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MitreCVE-2022-35896

HistorySep 22, 2022 - 12:15 a.m.

CVE-2022-35896

2022-09-2200:15:10

CWE-20

mitre

web.nvd.nist.gov

cve

vulnerability

smm

insyde insydeh2o

kernel 5.0

kernel 5.5

information disclosure

nvd

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

5.4

Confidence

High

EPSS

0.001

Percentile

20.0%

JSON

An issue SMM memory leak vulnerability in SMM driver (SMRAM was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An attacker can dump SMRAM contents via the software SMI provided by the FvbServicesRuntimeDxe driver to read the contents of SMRAM, leading to information disclosure.

Affected configurations

Nvd

Node

insydeinsydeh2oRange5.0–5.5

VendorProductVersionCPE
insydeinsydeh2o*cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
insyde	insydeh2o	*	cpe:2.3:a:insyde:insydeh2o::::::::

References

binarly.io/advisories/BRLY-2022-025/index.html

www.insyde.com/security-pledge

www.insyde.com/security-pledge/SA-2022034

Social References

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

5.4

Confidence

High

EPSS

0.001

Percentile

20.0%

JSON

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