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redhatcveRedhat.comRH:CVE-2023-20583
HistoryAug 22, 2023 - 5:49 p.m.

CVE-2023-20583

2023-08-2217:49:59
redhat.com
access.redhat.com
11
amd
processor
side-channel
vulnerability
power consumption
cache line
sensitive information
cve-2023-20583
mitigation
hw vendor

CVSS3

4.7

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

4.8

Confidence

High

EPSS

0

Percentile

9.0%

A power side-channel vulnerability was found in AMD processors. This issue may allow an authenticated attacker to monitor the CPU power consumption as the data in a cache line changes over time, resulting in a sensitive information leak.

Mitigation

Please contact HW vendor for more update on this CVE

CVSS3

4.7

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

4.8

Confidence

High

EPSS

0

Percentile

9.0%

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