CVE-2023-21694
Low
No strong exploitation signal.
CVSS base
6.8
MEDIUM
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
0.6%
45.3th percentile
CISA KEV
Not listed
Weakness / dates
CWE-122
Published 2023-02-14 · modified 2026-08-19
CVSS breakdown
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
| Attack Vector | A | Adjacent |
| Attack Complexity | L | Low |
| Privileges Required | H | High |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | H | High |
| Integrity | H | High |
| Availability | H | High |
Timeline
- 2023-02-14 — Published (NVD)
- 2026-08-19 — Last modified (NVD)
Description
Windows Fax Service Remote Code Execution Vulnerability