CVE-2018-3990: Buffer Overflow
First published: Tue Feb 05 2019(Updated: )
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.
Credit: talos-cna@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| =6.40 | ||
| Microsoft Windows |
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Reference Links
Frequently Asked Questions
What is CVE-2018-3990?
CVE-2018-3990 is a pool corruption vulnerability in the WIBU-SYSTEMS WibuKey.sys driver that can be exploited to cause kernel memory corruption and potentially escalate privileges.
How severe is CVE-2018-3990?
CVE-2018-3990 is considered critical with a severity score of 7.8.
Which software versions are affected by CVE-2018-3990?
WibuKey.sys Version 6.40 (Build 2400) is affected by CVE-2018-3990.
How can CVE-2018-3990 be exploited?
CVE-2018-3990 can be exploited by sending a specially crafted IRP request to trigger a buffer overflow.
Is Microsoft Windows affected by CVE-2018-3990?
No, Microsoft Windows is not vulnerable to CVE-2018-3990.
What is the Common Weakness Enumeration (CWE) ID for CVE-2018-3990?
The CWE ID for CVE-2018-3990 is CWE-119.
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