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redhatcveRedhat.comRH:CVE-2021-33120
HistoryFeb 08, 2022 - 7:09 p.m.

CVE-2021-33120

2022-02-0819:09:38
redhat.com
access.redhat.com
27
flaw
intel atom processors
memory subsystem
information disclosure
denial of service
network access

CVSS2

5.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

5.4

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

LOW

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

EPSS

0.001

Percentile

24.9%

A flaw was found in microcode. An out-of-bounds read under a complex microarchitectural condition in the memory subsystem for some Intel Atom® Processors may allow an authenticated user to potentially enable information disclosure or cause a denial of service via network access.

CVSS2

5.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

5.4

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

LOW

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

EPSS

0.001

Percentile

24.9%