Vulnerability Database

289,697

Total vulnerabilities in the database

CVE-2021-43522

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.

  • Published: Feb 3, 2022
  • Updated: Apr 14, 2023
  • CVE: CVE-2021-43522
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.5
  • AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

CVSS v2:

  • Severity: Medium
  • Score: 6.9
  • AV:L/AC:M/Au:N/C:C/I:C/A:C

CWEs:

Software From Fixed in
insyde / insydeh2o 5.1 5.14.34
insyde / insydeh2o 5.2 5.24.34
insyde / insydeh2o 5.3 5.33.34