CVE-2023-28746: Fixes in impacted Intel processors

Published Mar 5, 2024
·
Updated

Information exposure through microarchitectural state after transient execution from some register files for some Intel(R) Atom(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

Other sources

Intel: CVE-2023-28746 Register File Data Sampling (RFDS)

Microsoft

This CVE was assigned by Intel. Please see CVE-2023-28746 on CVE.org for more information.

Microsoft

Affected Software

40 affected componentsFixes available
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2012 R2
ubuntu/intel-microcode<3.20240514.0ubuntu0.18.04.1+
3.20240514.0ubuntu0.18.04.1+
ubuntu/intel-microcode<3.20240514.0ubuntu0.20.04.1
3.20240514.0ubuntu0.20.04.1
ubuntu/intel-microcode<3.20240514.0ubuntu0.22.04.1
3.20240514.0ubuntu0.22.04.1
ubuntu/intel-microcode<3.20240514.0ubuntu0.23.10.1
3.20240514.0ubuntu0.23.10.1
ubuntu/intel-microcode<3.20240514.0ubuntu0.16.04.1+
3.20240514.0ubuntu0.16.04.1+
debian/intel-microcode<=3.20231114.1~deb11u1, <=3.20231114.1~deb12u1
3.20240514.1~deb11u13.20240514.1~deb12u13.20240813.2
debian/linux
5.10.218-15.10.223-16.1.94-16.1.99-16.10.6-1
debian/xen<=4.14.6-1, <=4.14.5+94-ge49571868d-1, <=4.17.3+10-g091466ba55-1~deb12u1, <=4.17.3+36-g54dacb5c02-1
Microsoft Windows Server 2022, 23H2 Edition
Microsoft Windows Server 2012
Microsoft Windows Server 2012
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows Server 2019
Microsoft Windows Server 2019
Microsoft Windows 11=23H2
Microsoft Windows 11=22H2
Microsoft Windows 11=21H2
Microsoft Windows Server 2022
Microsoft Windows Server 2022
Microsoft Windows Server 2016
Microsoft Windows Server 2016
Microsoft Windows 10=1809
Microsoft Windows 10=1809
Microsoft Windows 10=22H2
Microsoft Windows 10=22H2
Microsoft Windows 10=1607
Microsoft Windows 10=1607
Microsoft Windows 10=21H2
Microsoft Windows 10=21H2
Microsoft Windows 10
Microsoft Windows 10
IBM Security Verify Governance<=ISVG 10.0.2
IBM Security Verify Governance, Identity Manager Software Stack<=ISVG 10.0.2
IBM Security Verify Governance, Identity Manager Virtual Appliance<=ISVG 10.0.2
IBM Security Verify Governance Identity Manager Container<=ISVG 10.0.2
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2008 R2

Event History

Mar 5, 2024
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeakness
Mar 12, 2024
Data Sourced
via Microsoft·07:00 AM
DescriptionSeverityWeakness
Mar 14, 2024
CVE Published
via MITRE·04:45 PM
Data Sourced
via MITRE·04:45 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·05:15 PM
DescriptionSeverityWeakness
Mar 21, 2024
Data Sourced
via Red Hat·01:48 PM
DescriptionSeverityAffected Software
May 29, 2024
Data Sourced
via Launchpad·12:47 PM
Description
Apr 9, 2025
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is the severity of CVE-2023-28746?

CVE-2023-28746 is considered a high severity vulnerability due to the potential for information exposure through microarchitectural state after transient execution.

2

How do I fix CVE-2023-28746?

To remediate CVE-2023-28746, apply the relevant patches provided by Microsoft and update the Intel microcode as specified for your operating system.

3

What systems are affected by CVE-2023-28746?

CVE-2023-28746 affects various Windows Server versions, Windows 10, Windows 11, and specific versions of the Intel microcode packages.

4

Is CVE-2023-28746 being actively exploited?

As of now, there is no public indication that CVE-2023-28746 is actively being exploited in the wild, but it is advisable to apply patches promptly.

5

What risks are associated with CVE-2023-28746?

The primary risk of CVE-2023-28746 is unauthorized access to sensitive data, which could be exploited by attackers through transient execution techniques.

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