CVE-2023-43490

2024-03-1200:00:00

ubuntu.com

microcode keying

intel xeon d processors

information disclosure

local access

unix

5.3 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

5.2 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

15.5%

JSON

Incorrect calculation in microcode keying mechanism for some Intel®
Xeon® D Processors with Intel® SGX may allow a privileged user to
potentially enable information disclosure via local access.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchintel-microcode< 3.20240514.0ubuntu0.18.04.1+esm1UNKNOWN
ubuntu20.04noarchintel-microcode< 3.20240514.0ubuntu0.20.04.1UNKNOWN
ubuntu22.04noarchintel-microcode< 3.20240514.0ubuntu0.22.04.1UNKNOWN
ubuntu23.10noarchintel-microcode< 3.20240514.0ubuntu0.23.10.1UNKNOWN
ubuntu16.04noarchintel-microcode< 3.20240514.0ubuntu0.16.04.1+esm1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	intel-microcode	< 3.20240514.0ubuntu0.18.04.1+esm1	UNKNOWN
ubuntu	20.04	noarch	intel-microcode	< 3.20240514.0ubuntu0.20.04.1	UNKNOWN
ubuntu	22.04	noarch	intel-microcode	< 3.20240514.0ubuntu0.22.04.1	UNKNOWN
ubuntu	23.10	noarch	intel-microcode	< 3.20240514.0ubuntu0.23.10.1	UNKNOWN
ubuntu	16.04	noarch	intel-microcode	< 3.20240514.0ubuntu0.16.04.1+esm1	UNKNOWN