Windows Device Association Serviceの脆弱性、権限を昇格される恐れ
Summary
Windows Device Association Serviceに解放後使用の脆弱性があり、権限を持つ攻撃者がローカルで権限を昇格させられるおそれがあります。影響を受けるのはWindows 10 21H2・22H2、Windows 11 23H2・24H2・25H2・26H1です。修正版が公開されているため、Windows Updateで各版の修正版に更新してください。
AI summary
Produced by SecPulse using an external AI model; it may contain mistakes. Check the original description and references below before acting on it.
Windows Device Association Serviceに解放後使用の脆弱性があり、権限を持つ攻撃者がローカルで権限を昇格させられるおそれがあります。影響を受けるのはWindows 10 21H2・22H2、Windows 11 23H2・24H2・25H2・26H1です。修正版が公開されているため、Windows Updateで各版の修正版に更新してください。
Affected packages
| Package | Affected → Fixed | |
|---|---|---|
| MicrosoftWindows 10 Version 21H2 |
≥ 10.0.19044.0, < 10.0.19044.7846→ 10.0.19044.7846 |
10.0.19044.7846 |
| MicrosoftWindows 10 Version 22H2 |
≥ 10.0.19045.0, < 10.0.19045.7846→ 10.0.19045.7846 |
10.0.19045.7846 |
| MicrosoftWindows 11 Version 23H2 |
≥ 10.0.22631.0, < 10.0.22631.7711→ 10.0.22631.7711 |
10.0.22631.7711 |
| MicrosoftWindows 11 Version 24H2 |
≥ 10.0.26100.0, < 10.0.26100.9974→ 10.0.26100.9974 |
10.0.26100.9974 |
| MicrosoftWindows 11 Version 25H2 |
≥ 10.0.26200.0, < 10.0.26200.9974→ 10.0.26200.9974 |
10.0.26200.9974 |
| MicrosoftWindows 11 version 26H1 |
≥ 10.0.28000.0, < 10.0.28000.3501→ 10.0.28000.3501 |
10.0.28000.3501 |
| MicrosoftWindows 11 Version 26H2 |
≥ 10.0.26300.0, < 10.0.26300.9974→ 10.0.26300.9974 |
10.0.26300.9974 |
| MicrosoftWindows Server 2022 |
≥ 10.0.20348.0, < 10.0.20348.5870→ 10.0.20348.5870 |
10.0.20348.5870 |
| MicrosoftWindows Server 2025 |
≥ 10.0.26100.0, < 10.0.26100.33822→ 10.0.26100.33822 |
10.0.26100.33822 |
| MicrosoftWindows Server 2025 (Server Core installation) |
≥ 10.0.26100.0, < 10.0.26100.33822→ 10.0.26100.33822 |
10.0.26100.33822 |
Original description The description as published by the source.
Use after free in Windows Device Association Service allows an authorized attacker to elevate privileges locally.
Source: Microsoft Security Response Center Blog NVD GitHub Advisory
References
- web msrc.microsoft.com
- web nvd.nist.gov
- web github.com