CVE-2018-3990

Name: CVE-2018-3990
Creator: NVD / NIST
Published: 2019-02-05T23:29:00.34+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.64%

Last modified Jun 17, 2026

CVE-2018-3990 is a vulnerability of currently unknown severity. An exploitable pool corruption 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 a buffer overflow, resulting in kernel memory corruption and, potentially, privilege escalation. EPSS estimates a 0.64% chance of exploitation in the next 30 days.

Description

An exploitable pool corruption 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 a buffer overflow, resulting in kernel memory corruption and, potentially, privilege escalation. An attacker can send an IRP request to trigger this vulnerability.

Metrics

EPSS Probability

0.64%

45.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions
Wibu	Wibukey	6.40

References

http://www.securityfocus.com/bid/107005Third Party Advisory, VDB 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-2018-0658Exploit, Third Party Advisory
http://www.securityfocus.com/bid/107005Third Party Advisory, VDB 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-2018-0658Exploit, Third Party Advisory

Timeline

Published: Feb 5, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-3990?

How severe is CVE-2018-3990?

Severity scoring for CVE-2018-3990 is pending analysis. The EPSS model estimates a 0.64% probability of exploitation in the next 30 days.

How do I fix CVE-2018-3990?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-3990?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST