CVE-2022-30330: In the KeepKey firmware before 7.3.2,Flaws in the supervisor interface can be exploited to bypass important se

Q: How do I fix CVE-2022-30330?

keepkey firmware: upgrade to 7.3.2. Exact commands for each OS are on this page.

Q: Is CVE-2022-30330 being exploited?

CVE-2022-30330 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2022-30330 affect?

CVE-2022-30330 affects keepkey firmware. Severity is medium (CVSS 6.6). 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 th

Q: How urgent is CVE-2022-30330?

Priority 44/100. Public exploit reference; On your watchlist

This month

MEDIUM 6.6WATCHLISTUPGRADE

CVE-2022-30330 is a medium-severity flaw (CVSS 6.6) affecting keepkey firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

Public exploit reference
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	6.6 (Medium)
Attack vector	Physical
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.5% (top 55%)
CISA exploited list	No
Weakness	CWE-20
Published	2022-05-07
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: keepkey

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-05-07 04:15 UTCPublished CVE record published
2026-06-17 04:43 UTCUpdated Record last modified

keepkey keepkey firmware UPGRADE

Affected: < 7.3.2

Fixed in: 7.3.2

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-30330?

keepkey firmware: upgrade to 7.3.2. Exact commands for each OS are on this page.

Is CVE-2022-30330 being exploited?

CVE-2022-30330 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-30330 affect?

CVE-2022-30330 affects keepkey firmware. Severity is medium (CVSS 6.6). 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 th

How urgent is CVE-2022-30330?

Priority 44/100. Public exploit reference; On your watchlist

Related CVEs

CVE-2023-27892 LOW 3.8 UPGRADE Insufficient length checks in the ShapeShift KeepKey hardware wallet firmware before 7.7.0 allow a global buff
CVE-2021-31616 HIGH 8.8 UPGRADE Insufficient length checks in the ShapeShift KeepKey hardware wallet firmware before 7.1.0 allow a stack buffe

References

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