4.3

CVE-2021-4122

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Cryptsetup Project ≫ Cryptsetup Version < 2.3.7
Cryptsetup Project ≫ Cryptsetup Version >= 2.4.0 < 2.4.3
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.28% 0.195
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 4.3 0.7 3.6
CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
CWE-345 Insufficient Verification of Data Authenticity

The product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data.

https://access.redhat.com/security/cve/CVE-2021-4122
Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2031859
Third Party Advisory
Permissions Required
https://bugzilla.redhat.com/show_bug.cgi?id=2032401
Third Party Advisory
Issue Tracking
https://gitlab.com/cryptsetup/cryptsetup/-/commit/0113ac2d889c5322659ad0596d4cfc6da53e356c
Patch
Third Party Advisory
https://mirrors.edge.kernel.org/pub/linux/utils/cryptsetup/v2.4/v2.4.3-ReleaseNotes
Vendor Advisory
Release Notes