6.7

CVE-2023-49721

An insecure default to allow UEFI Shell in EDK2 was left enabled in LXD. This allows an OS-resident attacker to bypass Secure Boot.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Canonical ≫ Lxd Version >= 5.0.0 < 5.21.0
Tianocore ≫ Edk2 Update- Version <= 2023.11-8
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.24% 0.145
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
security@ubuntu.com 6.7 0.8 5.9
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CWE-276 Incorrect Default Permissions

During installation, installed file permissions are set to allow anyone to modify those files.

https://bugs.launchpad.net/ubuntu/+source/edk2/+bug/2040137
Issue Tracking
https://bugs.launchpad.net/ubuntu/+source/lxd/+bug/2040139
Issue Tracking
https://nvd.nist.gov/vuln/detail/CVE-2023-48733
Third Party Advisory
https://www.openwall.com/lists/oss-security/2024/02/14/4
Mailing List