Is CVE-2023-29360 in the CISA KEV catalog?

Yes. CVE-2023-29360 is on the CISA Known Exploited Vulnerabilities list, added 2024-02-29.

What is the CVSS severity of CVE-2023-29360?

CVE-2023-29360 has a CVSS v3 base score of 8.4 (HIGH).

What is the EPSS score for CVE-2023-29360?

CVE-2023-29360 has an EPSS score of 22.13% (97th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-29360?

Install KB5027219 for Windows 10 Version 1607. Fixes are available for 12 affected products.

CVE & CISA-KEV Catalog

CVE-2023-29360

HIGHCISA KEVEPSS 97th pctl

8.4

CVSS v3

NVD

Description

Microsoft Streaming Service Elevation of Privilege Vulnerability

CWE-822Untrusted Pointer Dereference

How to fix

Remediation Available

Windows 10 Version 1607Windows

Install:KB5027219Microsoft

Windows 10 Version 1809Windows

Install:KB5027222Microsoft

Windows 10 Version 21H2Windows

Install:KB5027215Microsoft

Windows 10 Version 22H2Windows

Install:KB5027215Microsoft

Windows 11 Version 22H2Windows

Install:KB5027231Microsoft

Windows 11 version 21H2Windows

Install:KB5027223Microsoft

Windows Server 2016Windows

Install:KB5027219Microsoft

Windows Server 2016 (Server Core installation)Windows

Install:KB5027219Microsoft

Windows Server 2019Windows

Install:KB5027222Microsoft

Windows Server 2019 (Server Core installation)Windows

Install:KB5027222Microsoft

Windows Server 2022Windows

Install:KB5027225Microsoft

Install:KB5027319Microsoft

Windows Server 2022 (Server Core installation)Windows

Install:KB5027319Microsoft

Install:KB5027225Microsoft

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

22.13%probability of exploitation in 30 days

97thpercentile

Very high risk: more likely to be exploited than 97% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Microsoft Streaming Service Untrusted Pointer Dereference Vulnerability

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

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Remediation due: 2024-03-21

References

Patch1

msrc.microsoft.com

Government Resource1

cisa.gov

Related Vulnerabilities

Other CWE-822 (Untrusted Pointer Dereference) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-21768	High	7.8	65%	-	Fix
CVE-2024-21338	High	7.8	52%	KEV + Ransom	Fix
CVE-2024-35250	High	7.8	25%	KEV	Fix
CVE-2023-36033	High	7.8	12%	KEV	Fix
CVE-2019-13334	High	7.8	6.8%	-	-
CVE-2018-17893	Critical	9.8	6.4%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-28.