Vulnerability in Microsoft Windows
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 m…
EPSS: 0.006 (42.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N.
Affected products
- Microsoft Windows
- Wibu Wibukey — versions 6.40
- N/a — versions n/a
Weakness classification (CWE)
References
- talos-cna@cisco.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- talos-cna@cisco.com (Exploit, Third Party Advisory, x_refsource_MISC)
- talos-cna@cisco.com (x_refsource_CONFIRM, Third Party Advisory)
- talos-cna@cisco.com (x_refsource_CONFIRM, Third Party Advisory)
- talos-cna@cisco.com (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2018-3989?
- CVE-2018-3989 is a medium-severity vulnerability in Microsoft Windows, classified under Use of Uninitialized Resource. CVSS score: 4.3/10. Published 2019-02-05.
- How severe is CVE-2018-3989?
- Medium severity. CVSS v3 base score is 4.3 out of 10.