Vulnerability Database

310,057

Total vulnerabilities in the database

CVE-2018-3990

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.

  • Published: Feb 5, 2019
  • Updated: Nov 9, 2025
  • CVE: CVE-2018-3990
  • Severity: High
  • Exploit:

CVSS v2:

  • Severity: High
  • Score: 7.2
  • AV:L/AC:L/Au:N/C:C/I:C/A:C

CWEs:

Software From Fixed in
wibu / wibukey 6.40 6.40.x