What is CVE-2022-24031?

CVE-2022-24031 is an SMM memory corruption vulnerability in NvmExpressDxe in Insyde InsydeH2O with kernel 5.1 through 5.5, which allows an attacker to write fixed or predictable data to SMRAM and potentially escalate privileges to SMM.

What software is affected by CVE-2022-24031?

Insyde InsydeH2O with kernel versions 5.1 through 5.5 is affected by CVE-2022-24031.

How severe is CVE-2022-24031?

CVE-2022-24031 has a severity score of 8.2 (high).

How can CVE-2022-24031 be exploited?

CVE-2022-24031 can be exploited by writing fixed or predictable data to SMRAM, potentially leading to privilege escalation to SMM.

Where can I find more information about CVE-2022-24031?

You can find more information about CVE-2022-24031 at the following references: [Reference 1](https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdf), [Reference 2](https://security.netapp.com/advisory/ntap-20220216-0009/), [Reference 3](https://www.insyde.com/security-pledge).

Vulnerability/
CVE-2022-24031

high

8.2

CWE

787

3/2/2022

3/8/2024

CVE-2022-24031

First published: Thu Feb 03 2022(Updated: )

An issue was discovered in NvmExpressDxe in Insyde InsydeH2O with kernel 5.1 through 5.5. An SMM memory corruption vulnerability allows an attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
Insyde InsydeH2O	>=5.1<5.16.42
Insyde InsydeH2O	>=5.2<5.26.42
Insyde InsydeH2O	>=5.3<5.35.42
Insyde InsydeH2O	>=5.4<5.43.42
Insyde InsydeH2O	>=5.5<5.51.42

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Frequently Asked Questions

What is CVE-2022-24031?
CVE-2022-24031 is an SMM memory corruption vulnerability in NvmExpressDxe in Insyde InsydeH2O with kernel 5.1 through 5.5, which allows an attacker to write fixed or predictable data to SMRAM and potentially escalate privileges to SMM.
What software is affected by CVE-2022-24031?
Insyde InsydeH2O with kernel versions 5.1 through 5.5 is affected by CVE-2022-24031.
How severe is CVE-2022-24031?
CVE-2022-24031 has a severity score of 8.2 (high).
How can CVE-2022-24031 be exploited?
CVE-2022-24031 can be exploited by writing fixed or predictable data to SMRAM, potentially leading to privilege escalation to SMM.
Where can I find more information about CVE-2022-24031?
You can find more information about CVE-2022-24031 at the following references: [Reference 1](https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdf), [Reference 2](https://security.netapp.com/advisory/ntap-20220216-0009/), [Reference 3](https://www.insyde.com/security-pledge).

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vendor/insyde
canonical/insyde insydeh2o
version/insyde insydeh2o/5.1
version/insyde insydeh2o/5.2
version/insyde insydeh2o/5.3
version/insyde insydeh2o/5.4
version/insyde insydeh2o/5.5

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