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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
8
amd
processor
side-channel
vulnerability
power consumption
cache line
sensitive information
cve-2023-20583
mitigation
hw vendor

4.7 Medium

CVSS3

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

4.8 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

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

4.7 Medium

CVSS3

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

4.8 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

9.0%

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