Описание
An issue was discovered in Insyde InsydeH2O with Kernel 5.0 before 05.08.42, Kernel 5.1 before 05.16.42, Kernel 5.2 before 05.26.42, Kernel 5.3 before 05.35.42, Kernel 5.4 before 05.42.51, and Kernel 5.5 before 05.50.51. An SMM memory corruption vulnerability in FvbServicesRuntimeDxe allows a possible attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.
Ссылки
- Third Party Advisory
- Third Party Advisory
- Vendor Advisory
- Vendor Advisory
- Third Party Advisory
- Third Party Advisory
- Vendor Advisory
- Vendor Advisory
Уязвимые конфигурации
Одновременно
Одновременно
Одновременно
Одновременно
Одновременно
Одновременно
Одновременно
Одновременно
Одновременно
Одновременно
Одновременно
Одновременно
Одновременно
Одновременно
Одновременно
EPSS
8.2 High
CVSS3
7.2 High
CVSS2
Дефекты
Связанные уязвимости
SMM memory corruption vulnerability allowing a possible attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.
Уязвимость компонента FvbServicesRuntimeDxe фреймворка для создания UEFI-прошивок InsydeH2O, позволяющая нарушителю повысить свои привилегии
EPSS
8.2 High
CVSS3
7.2 High
CVSS2