| ID |
CVE-2020-5953
|
| Sažetak |
A vulnerability exists in System Management Interrupt (SWSMI) handler of InsydeH2O UEFI Firmware code located in SWSMI handler that dereferences gRT (EFI_RUNTIME_SERVICES) pointer to call a GetVariable service, which is located outside of SMRAM. This can result in code execution in SMM (escalating privilege from ring 0 to ring -2). |
| Reference |
|
| CVSS |
| Base: | 6.9 |
| Impact: | 10.0 |
| Exploitability: | 3.4 |
|
| Pristup |
| Vektor | Složenost | Autentikacija |
| LOCAL |
MEDIUM |
NONE |
|
| Impact |
| Povjerljivost | Cjelovitost | Dostupnost |
| COMPLETE |
COMPLETE |
COMPLETE |
|
| CVSS vektor |
AV:L/AC:M/Au:N/C:C/I:C/A:C |
| Zadnje važnije ažuriranje |
12-04-2022 - 18:17 |
| Objavljeno |
03-02-2022 - 01:15 |
