CVE-2021-33764
Low
No strong exploitation signal.
CVSS base
5.9
MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS — probability of exploitation (30 days)
3.5%
88.7th percentile
CISA KEV
Not listed
Weakness / dates
—
Published 2021-07-14 · modified 2026-08-10
CVSS breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
| Attack Vector | N | Network |
| Attack Complexity | H | High |
| Privileges Required | N | None |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | H | High |
| Integrity | N | None |
| Availability | N | None |
Timeline
- 2021-07-14 — Published (NVD)
- 2026-08-10 — Last modified (NVD)
Description
Windows Key Distribution Center Information Disclosure Vulnerability