CVE-2021-26334

The AMDPowerProfiler.sys driver of AMD µProf tool may allow lower privileged users to access MSRs in kernel which may lead to privilege escalation and ring-0 code execution by the lower privileged user.

CVSS v3 9.9 CRITICAL
CVSS v2.0 9.0 HIGH

9.9^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.1 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

9.0^/10

CVSS v2.0 : HIGH

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

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1016	Mitigation Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:amd:amd_uprof:*:*:*:*:*:*:*:*

cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:a:amd:amd_uprof:*:*:*:*:*:*:*:*

cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*

History

07 Nov 2023, 03:31

Type	Values Removed	Values Added
Summary	The AMDPowerProfiler.sys driver of AMD ?Prof tool may allow lower privileged users to access MSRs in kernel which may lead to privilege escalation and ring-0 code execution by the lower privileged user.	The AMDPowerProfiler.sys driver of AMD µProf tool may allow lower privileged users to access MSRs in kernel which may lead to privilege escalation and ring-0 code execution by the lower privileged user.

Information

Published : 2021-12-01 16:15

Updated : 2024-02-28 18:48

NVD link : CVE-2021-26334

Mitre link : CVE-2021-26334

CVE.ORG link : CVE-2021-26334

JSON object : View

Products Affected

linux

linux_kernel

amd

amd_uprof

microsoft

windows

CWE

NVD-CWE-Other CWE-284

Improper Access Control

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