NULL pointer dereference in Realtek Ndis
CVE-2019-11867
Realtek NDIS driver rt640x64.sys, file version 10.1.505.2015, fails to do any size checking on an input buffer from user space, which the driver assumes has a size greater than zero bytes. To exploit this vulnerability, an attacker must send an IRP with a system buffer size of 0.
EPSS: 0.003 (20.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Realtek Ndis — versions 10.1.505.2015
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2019-11867?
- CVE-2019-11867 is a medium-severity vulnerability in Realtek Ndis, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2020-02-12.
- How severe is CVE-2019-11867?
- Medium severity. CVSS v3 base score is 5.5 out of 10.