CVE Vulnerability

CVE-2021-26943

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).

7.2 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 10

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

Scope

8.2 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1.5 / Impact : 6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References
Link Resource
https://www.asus.com/support/FAQ/1045541/ Exploit Vendor Advisory
https://www.youtube.com/watch?v=1H3AfaVyeuk Exploit Third Party Advisory
Configurations

Configuration 1
Information

Published : 2021-03-31 08:15

Updated : 2021-04-07 02:12

NVD link : CVE-2021-26943

Mitre link : CVE-2021-26943

Products Affected
No products.
CWE
NVD-CWE-noinfo