to unlock the mechanism via replay attacks.

Vulnerability class: POODLE (CVE-2014-3566)

Published 2022-05-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (21.7th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 22nd percentile — 21.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Mck Smartlock Project — versions 1.0

Weakness classification (CWE)

CWE-327 — Use of a Broken or Risky Cryptographic Algorithm

References

www.youtube.com/watch (Exploit, Third Party Advisory)
twitter.com/Kevin2600/status/1495007534419038213 (Exploit, Third Party Advisory)
tiger-team-1337.blogspot.com/2022/05/rf-remote-mck-lock-predictable-rolling.html (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-30111?: CVE-2022-30111 is a medium-severity vulnerability in Mck Smartlock Project, classified under Use of a Broken or Risky Cryptographic Algorithm. CVSS score: 6.8/10. Published 2022-05-18.
How severe is CVE-2022-30111?: Medium severity. CVSS v3 base score is 6.8 out of 10.