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,…
Does this matter?
Lower severity and a low EPSS score (0.57%). Track it; it rarely justifies an emergency change on its own.
Description
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 3.0
- 5.5 MEDIUMCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 0.57% probability · 45th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-908
- Affected
- wibu/wibukey
- Source
- talos-cna@cisco.com
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-2018-0657Exploit, 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-2018-0657Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.