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MitreCVE-2021-41842

HistoryJan 06, 2022 - 12:15 a.m.

CVE-2021-41842

2022-01-0600:15:07

mitre

web.nvd.nist.gov

cve-2021-41842

atalegacysmm

kernel

insydeh2o

code execution

nvd

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.3

Confidence

High

EPSS

0.003

Percentile

71.7%

JSON

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.

Affected configurations

Nvd

Node

insydeinsydeh2oRange5.0–05.08.46

Node

insydeinsydeh2oRange5.1–05.16.46

Node

insydeinsydeh2oRange5.2–05.26.46

Node

insydeinsydeh2oRange5.3–05.35.46

Node

insydeinsydeh2oRange5.4–05.43.46

Node

insydeinsydeh2oRange5.5–05.51.45

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

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

References

security.netapp.com/advisory/ntap-20220223-0002/

www.insyde.com/security-pledge

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.3

Confidence

High

EPSS

0.003

Percentile

71.7%

JSON

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