---
id: 8823
title: "Old Bug, Harder Rules : Exploiting CVE-2023-36802 Without the Usual Shortcuts"
cve: CVE-2023-36802
source_domain: starlabs.sg
source_url: "https://starlabs.sg/blog/2026/06-old-bug-harder-rules-exploiting-cve-2023-36802-without-the-usual-shortcuts/"
published_at: "2026-06-24T00:00:00Z"
tags: ["vulnerability-research", "type-confusion", "exploit-development", "windows-kernel", "mitigation-bypass", "cve-2023-36802", "mskssrv"]
phying_url: "https://phying.com/item/8823"
lang: en
---

# Old Bug, Harder Rules : Exploiting CVE-2023-36802 Without the Usual Shortcuts

## Summary

Exploiting CVE-2023-36802, a type confusion in Microsoft's mskssrv.sys driver, without the usual shortcuts: no NtQuery* leaks or PreviousMode read/write, only what works under current mitigations.

## Intelligence Metadata

- **Sources:** starlabs.sg
- **CVE:** CVE-2023-36802
- **Published:** 2026-06-24T00:00:00Z
- **Original:** https://starlabs.sg/blog/2026/06-old-bug-harder-rules-exploiting-cve-2023-36802-without-the-usual-shortcuts/
- **Phying News:** https://phying.com/item/8823