Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
Required
Privileges Required
None
Attack Vector
Physical
0

CVE-2022-30330

Disclosure Date: May 07, 2022
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

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.

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CVSS V3 Severity and Metrics
Base Score:
6.6 Medium
Impact Score:
5.9
Exploitability Score:
0.7
Vector:
CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector (AV):
Physical
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
Required
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High

General Information

Vendors

  • keepkey

Products

  • keepkey firmware

Additional Info

Technical Analysis