CVE-2023-21689
9.8
CRITICAL · CVSS 3.1 · EPSS 26.5% (pctl 98)
Patch early
EPSS 26.5% — above the 10% action threshold.
Description
Microsoft Protected Extensible Authentication Protocol (PEAP) Remote Code Execution Vulnerability
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 26.5% — more likely to be exploited than 98% of all CVEs |
| Weakness | CWE-122 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2023-02-14 |
| Last modified | 2026-08-19 |
Affected (13)
| Vendor | Product |
|---|---|
| microsoft | windows 10 1507 |
| microsoft | windows 10 1607 |
| microsoft | windows 10 1809 |
| microsoft | windows 10 20h2 |
| microsoft | windows 10 21h2 |
| microsoft | windows 10 22h2 |
| microsoft | windows 11 21h2 |
| microsoft | windows 11 22h2 |
| microsoft | windows server 2008 |
| microsoft | windows server 2012 |
| microsoft | windows server 2016 |
| microsoft | windows server 2019 |
| microsoft | windows server 2022 |
References
→ the Explorer · watch your stack · NVD