AEGLIX vulnerability intelligence
CVE-2018-8440
HIGH · CVSS 7.8 · Analyzed
Published: 2018-09-13 · Updated: 2026-06-17 · Source: NVD
Vulnerability overview
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 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.
Severity and scoring
- CVSS score
- 7.8 · HIGH
- CVSS version
- 3.1
- CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- NVD-CWE-noinfo
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- Microsoft · Windows
- Added to catalog
- 2022-03-28
- Required action
- Apply updates per vendor instructions.
- CISA remediation due date
- 2022-04-18
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1703:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1709:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1803:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- http://www.securityfocus.com/bid/105153
Third Party Advisory · VDB Entry
- http://www.securitytracker.com/id/1041578
Third Party Advisory · VDB Entry
- https://blog.0patch.com/2018/08/how-we-micropatched-publicly-dropped.html
Exploit · Patch · Third Party Advisory
- https://blog.0patch.com/2018/09/comparing-our-micropatch-with.html
Third Party Advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8440
Patch · Vendor Advisory
- http://www.securityfocus.com/bid/105153
Third Party Advisory · VDB Entry
- http://www.securitytracker.com/id/1041578
Third Party Advisory · VDB Entry
- https://blog.0patch.com/2018/08/how-we-micropatched-publicly-dropped.html
Exploit · Patch · Third Party Advisory
- https://blog.0patch.com/2018/09/comparing-our-micropatch-with.html
Third Party Advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8440
Patch · Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-8440
US Government Resource