CVE-2022-35893
8.2 · HIGHOverview
CVE-2022-35893 is a high-severity vulnerability affecting insyde insydeh2o. It was published on September 23, 2022 and has a CVSS 3.1 base score of 8.2 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.2, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An SMM memory corruption vulnerability in the FvbServicesRuntimeDxe driver allows an attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.
Remediation
Check the references section for vendor advisories and patches from insyde. Update insydeh2o to the latest patched version. 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.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| insyde | insydeh2o | >= 5.0, < 05.09.37 | Affected |
Frequently Asked Questions
What is CVE-2022-35893?
CVE-2022-35893 is a high-severity vulnerability affecting insyde insydeh2o. It was published on September 23, 2022 and has a CVSS 3.1 base score of 8.2 (HIGH).
How severe is CVE-2022-35893?
This vulnerability has a CVSS 3.1 base score of 8.2, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2022-35893?
Check the references section for vendor advisories and patches from insyde. Update insydeh2o to the latest patched version. 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-2022-35893?
CyberStrike's AI-powered security agents can automatically detect CVE-2022-35893 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
AI-driven PR review catches vulnerable dependencies before they ship.
Browser-based exploitation validates findings with real proof-of-concept.
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