NVD Vulnerability Detail

CVE-2018-8356

Summary	A security feature bypass vulnerability exists when Microsoft .NET Framework components do not correctly validate certificates, aka ".NET Framework Security Feature Bypass Vulnerability." This affects .NET Framework 4.7.2, Microsoft .NET Framework 3.0, Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2, ASP.NET Core 1.1, Microsoft .NET Framework 4.5.2, ASP.NET Core 2.0, ASP.NET Core 1.0, .NET Core 1.1, Microsoft .NET Framework 3.5, Microsoft .NET Framework 3.5.1, Microsoft .NET Framework 4.6/4.6.1/4.6.2, .NET Core 1.0, .NET Core 2.0, Microsoft .NET Framework 4.6, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2, Microsoft .NET Framework 4.7.2.
Publication Date	July 11, 2018, 9:29 a.m.
Registration Date	March 1, 2021, 7:41 p.m.
Last Update	Nov. 21, 2024, 1:13 p.m.

CVSS3.0 : MEDIUM
スコア	5.5
Vector	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
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)	なし
完全性への影響(I)	高
可用性への影響(A)	なし

CVSS2.0 : LOW
Score	2.1
Vector	AV:L/AC:L/Au:N/C:N/I:P/A:N
攻撃元区分(AV)	ローカル
攻撃条件の複雑さ(AC)	低
攻撃前の認証要否(Au)	不要
機密性への影響(C)	なし
完全性への影響(I)	低
可用性への影響(A)	なし
Get all privileges.	いいえ
Get user privileges	いいえ
Get other privileges	いいえ
User operation required	いいえ

Affected software configurations

Configuration1		or higher	or less	more than	less than
cpe:2.3:a:microsoft:.net_framework:3.0:sp2::::::
execution environment
1	cpe:2.3:o:microsoft:windows_server_2008:-:sp2::::::

Configuration2		or higher	or less	more than	less than
cpe:2.3:a:microsoft:.net_framework:3.5:::::::*
execution environment
1	cpe:2.3:o:microsoft:windows_10:-:::::::*
2	cpe:2.3:o:microsoft:windows_10:1607:::::::*
3	cpe:2.3:o:microsoft:windows_10:1703:::::::*
4	cpe:2.3:o:microsoft:windows_10:1709:::::::*
5	cpe:2.3:o:microsoft:windows_10:1803:::::::*
6	cpe:2.3:o:microsoft:windows_8.1::::::::
7	cpe:2.3:o:microsoft:windows_server:1803:::::::*
8	cpe:2.3:o:microsoft:windows_server_2012::::::::
9	cpe:2.3:o:microsoft:windows_server_2012:r2:::::::*
10	cpe:2.3:o:microsoft:windows_server_2016::::::::

Configuration3		or higher	or less	more than	less than
cpe:2.3:a:microsoft:.net_framework:3.5.1:::::::*
execution environment
1	cpe:2.3:o:microsoft:windows_7:-:sp1::::::
2	cpe:2.3:o:microsoft:windows_server_2008:r2:sp1::::::

Configuration4		or higher	or less	more than	less than
cpe:2.3:a:microsoft:.net_framework:4.5.2:::::::*
execution environment
1	cpe:2.3:o:microsoft:windows_7:-:sp1::::::
2	cpe:2.3:o:microsoft:windows_8.1::::::::
3	cpe:2.3:o:microsoft:windows_rt_8.1:-:::::::*
4	cpe:2.3:o:microsoft:windows_server_2008::sp2::::::*
5	cpe:2.3:o:microsoft:windows_server_2008:r2:sp1::::::
6	cpe:2.3:o:microsoft:windows_server_2012::::::::
7	cpe:2.3:o:microsoft:windows_server_2012:r2:::::::*

Configuration5		or higher	or less	more than	less than
cpe:2.3:a:microsoft:.net_framework:4.6:::::::*
execution environment
1	cpe:2.3:o:microsoft:windows_server_2008::sp2::::::*

Configuration6		or higher	or less	more than	less than
cpe:2.3:a:microsoft:.net_framework:4.6.2:::::::*
cpe:2.3:a:microsoft:.net_framework:4.7:::::::*
cpe:2.3:a:microsoft:.net_framework:4.7.1:::::::*
cpe:2.3:a:microsoft:.net_framework:4.7.2:::::::*
execution environment
1	cpe:2.3:o:microsoft:windows_10:1607:::::::*
2	cpe:2.3:o:microsoft:windows_server_2016:-:::::::*

