Vulnerability 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Wibu | Wibukey | 6.40 |
| Microsoft | Windows | - |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/107005Third Party AdvisoryVDB Entry
- https://cert-portal.siemens.com/productcert/pdf/ssa-760124.pdfThird Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-844562.pdfThird Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-902727.pdf
- https://talosintelligence.com/vulnerability_reports/TALOS-2018-0657ExploitThird Party Advisory
- http://www.securityfocus.com/bid/107005Third Party AdvisoryVDB Entry
- https://cert-portal.siemens.com/productcert/pdf/ssa-760124.pdfThird Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-844562.pdfThird Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-902727.pdf
- https://talosintelligence.com/vulnerability_reports/TALOS-2018-0657ExploitThird Party Advisory
FAQ
What is CVE-2018-3989?
CVE-2018-3989 is a vulnerability with a CVSS score of 4.3 (MEDIUM). 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 cau...
How severe is CVE-2018-3989?
CVE-2018-3989 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-3989?
Check the references section above for vendor advisories and patch information. Affected products include: Wibu Wibukey, Microsoft Windows.