CVE-2019-6492
5.5 · MEDIUMOverview
CVE-2019-6492 is a medium-severity vulnerability affecting iobit smart_defrag. It was published on March 21, 2019 and has a CVSS 3.0 base score of 5.5 (MEDIUM).
This vulnerability has a CVSS 3.0 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
SmartDefragDriver.sys (2.0) in IObit Smart Defrag 6 never frees an executable kernel pool that is allocated with user defined bytes and size when IOCTL 0x9C401CC4 is called. This kernel pointer can be leaked if the kernel pool becomes a "big" pool.
Remediation
Check the references section for vendor advisories and patches from iobit. Update smart_defrag 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-2019-6492?
CVE-2019-6492 is a medium-severity vulnerability affecting iobit smart_defrag. It was published on March 21, 2019 and has a CVSS 3.0 base score of 5.5 (MEDIUM).
How severe is CVE-2019-6492?
This vulnerability has a CVSS 3.0 base score of 5.5, 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-2019-6492?
Check the references section for vendor advisories and patches from iobit. Update smart_defrag 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-2019-6492?
CyberStrike's AI-powered security agents can automatically detect CVE-2019-6492 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
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