CVE-2021-43463
7.8 · HIGHOverview
CVE-2021-43463 is a high-severity vulnerability affecting ext2_file_system_driver_project ext2_file_system_driver. It was published on April 4, 2022 and has a CVSS 3.1 base score of 7.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
An Unquoted Service Path vulnerability exists in Ext2Fsd v0.68 via a specially crafted file in the Ext2Srv Service executable service path.
Remediation
Check the references section for vendor advisories and patches from ext2_file_system_driver_project. Update ext2_file_system_driver 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 |
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Frequently Asked Questions
What is CVE-2021-43463?
CVE-2021-43463 is a high-severity vulnerability affecting ext2_file_system_driver_project ext2_file_system_driver. It was published on April 4, 2022 and has a CVSS 3.1 base score of 7.8 (HIGH).
How severe is CVE-2021-43463?
This vulnerability has a CVSS 3.1 base score of 7.8, 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-2021-43463?
Check the references section for vendor advisories and patches from ext2_file_system_driver_project. Update ext2_file_system_driver 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-2021-43463?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-43463 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.
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