HOMEVULNERABILITIESCVE-2022-30330
MEDIUM

CVE-2022-30330

CWE-20Published: May 7, 2022· Updated: Jun 17, 2026

6.6
CVSS v3.1

Official 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.

NVD Source

Technical Analysis

CVE-2022-30330 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 6.6.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorPhysical
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Vendors & Products

keepkey2 product(s)
keepkey firmwarekeepkey
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://blog.inhq.net/posts/keepkey-CVE-2022-30330/
PATCHhttps://github.com/keepkey/keepkey-firmware/commit/447c1f038a31378ab9589965c098467d9ea6cccc
PATCHhttps://blog.inhq.net/posts/keepkey-CVE-2022-30330/
PATCHhttps://github.com/keepkey/keepkey-firmware/commit/447c1f038a31378ab9589965c098467d9ea6cccc
ADVISORYhttps://github.com/keepkey/keepkey-firmware/releases/tag/v7.3.2
ADVISORYhttps://github.com/keepkey/keepkey-firmware/releases/tag/v7.3.2

All References (6)

→
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

Quick Facts

CVE IDCVE-2022-30330
CVSS Score6.6 / 10
SeverityMEDIUM
WeaknessCWE-20
CISA KEVNo
Affected1 vendor(s)
PublishedMay 7, 2022

Related CVEs (CWE-20)

CVE-2020-12389
10.0
CVE-2008-6826
10.0
CVE-2020-6962
10.0
CVE-2020-12388
10.0
CVE-2007-6494
10.0
CVE-2021-23279
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2022-30330 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.
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