PT-2025-24856 · Microsoft · Windows Kdc Proxy Service+1

!Ɔ⊥Ojv + 1 · Published 2025-06-10 · Updated 2025-11-12 · CVE-2025-33071

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Windows KDC Proxy Service (KPSSVC) (affected versions not specified)

Description The issue allows an unauthorized attacker to execute code over a network due to a use after free flaw in the Windows KDC Proxy Service. This enables remote attackers to execute arbitrary code and affect the system. There is no information provided about the estimated number of potentially affected devices worldwide or real-world incidents where this issue was exploited.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

BDU:2025-06680

CVE-2025-33071

Affected Products

Windows

Windows Kdc Proxy Service

References · 14

• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-33071 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-06680 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-33071 · Security Note
• https://safe-surf.ru/specialists/bulletins-nkcki/722117 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-33071 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-33071 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-33071 · Vendor Advisory
• https://twitter.com/CVEnew/status/1932512957478703285 · Twitter Post
• https://twitter.com/CyberWolfGuard/status/1936328276370506189 · Twitter Post
• https://twitter.com/jossy_chidi/status/1988500708161638686 · Twitter Post
• https://twitter.com/windowsforum/status/1932493940051071110 · Twitter Post
• https://t.me/avleonovcom/1555 · Telegram Post
• https://reddit.com/r/RoboShadow/comments/1l8nt8n/june_patch_tuesday_update · Reddit Post
• https://t.me/aptreports/19464 · Telegram Post