CVEvulnerability
CVE-2021-26943
8.2 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-03-31
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 8.2 HIGH — CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.2 HIGH — AV:L/AC:L/Au:N/C:C/I:C/A:C
Description
The UX360CA BIOS through 303 on ASUS laptops allow an attacker (with the ring 0 privilege) to overwrite nearly arbitrary physical memory locations, including SMRAM, and execute arbitrary code in the SMM (issue 3 of 3).
Affected configurations
• asus ux360ca bios (< 304)
References
- https://www.asus.com/support/FAQ/1045541/ Exploit, Vendor Advisory
- https://www.youtube.com/watch?v=1H3AfaVyeuk Exploit, Third Party Advisory
- https://www.asus.com/support/FAQ/1045541/ Exploit, Vendor Advisory
- https://www.youtube.com/watch?v=1H3AfaVyeuk Exploit, Third Party Advisory