CVE-2019-11867 Information

Description

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.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Reference

https://downwithup.github.io/CVEPosts.html https://www.realtek.cz/realtek-network-drivers.html

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5