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nvd[email protected]NVD:CVE-2022-35893
HistorySep 23, 2022 - 7:15 p.m.

CVE-2022-35893

2022-09-2319:15:14
CWE-20
web.nvd.nist.gov
5
insydeh2o
kernel 5.0-5.5
smm memory corruption
fvbservicesruntimedxe
smram
escalating privileges

CVSS3

8.2

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

EPSS

0

Percentile

12.6%

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An SMM memory corruption vulnerability in the FvbServicesRuntimeDxe driver allows an attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.

Affected configurations

Nvd
Node
insydeinsydeh2oRange5.005.09.37
Node
insydeinsydeh2oRange5.105.17.37
Node
insydeinsydeh2oRange5.205.27.29
Node
insydeinsydeh2oRange5.305.36.29
Node
insydeinsydeh2oRange5.405.44.29
Node
insydeinsydeh2oRange5.505.52.29
VendorProductVersionCPE
insydeinsydeh2o*cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*

CVSS3

8.2

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

EPSS

0

Percentile

12.6%

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