CVE-2023-29360
HIGHCISA KEVEPSS 97th pctlDescription
Microsoft Streaming Service Elevation of Privilege Vulnerability
How to fix
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
Impact
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploit Intelligence
Very high risk: more likely to be exploited than 97% of all known CVEs.
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
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 | 60% | KEV + Ransom | Fix |
| CVE-2024-35250 | High | 7.8 | 25% | KEV | Fix |
| CVE-2023-36033 | High | 7.8 | 12% | KEV | Fix |
| CVE-2025-50165 | Critical | 9.8 | 9.5% | - | Fix |
| CVE-2019-13334 | High | 7.8 | 6.8% | - | - |
Common questions
How do I fix CVE-2023-29360?
Published advisories record a fix for 12 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.
Is CVE-2023-29360 being actively exploited?
Yes. CVE-2023-29360 is listed in the CISA Known Exploited Vulnerabilities catalog, which means exploitation has been observed in the wild. US federal agencies were required to remediate it by 2024-03-21. Treat it as a priority whatever its CVSS score says.
How severe is CVE-2023-29360?
CVE-2023-29360 has a CVSS v3 base score of 8.4, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
What does CVE-2023-29360 affect?
Published advisories record a fix for Windows 10 Version 1607 (Windows), Windows 10 Version 1809 (Windows), Windows 10 Version 21H2 (Windows), Windows 10 Version 22H2 (Windows), and 8 more. Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.
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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.