CVE-2021-4122
4.3 Medium
CVSS3
Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
0.001 Low
EPSS
Percentile
30.2%
It was found that a specially crafted LUKS header could trick cryptsetup into disabling encryption during the recovery of the device. An attacker with physical access to the medium, such as a flash disk, could use this flaw to force a user into permanently disabling the encryption layer of that medium.
Affected configurations
Related
4.3 Medium
CVSS3
Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
0.001 Low
EPSS
Percentile
30.2%