CVE Vulnerabilities

CVE-2018-8584

Time-of-check Time-of-use (TOCTOU) Race Condition

Published: Nov 14, 2018 | Modified: Oct 03, 2019
CVSS 3.x
7.8
HIGH
Source:
NVD
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
7.2 HIGH
AV:L/AC:L/Au:N/C:C/I:C/A:C
RedHat/V2
RedHat/V3
Ubuntu

An elevation of privilege vulnerability exists when Windows improperly handles calls to Advanced Local Procedure Call (ALPC), aka Windows ALPC Elevation of Privilege Vulnerability. This affects Windows Server 2016, Windows 10, Windows Server 2019, Windows 10 Servers.

Weakness

The product checks the state of a resource before using that resource, but the resource’s state can change between the check and the use in a way that invalidates the results of the check. This can cause the product to perform invalid actions when the resource is in an unexpected state.

Affected Software

Name Vendor Start Version End Version
Windows_10 Microsoft - (including) - (including)
Windows_10 Microsoft 1607 (including) 1607 (including)
Windows_10 Microsoft 1703 (including) 1703 (including)
Windows_10 Microsoft 1709 (including) 1709 (including)
Windows_10 Microsoft 1803 (including) 1803 (including)
Windows_10 Microsoft 1809 (including) 1809 (including)
Windows_server_2016 Microsoft - (including) - (including)
Windows_server_2016 Microsoft 1709 (including) 1709 (including)
Windows_server_2016 Microsoft 1803 (including) 1803 (including)
Windows_server_2019 Microsoft - (including) - (including)

Potential Mitigations

References