HIGHCVSS v3.1 8.4Actively exploited · CISA KEV since 2024-02-29Vulnerability

CVE-2023-29360

Microsoft Streaming Service contains an untrusted pointer dereference vulnerability that allows for privilege escalation, enabling a local attacker to gain SYSTEM privileges.

Properties

Euvd product: Windows Server 2022, Windows Server 2016 (Server Core installation), Windows 10 Version 22H2, Windows 10 Version 1607, Windows Server 2019, Windows 10 Version 1809, Windows 10 Version 21H2, Windows 11 version 22H2, Windows Server 2019 (Server Core installation), Windows Server 2016, Windows 11 version 21H2
Vulnerability name: Microsoft Streaming Service Untrusted Pointer Dereference Vulnerability
First seen: 2025-10-21T23:05:45+00:00
Cvss score: 8.4
Epss score: 0.2162
Last seen: 2026-10-19T12:00:27+00:00
Due date: 2024-03-21
Euvd assigner: microsoft
Retrieved at: 2026-10-21T01:24:47+00:00
Exploited euvd since: 2024-02-29T00:00:00+00:00
Src batch id: epss_history-20261020T103617Z-728ddd
Source url: https://epss.empiricalsecurity.com/epss_scores-2026-10-19.csv.gz
Date added: 2024-02-29
Score: 8.4
Euvd base score version: 3.1
Fetched at: 2026-10-20T10:36:20+00:00
Euvd vendor: Microsoft
Cvss vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
In Signal since: initial import (Sep 2026)
Euvd base score: 8.4