CVE-2018-3989

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 v3.0

5.5 MEDIUMCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CVSS v3.0

4.3 MEDIUMCVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N

CVSS v2.0

2.1 LOWAV:L/AC:L/Au:N/C:P/I:N/A:N

EPSS

0.57% chance of exploitation in the next 30 days, 45th percentile

Published

2019-02-05

Updated

2024-08-05

Proof-of-concept exploits (1)

• https://talosintelligence.com/vulnerability_reports/TALOS-2018-0657

References

• CVE Record
• NVD entry

Related

• CVE-2018-3988
• CVE-2018-3990
• CVE-2018-3987
• CVE-2018-3991
• CVE-2018-3986
• CVE-2018-3992