CVE-2023-21722
Low
No strong exploitation signal.
CVSS base
5.0
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
EPSS — probability of exploitation (30 days)
0.9%
58.6th percentile
CISA KEV
Not listed
Weakness / dates
CWE-59
Published 2023-02-14 · modified 2026-08-19
CVSS breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
| Attack Vector | L | Local |
| Attack Complexity | L | Low |
| Privileges Required | L | Low |
| User Interaction | R | Required |
| Scope | U | Unchanged |
| Confidentiality | N | None |
| Integrity | N | None |
| Availability | H | High |
Timeline
- 2023-02-14 — Published (NVD)
- 2026-08-19 — Last modified (NVD)
Description
.NET Framework Denial of Service Vulnerability