CVE-2018-8626
At a glance
- Severity
- Not available
- EPSS
- EPSS 21.24 % · percentile 98 (2026-10-27)
- State
- PUBLISHED
- Published
- Updated
- Assigner
- microsoft
- NVD status
- Modified
Description
A remote code execution vulnerability exists in Windows Domain Name System (DNS) servers when they fail to properly handle requests, aka "Windows DNS Server Heap Overflow Vulnerability." This affects Windows Server 2012 R2, Windows Server 2019, Windows Server 2016, Windows 10, Windows 10 Servers.
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.0 | CRITICAL 9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | HIGH 10.0 | AV:N/AC:L/Au:N/C:C/I:C/A:C | NVD · nvd@nist.gov (Primary) |
Weaknesses (CWE)
European references
- ENISA EUVD · EUVD-2018-20238
- GCVE · GCVE-0-2018-8626
CERT-FR advisories
- CERTFR-2018-AVI-596 — Multiples vulnérabilités dans Microsoft Windows · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_server_2016:1709:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_server_2016:1803:*:*:*:*:*:*:*cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
Affected products
| Product | Versions |
|---|---|
| Microsoft · Windows Server 2012 R2 | affected (Server Core installation) |
| Microsoft · Windows Server 2019 | affected (Server Core installation) |
| Microsoft · Windows Server 2016 | affected (Server Core installation) |
| Microsoft · Windows 10 | affected Version 1607 for 32-bit Systems ; affected Version 1607 for x64-based Systems ; affected Version 1709 for 32-bit Systems ; affected Version 1709 for ARM64-based Systems ; affected Version 1709 for x64-based Systems ; affected Version 1803 for 32-bit Systems |
| Microsoft · Windows 10 Servers | affected version 1709 (Server Core Installation) ; affected version 1803 (Server Core Installation) |
References
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8626
- http://www.securityfocus.com/bid/106076
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |