CVE-2018-3989
4.3 · MEDIUMOverview
CVE-2018-3989 is a medium-severity vulnerability affecting wibu wibukey. It was published on February 5, 2019 and has a CVSS 3.0 base score of 4.3 (MEDIUM).
This vulnerability has a CVSS 3.0 base score of 4.3, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
An exploitable kernel memory disclosure vulnerability exists in the 0x8200E804 IOCTL handler functionality of WIBU-SYSTEMS WibuKey.sys Version 6.40 (Build 2400).A specially crafted IRP request can cause the driver to return uninitialized memory, resulting in kernel memory disclosure. An attacker can send an IRP request to trigger this vulnerability.
Remediation
Check the references section for vendor advisories and patches from wibu. Update wibukey 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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References
Frequently Asked Questions
What is CVE-2018-3989?
CVE-2018-3989 is a medium-severity vulnerability affecting wibu wibukey. It was published on February 5, 2019 and has a CVSS 3.0 base score of 4.3 (MEDIUM).
How severe is CVE-2018-3989?
This vulnerability has a CVSS 3.0 base score of 4.3, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2018-3989?
Check the references section for vendor advisories and patches from wibu. Update wibukey 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-2018-3989?
CyberStrike's AI-powered security agents can automatically detect CVE-2018-3989 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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