PT-2022-20006 · Unknown · Mck Smartlock

Kevin2600 · Published 2022-05-18 · Updated 2022-05-26 · CVE-2022-30111

Positive Technologies (AI Summary)

CVSS v3.1

6.8

Medium

Base vector

AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions MCK Smartlock version 1.0

Description The issue is related to the use of an insecure algorithm for rolling codes, which allows attackers to unlock the mechanism via replay attacks.

Recommendations For MCK Smartlock version 1.0, consider disabling the rolling code feature until a secure algorithm is implemented to prevent replay attacks.

Exploit

Fix

Use of a Broken Cryptographic Algorithm

Weakness Enumeration

CWE-327

Related Identifiers

CVE-2022-30111

Affected Products

Mck Smartlock

References · 6

• 🔥 https://twitter.com/Kevin2600/status/1495007534419038213 · Exploit
• 🔥 https://tiger-team-1337.blogspot.com/2022/05/rf-remote-mck-lock-predictable-rolling.html · Exploit
• 🔥 https://youtube.com/watch?v=EruaGuE-cWI · Exploit
• https://osv.dev/vulnerability/CVE-2022-30111 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-30111 · Security Note
• https://t.me/cibsecurity/42954 · Telegram Post