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).
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Aruba Aos 10 | aruba-aos-10-cve-2020-5953 | Jan 14, 2025 | Feb 1, 2022 | |
| Aruba Aos 8 | aruba-aos-8-cve-2020-5953 | Jan 14, 2025 | Feb 1, 2022 | |
| Aruba Aos Cx | aruba-aos-cx-cve-2020-5953 | Feb 24, 2025 | Feb 1, 2022 |
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