Configuration7		or higher	or less	more than	less than
cpe:2.3:a:microsoft:.net_framework:4.6:::::::*
cpe:2.3:a:microsoft:.net_framework:4.6.1:::::::*
cpe:2.3:a:microsoft:.net_framework:4.6.2:::::::*
execution environment
1	cpe:2.3:o:microsoft:windows_10:-:::::::*

Configuration8		or higher	or less	more than	less than
cpe:2.3:a:microsoft:.net_framework:4.6:::::::*
cpe:2.3:a:microsoft:.net_framework:4.6.1:::::::*
cpe:2.3:a:microsoft:.net_framework:4.6.2:::::::*
cpe:2.3:a:microsoft:.net_framework:4.7:::::::*
cpe:2.3:a:microsoft:.net_framework:4.7.1:::::::*
cpe:2.3:a:microsoft:.net_framework:4.7.2:::::::*
execution environment
1	cpe:2.3:o:microsoft:windows_7:-:sp1::::::
2	cpe:2.3:o:microsoft:windows_8.1::::::::
3	cpe:2.3:o:microsoft:windows_rt_8.1:-:::::::*
4	cpe:2.3:o:microsoft:windows_server_2008:r2:sp1::::::
5	cpe:2.3:o:microsoft:windows_server_2012::::::::
6	cpe:2.3:o:microsoft:windows_server_2012:r2:::::::*

Configuration9		or higher	or less	more than	less than
cpe:2.3:a:microsoft:.net_framework:4.7.2:::::::*
execution environment
1	cpe:2.3:o:microsoft:windows_10:1803:::::::*
2	cpe:2.3:o:microsoft:windows_server:1803:::::::*

Configuration10	or higher	or less	more than	less than
cpe:2.3:a:microsoft:powershell_core:6.1:::::::*
cpe:2.3:a:microsoft:powershell_core:6.0:::::::*

Configuration11	or higher	or less	more than	less than
cpe:2.3:a:microsoft:.net_core:2.0:::::::*
cpe:2.3:a:microsoft:.net_core:1.0:::::::*
cpe:2.3:a:microsoft:.net_core:1.1:::::::*

Configuration12		or higher	or less	more than	less than
cpe:2.3:a:microsoft:.net_framework_developer_pack:4.7.2:::::::*

Configuration13	or higher	or less	more than	less than
cpe:2.3:a:microsoft:asp.net_core:1.0:::::::*
cpe:2.3:a:microsoft:asp.net_core:1.1:::::::*
cpe:2.3:a:microsoft:asp.net_core:2.0:::::::*

Related information, measures and tools

No	URL	タグ
1	http://www.securityfocus.com/bid/104664	Third Party Advisory VDB Entry
2	http://www.securityfocus.com/bid/104664	Third Party Advisory VDB Entry
3	http://www.securitytracker.com/id/1041257	Third Party Advisory VDB Entry
4	http://www.securitytracker.com/id/1041257	Third Party Advisory VDB Entry
5	https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8356	Patch Vendor Advisory
6	https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8356	Patch Vendor Advisory

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-295	不正な証明書検証	https://cwe.mitre.org/data/definitions/295.html

JVN Vulnerability Information

複数の Microsoft 製品におけるセキュリティ機能を回避される脆弱性

Title	複数の Microsoft 製品におけるセキュリティ機能を回避される脆弱性
Summary	複数の Microsoft 製品には、.NET Framework コンポーネントが証明書を適切に検証しない場合、セキュリティ機能を回避される脆弱性が存在します。ベンダは、本脆弱性を「.NET Framework のセキュリティ機能のバイパスの脆弱性」として公開しています。
Possible impacts	セキュリティ機能を回避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	July 10, 2018, midnight
Registration Date	Sept. 11, 2018, 12:17 p.m.
Last Update	Sept. 11, 2018, 12:17 p.m.

