NVD Vulnerability Detail

CVE-2016-0634

Summary	The expansion of '\h' in the prompt string in bash 4.3 allows remote authenticated users to execute arbitrary code via shell metacharacters placed in 'hostname' of a machine.
Publication Date	Aug. 29, 2017, 12:29 a.m.
Registration Date	Jan. 26, 2021, 2:04 p.m.
Last Update	Nov. 21, 2024, 11:42 a.m.

CVSS3.0 : HIGH
スコア	7.5
Vector	CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
攻撃元区分(AV)	ネットワーク
攻撃条件の複雑さ(AC)	高
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

CVSS2.0 : MEDIUM
Score	6.0
Vector	AV:N/AC:M/Au:S/C:P/I:P/A:P
攻撃元区分(AV)	ネットワーク
攻撃条件の複雑さ(AC)	中
攻撃前の認証要否(Au)	単一
機密性への影響(C)	低
完全性への影響(I)	低
可用性への影響(A)	低
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:gnu:bash:4.3:::::::*

Related information, measures and tools

No	URL	タグ
1	http://rhn.redhat.com/errata/RHSA-2017-0725.html
2	http://rhn.redhat.com/errata/RHSA-2017-0725.html
3	http://www.openwall.com/lists/oss-security/2016/09/16/12	Mailing List Third Party Advisory
4	http://www.openwall.com/lists/oss-security/2016/09/16/12	Mailing List Third Party Advisory
5	http://www.openwall.com/lists/oss-security/2016/09/16/8	Mailing List Patch Third Party Advisory
6	http://www.openwall.com/lists/oss-security/2016/09/16/8	Mailing List Patch Third Party Advisory
7	http://www.openwall.com/lists/oss-security/2016/09/18/11	Mailing List Third Party Advisory
8	http://www.openwall.com/lists/oss-security/2016/09/18/11	Mailing List Third Party Advisory
9	http://www.openwall.com/lists/oss-security/2016/09/19/7	Mailing List Third Party Advisory
10	http://www.openwall.com/lists/oss-security/2016/09/19/7	Mailing List Third Party Advisory
11	http://www.openwall.com/lists/oss-security/2016/09/20/1	Mailing List Third Party Advisory
12	http://www.openwall.com/lists/oss-security/2016/09/20/1	Mailing List Third Party Advisory
13	http://www.openwall.com/lists/oss-security/2016/09/27/9	Mailing List Third Party Advisory
14	http://www.openwall.com/lists/oss-security/2016/09/27/9	Mailing List Third Party Advisory
15	http://www.openwall.com/lists/oss-security/2016/09/29/27	Mailing List Third Party Advisory
16	http://www.openwall.com/lists/oss-security/2016/09/29/27	Mailing List Third Party Advisory
17	http://www.openwall.com/lists/oss-security/2016/10/07/6	Mailing List Third Party Advisory
18	http://www.openwall.com/lists/oss-security/2016/10/07/6	Mailing List Third Party Advisory
19	http://www.openwall.com/lists/oss-security/2016/10/10/3	Mailing List Third Party Advisory
20	http://www.openwall.com/lists/oss-security/2016/10/10/3	Mailing List Third Party Advisory
21	http://www.openwall.com/lists/oss-security/2016/10/10/4	Mailing List Third Party Advisory
22	http://www.openwall.com/lists/oss-security/2016/10/10/4	Mailing List Third Party Advisory
23	http://www.securityfocus.com/bid/92999	Third Party Advisory VDB Entry
24	http://www.securityfocus.com/bid/92999	Third Party Advisory VDB Entry
25	https://access.redhat.com/errata/RHSA-2017:1931
26	https://access.redhat.com/errata/RHSA-2017:1931
27	https://bugzilla.redhat.com/show_bug.cgi?id=1377613	Issue Tracking Patch Third Party Advisory VDB Entry
28	https://bugzilla.redhat.com/show_bug.cgi?id=1377613	Issue Tracking Patch Third Party Advisory VDB Entry
29	https://security.gentoo.org/glsa/201612-39	Third Party Advisory
30	https://security.gentoo.org/glsa/201612-39	Third Party Advisory

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-78	OSコマンド・インジェクション	https://cwe.mitre.org/data/definitions/78.html

JVN Vulnerability Information

bash における OS コマンドインジェクションの脆弱性

Title	bash における OS コマンドインジェクションの脆弱性
Summary	bash には、OS コマンドインジェクションの脆弱性が存在します。
Possible impacts	情報を取得される、情報を改ざんされる、およびサービス運用妨害 (DoS) 状態に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	Sept. 20, 2016, midnight
Registration Date	Sept. 28, 2017, 4:49 p.m.
Last Update	Sept. 28, 2017, 4:49 p.m.

Affected System

GNU Project

bash 4.3

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-2016-0634	http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-0634
National Vulnerability Database (NVD)
2	CVE-2016-0634	https://nvd.nist.gov/vuln/detail/CVE-2016-0634

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-78	https://jvndb.jvn.jp/ja/cwe/CWE-78.html

ベンダー情報

No	Name	URL
GNU Operating System
1	GNU Bash	https://www.gnu.org/software/bash/
Red Hat Bugzilla
2	Bug 1377613	https://bugzilla.redhat.com/show_bug.cgi?id=1377613

Change Log

No	Changed Details	Date of change
0	[2017年09月28日] 掲載	Feb. 17, 2018, 10:37 a.m.