What is the severity of CVE-2023-28149?

CVE-2023-28149 has a medium severity level as it allows potential modification of UEFI variables.

How do I fix CVE-2023-28149?

To fix CVE-2023-28149, update the InsydeH2O BIOS to versions 05.28.42, 05.37.42, 05.45.39, 05.53.39, or 05.60.39 or later.

Which systems are affected by CVE-2023-28149?

The affected systems include InsydeH2O BIOS versions prior to 05.28.42, 05.37.42, 05.45.39, 05.53.39, and 05.60.39.

What type of vulnerability is CVE-2023-28149?

CVE-2023-28149 is a UEFI privilege escalation vulnerability that could allow attackers to modify system variables.

Is there a vendor patch available for CVE-2023-28149?

Yes, Insyde has released updates that address the vulnerabilities identified in CVE-2023-28149.

Vulnerability/
CVE-2023-28149

medium

6.1

31/7/2024

7/11/2024

CVE-2023-28149

First published: Wed Jul 31 2024(Updated: )

An issue was discovered in the IhisiServiceSmm module in Insyde InsydeH2O with kernel 5.2 before 05.28.42, 5.3 before 05.37.42, 5.4 before 05.45.39, 5.5 before 05.53.39, and 5.6 before 05.60.39 that could allow an attacker to modify UEFI variables.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
Insyde InsydeH2O UEFI BIOS	<05.28.42<05.37.42<05.45.39<05.53.39<05.60.39
Insyde IhisiServiceSmm	<05.28.42<05.37.42<05.45.39<05.53.39<05.60.39

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Reference Links

https://www.insyde.com/security-pledge/SA-2023040

Frequently Asked Questions

What is the severity of CVE-2023-28149?
CVE-2023-28149 has a medium severity level as it allows potential modification of UEFI variables.
How do I fix CVE-2023-28149?
To fix CVE-2023-28149, update the InsydeH2O BIOS to versions 05.28.42, 05.37.42, 05.45.39, 05.53.39, or 05.60.39 or later.
Which systems are affected by CVE-2023-28149?
The affected systems include InsydeH2O BIOS versions prior to 05.28.42, 05.37.42, 05.45.39, 05.53.39, and 05.60.39.
What type of vulnerability is CVE-2023-28149?
CVE-2023-28149 is a UEFI privilege escalation vulnerability that could allow attackers to modify system variables.
Is there a vendor patch available for CVE-2023-28149?
Yes, Insyde has released updates that address the vulnerabilities identified in CVE-2023-28149.

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vendor/insyde
canonical/insyde insydeh2o uefi bios
canonical/insyde ihisiservicesmm

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Frequently Asked Questions

What is the severity of CVE-2023-28149?
CVE-2023-28149 has a medium severity level as it allows potential modification of UEFI variables.
How do I fix CVE-2023-28149?
To fix CVE-2023-28149, update the InsydeH2O BIOS to versions 05.28.42, 05.37.42, 05.45.39, 05.53.39, or 05.60.39 or later.
Which systems are affected by CVE-2023-28149?
The affected systems include InsydeH2O BIOS versions prior to 05.28.42, 05.37.42, 05.45.39, 05.53.39, and 05.60.39.
What type of vulnerability is CVE-2023-28149?
CVE-2023-28149 is a UEFI privilege escalation vulnerability that could allow attackers to modify system variables.
Is there a vendor patch available for CVE-2023-28149?
Yes, Insyde has released updates that address the vulnerabilities identified in CVE-2023-28149.