Affected System

マイクロソフト

.NET Core 1.0

.NET Core 1.1

.NET Core 2.0

.NET Framework Developer Pack 4.7.2

ASP.NET Core 1.0

ASP.NET Core 1.1

ASP.NET Core 2.0

Microsoft .NET Framework 3.0 SP2

Microsoft .NET Framework 3.5

Microsoft .NET Framework 3.5.1

Microsoft .NET Framework 4.5.2

Microsoft .NET Framework 4.6

Microsoft .NET Framework 4.6.1

Microsoft .NET Framework 4.6.2

Microsoft .NET Framework 4.7

Microsoft .NET Framework 4.7.1

Microsoft .NET Framework 4.7.2

PowerShell Core 6.0

PowerShell Core 6.1

CVE (情報セキュリティ共通脆弱性識別子)

No	Name	URL
Common Vulnerabilities and Exposures (CVE)
1	CVE-2018-8356	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8356
National Vulnerability Database (NVD)
2	CVE-2018-8356	https://nvd.nist.gov/vuln/detail/CVE-2018-8356
Security TechCenter
3	CVE-2018-8356 \| .NET Framework Security Feature Bypass Vulnerability	https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8356
セキュリティ TechCenter
4	CVE-2018-8356 \| .NET Framework のセキュリティ機能のバイパスの脆弱性	https://portal.msrc.microsoft.com/ja-jp/security-guidance/advisory/CVE-2018-8356

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-295	https://cwe.mitre.org/data/definitions/295.html

その他

No	Name	URL
IPA 重要なセキュリティ情報
1	Microsoft 製品の脆弱性対策について(2018年7月)	https://www.ipa.go.jp/security/ciadr/vul/20180711-ms.html
JPCERT 注意喚起
2	JPCERT-AT-2018-0028	http://www.jpcert.or.jp/at/2018/at180028.html

Change Log

No	Changed Details	Date of change
1	[2018年09月11日] 掲載	Sept. 11, 2018, 12:17 p.m.

Configuration2		or higher	or less	more than	less than
cpe:2.3:a:microsoft:.net_framework:3.5:::::::*
execution environment
1	cpe:2.3:o:microsoft:windows_10:-:::::::*
2	cpe:2.3:o:microsoft:windows_10:1607:::::::*
3	cpe:2.3:o:microsoft:windows_10:1703:::::::*
4	cpe:2.3:o:microsoft:windows_10:1709:::::::*
5	cpe:2.3:o:microsoft:windows_10:1803:::::::*
6	cpe:2.3:o:microsoft:windows_8.1::::::::
7	cpe:2.3:o:microsoft:windows_server:1803:::::::*
8	cpe:2.3:o:microsoft:windows_server_2012::::::::
9	cpe:2.3:o:microsoft:windows_server_2012:r2:::::::*
10	cpe:2.3:o:microsoft:windows_server_2016::::::::

Configuration4		or higher	or less	more than	less than
cpe:2.3:a:microsoft:.net_framework:4.5.2:::::::*
execution environment
1	cpe:2.3:o:microsoft:windows_7:-:sp1::::::
2	cpe:2.3:o:microsoft:windows_8.1::::::::
3	cpe:2.3:o:microsoft:windows_rt_8.1:-:::::::*
4	cpe:2.3:o:microsoft:windows_server_2008::sp2::::::*
5	cpe:2.3:o:microsoft:windows_server_2008:r2:sp1::::::
6	cpe:2.3:o:microsoft:windows_server_2012::::::::
7	cpe:2.3:o:microsoft:windows_server_2012:r2:::::::*

Configuration8		or higher	or less	more than	less than
cpe:2.3:a:microsoft:.net_framework:4.6:::::::*
cpe:2.3:a:microsoft:.net_framework:4.6.1:::::::*
cpe:2.3:a:microsoft:.net_framework:4.6.2:::::::*
cpe:2.3:a:microsoft:.net_framework:4.7:::::::*
cpe:2.3:a:microsoft:.net_framework:4.7.1:::::::*
cpe:2.3:a:microsoft:.net_framework:4.7.2:::::::*
execution environment
1	cpe:2.3:o:microsoft:windows_7:-:sp1::::::
2	cpe:2.3:o:microsoft:windows_8.1::::::::
3	cpe:2.3:o:microsoft:windows_rt_8.1:-:::::::*
4	cpe:2.3:o:microsoft:windows_server_2008:r2:sp1::::::
5	cpe:2.3:o:microsoft:windows_server_2012::::::::
6	cpe:2.3:o:microsoft:windows_server_2012:r2:::::::*