Vulnerability Monitor

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CVE-2021-41842

An issue was discovered in AtaLegacySmm in the kernel 5.0 before 05.08.46, 5.1 before 05.16.46, 5.2 before 05.26.46, 5.3 before 05.35.46, 5.4 before 05.43.46, and 5.5 before 05.51.45 in Insyde InsydeH2O. Code execution can occur because the SMI handler lacks a CommBuffer check.

Published

2022-01-06T00:15:07.860

Last Modified

2024-11-21T06:26:52.790

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

6.4

Weaknesses
  • Type: Primary
    NVD-CWE-noinfo
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application insyde insydeh2o < 05.08.46 Yes
Application insyde insydeh2o < 05.16.46 Yes
Application insyde insydeh2o < 05.26.46 Yes
Application insyde insydeh2o < 05.35.46 Yes
Application insyde insydeh2o < 05.43.46 Yes
Application insyde insydeh2o < 05.51.45 Yes
References