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CVE-2022-30330

MEDIUM
6.6
CVSS Score
Published: May 7, 2022 at 03:25 AM UTC
Updated: June 17, 2026 at 04:43 AM UTC
2 products affected across 1 vendorKeepkey FirmwareKeepkey

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Severity
MEDIUM6.6
Exploit prediction
EPSS 0.5%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Keepkey Firmware· Keepkey
95%
v < 7.3.2
Affected range stops below 7.3.2, so it looks safe — our inference, not a vendor statement
keepkey-keepkey (same device)
Keepkey· Keepkeydevice
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (3)

x_refsource_MISCExploitPatchThird Party Advisory
Source: [email protected]
https://blog.inhq.net/posts/keepkey-CVE-2022-30330/
x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/keepkey/keepkey-firmware/commit/447c1f038a31378ab9589965c098467d9ea6cccc
x_refsource_MISCRelease NotesThird Party Advisory
Source: [email protected]
https://github.com/keepkey/keepkey-firmware/releases/tag/v7.3.2

CVSS

6.6MEDIUM[email protected]
Attack Vector
PHYSICAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-20

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