| Summary | Windows Subsystem for Linux (WSL2) Kernel Elevation of Privilege Vulnerability |
|---|---|
| Publication Date | Dec. 14, 2022, 4:15 a.m. |
| Registration Date | Dec. 14, 2022, 10 a.m. |
| Last Update | March 1, 2025, 6:15 a.m. |
| CVSS3.1 : HIGH | |
| スコア | 7.8 |
|---|---|
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| 攻撃元区分(AV) | ローカル |
| 攻撃条件の複雑さ(AC) | 低 |
| 攻撃に必要な特権レベル(PR) | 低 |
| 利用者の関与(UI) | 不要 |
| 影響の想定範囲(S) | 変更なし |
| 機密性への影響(C) | 高 |
| 完全性への影響(I) | 高 |
| 可用性への影響(A) | 高 |
| Configuration1 | or higher | or less | more than | less than | |
| cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:microsoft:windows_11:-:*:*:*:*:*:arm64:* | |||||
| cpe:2.3:o:microsoft:windows_11:-:*:*:*:*:*:x64:* | |||||
| cpe:2.3:o:microsoft:windows_10:21h2:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:azure:*:*:* | |||||
| cpe:2.3:o:microsoft:windows_11:22h2:*:*:*:*:*:x64:* | |||||
| cpe:2.3:o:microsoft:windows_11:22h2:*:*:*:*:*:arm64:* | |||||
| cpe:2.3:o:microsoft:windows_10:22h2:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:microsoft:windows_subsystem_for_linux:-:*:*:*:*:*:*:* | |||||
| Title | Linux 用 Windows サブシステム (WSL2) カーネルの特権の昇格の脆弱性 |
|---|---|
| Summary | 複数の Microsoft Windows 製品には、Linux 用 Windows サブシステム (WSL2) カーネルに不備があるため、権限を昇格される脆弱性が存在します。 |
| Possible impacts | カーネルの権限を昇格される可能性があります。 |
| Solution | ベンダより正式な対策が公開されています。ベンダ情報を参照して適切な対策を実施してください。 |
| Publication Date | Dec. 13, 2022, midnight |
| Registration Date | Dec. 20, 2022, 3:41 p.m. |
| Last Update | Dec. 20, 2022, 3:41 p.m. |
| マイクロソフト |
| Microsoft Windows 10 Version 1809 for 32-bit Systems |
| Microsoft Windows 10 Version 1809 for ARM64-based Systems |
| Microsoft Windows 10 Version 1809 for x64-based Systems |
| Microsoft Windows 10 Version 20H2 for 32-bit Systems |
| Microsoft Windows 10 Version 20H2 for ARM64-based Systems |
| Microsoft Windows 10 Version 20H2 for x64-based Systems |
| Microsoft Windows 10 Version 21H1 for 32-bit Systems |
| Microsoft Windows 10 Version 21H1 for ARM64-based Systems |
| Microsoft Windows 10 Version 21H1 for x64-based Systems |
| Microsoft Windows 10 Version 21H2 for 32-bit Systems |
| Microsoft Windows 10 Version 21H2 for ARM64-based Systems |
| Microsoft Windows 10 Version 21H2 for x64-based Systems |
| Microsoft Windows 10 Version 22H2 for 32-bit Systems |
| Microsoft Windows 10 Version 22H2 for ARM64-based Systems |
| Microsoft Windows 10 Version 22H2 for x64-based Systems |
| Microsoft Windows 11 for ARM64-based Systems |
| Microsoft Windows 11 for x64-based Systems |
| Microsoft Windows 11 Version 22H2 for ARM64-based Systems |
| Microsoft Windows 11 Version 22H2 for x64-based Systems |
| Microsoft Windows Server 2019 |
| Microsoft Windows Server 2019 (Server Core installation) |
| Microsoft Windows Server 2022 |
| Microsoft Windows Server 2022 (Server Core installation) |
| Microsoft Windows Server 2022 Datacenter: Azure Edition |
| Windows Subsystem for Linux (WSL2) |
| No | Changed Details | Date of change |
|---|---|---|
| 1 | [2022年12月20日] 掲載 | Dec. 20, 2022, 1:45 p.m. |