8.2

CVE-2021-43323

An issue was discovered in UsbCoreDxe in Insyde InsydeH2O with kernel 5.5 before 05.51.45, 5.4 before 05.43.45, 5.3 before 05.35.45, 5.2 before 05.26.45, 5.1 before 05.16.45, and 5.0 before 05.08.45. An SMM callout vulnerability allows an attacker to hijack execution flow of code running in System Management Mode. Exploiting this issue could lead to escalating privileges to SMM.

Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Insyde ≫ Insydeh2o Version >= 5.1 < 5.16.45
Insyde ≫ Insydeh2o Version >= 5.2 < 5.26.45
Insyde ≫ Insydeh2o Version >= 5.3 < 5.33.45
Insyde ≫ Insydeh2o Version >= 5.0 < 5.08.45
Insyde ≫ Insydeh2o Version >= 5.4 < 5.43.45
Insyde ≫ Insydeh2o Version >= 5.5 < 5.51.45
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.04% 0.087
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 8.2 1.5 6
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
nvd@nist.gov 7.2 3.9 10
AV:L/AC:L/Au:N/C:C/I:C/A:C