CVE-2022-30330

Name: CVE-2022-30330
Creator: NVD / NIST
Published: 2022-05-07T04:15:09.253+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.6/10EPSS 0.53%

Last modified Jun 17, 2026

CVE-2022-30330 is a medium-severity vulnerability rated 6.6/10 on the CVSS scale. In the KeepKey firmware before 7.3.2,Flaws in the supervisor interface can be exploited to bypass important security restrictions on firmware operations. Using these flaws, malicious firmware code can elevate privileges, permanently make the device inoperable or overwrite the trusted bootloader code to compromise the hardware wallet across reboots or storage wipes.. EPSS estimates a 0.53% chance of exploitation in the next 30 days.

Description

In the KeepKey firmware before 7.3.2,Flaws in the supervisor interface can be exploited to bypass important security restrictions on firmware operations. Using these flaws, malicious firmware code can elevate privileges, permanently make the device inoperable or overwrite the trusted bootloader code to compromise the hardware wallet across reboots or storage wipes.

Metrics

CVSS 3.1

6.6/10

CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

0.53%

40.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Keepkey	Keepkey Firmware	< 7.3.2

References

https://blog.inhq.net/posts/keepkey-CVE-2022-30330/Exploit, Patch, Third Party Advisory
https://github.com/keepkey/keepkey-firmware/commit/447c1f038a31378ab9589965c098467d9ea6ccccPatch, Third Party Advisory
https://github.com/keepkey/keepkey-firmware/releases/tag/v7.3.2Release Notes, Third Party Advisory
https://blog.inhq.net/posts/keepkey-CVE-2022-30330/Exploit, Patch, Third Party Advisory
https://github.com/keepkey/keepkey-firmware/commit/447c1f038a31378ab9589965c098467d9ea6ccccPatch, Third Party Advisory
https://github.com/keepkey/keepkey-firmware/releases/tag/v7.3.2Release Notes, Third Party Advisory

Timeline

Published: May 7, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-30330?

How severe is CVE-2022-30330?

CVE-2022-30330 has a CVSS score of 6.6/10 (MEDIUM severity). The EPSS model estimates a 0.53% probability of exploitation in the next 30 days.

How do I fix CVE-2022-30330?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-30330?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST