CVE-2018-8626
9.8
CRITICAL · CVSS 3.0 · EPSS 21.2% (pctl 98)
Patch early
EPSS 21.2% — above the 10% action threshold.
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 21.24% — more likely to be exploited than 98% of all CVEs |
| Weakness | CWE-787 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2018-12-12 |
| Last modified | 2026-06-17 |
Affected (4)
| Vendor | Product |
|---|---|
| microsoft | windows 10 |
| microsoft | windows server 2012 |
| microsoft | windows server 2016 |
| microsoft | windows server 2019 |
References
→ the Explorer · watch your stack · NVD