CVE-2025-33071

high

Description

Use after free in Windows KDC Proxy Service (KPSSVC) allows an unauthorized attacker to execute code over a network.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-33071

https://www.helpnetsecurity.com/2025/06/11/microsoft-fixes-zero-day-exploited-for-cyber-espionage-cve-2025-33053/

https://thehackernews.com/2025/06/microsoft-patches-67-vulnerabilities.html

https://www.theregister.com/2025/06/10/microsoft_patch_tuesday_june/

https://www.securityweek.com/microsoft-patch-tuesday-covers-webdav-flaw-marked-as-already-exploited/

https://blog.talosintelligence.com/microsoft-patch-tuesday-june-2025/

https://www.tenable.com/blog/microsofts-july-2025-patch-tuesday-addresses-128-cves-cve-2025-49719

https://www.tenable.com/blog/microsofts-june-2025-patch-tuesday-addresses-65-cves-cve-2025-33053

Details

Source: Mitre, NVD

Published: 2025-06-10

Updated: 2025-07-08

Risk Information

CVSS v2

Base Score: 7.6

Vector: CVSS2#AV:N/AC:H/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 8.1

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.00124