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CVE-2022-35896

6.0 · MEDIUM

An issue SMM memory leak vulnerability in SMM driver (SMRAM was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5.

Published Sep 22, 2022CWE-20EPSS 0.33%

Overview

CVE-2022-35896 is a medium-severity vulnerability. It was published on September 22, 2022 and has a CVSS 3.1 base score of 6.0 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.0, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

An issue SMM memory leak vulnerability in SMM driver (SMRAM was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An attacker can dump SMRAM contents via the software SMI provided by the FvbServicesRuntimeDxe driver to read the contents of SMRAM, leading to information disclosure.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refbinarly.io/advisories/BRLY-2022-025/index.htmlRefwww.insyde.com/security-pledgeRefwww.insyde.com/security-pledge/SA-2022034Refbinarly.io/advisories/BRLY-2022-025/index.htmlRefwww.insyde.com/security-pledgeRefwww.insyde.com/security-pledge/SA-2022034

How CyberStrike helps

Frequently asked questions

What is CVE-2022-35896?

CVE-2022-35896 is a medium-severity vulnerability. It was published on September 22, 2022 and has a CVSS 3.1 base score of 6.0 (MEDIUM).

How severe is CVE-2022-35896?

This vulnerability has a CVSS 3.1 base score of 6.0, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2022-35896?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2022-35896?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2022-35896 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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