CVE-2021-43522

HIGH Year: 2021
CVSS v3 Score
7.5
High
CVSS v2 Score
6.9
Medium
Weakness Type
CWE-787
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Vulnerability Description

An issue was discovered in Insyde InsydeH2O with kernel 5.1 through 2021-11-08, 5.2 through 2021-11-08, and 5.3 through 2021-11-08. A StorageSecurityCommandDxe SMM memory corruption vulnerability allows an attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.

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