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.

CVSS v3.0 7.5 HIGH
CVSS v2.0 6.9 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 0.8 / Impact : 6.0

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

6.9^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:M/Au:N/C:C/I:C/A:C

Exploitability : 3.4 / Impact : 10.0

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://www.insyde.com/security-pledge	Vendor Advisory
https://security.netapp.com/advisory/ntap-20220216-0003/	Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdf	Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*

Configuration 3 (hide)

cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*

Information

Published : 2022-02-02 16:15

Updated : 2022-03-29 09:35

NVD link : CVE-2021-43522

Mitre link : CVE-2021-43522

JSON object : View

CWE

CWE-787

Out-of-bounds Write

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Products Affected

insyde

insydeh2o

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