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JVN脆弱性詳細

openCryptoki における任意のファイルに誰でも書き込みできる権限 (world-writable permissions) を作成される脆弱性

Title	openCryptoki における任意のファイルに誰でも書き込みできる権限 (world-writable permissions) を作成される脆弱性
Summary	openCryptoki は、スピンロックを使用する際、任意のファイルに誰でも書き込みできる権限 (world-writable permissions) を作成される、または設定される脆弱性が存在します。
Possible impacts	ローカルユーザにより、/tmp 内の (1) .pkapi_xpk、または (2) .pkcs11spinloc ファイルへのシンボリックリンク攻撃を介して、任意のファイルに誰でも書き込みできる権限 (world-writable permissions) を作成される、または設定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	Feb. 22, 2012, midnight
Registration Date	Oct. 15, 2012, 1:51 p.m.
Last Update	Oct. 15, 2012, 1:51 p.m.

CVSS2.0 : 注意
Score	2.9
Vector	AV:A/AC:M/Au:N/C:N/I:P/A:N

Affected System

openCryptoki Project

openCryptoki 2.4.1 未満

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-2012-4454	http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-4454
National Vulnerability Database (NVD)
2	CVE-2012-4454	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2012-4454

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-264	https://jvndb.jvn.jp/ja/cwe/CWE-264.html

ベンダー情報

No	Name	URL
Red Hat Bugzilla
1	Bug 730636	https://bugzilla.redhat.com/show_bug.cgi?id=730636
SourceForge
2	Download Files List	http://en.sourceforge.jp/projects/sfnet_opencryptoki/releases/?fulllist=1
3	openCryptoki	http://sourceforge.net/projects/opencryptoki/
4	Remove all the extra lock schemes for global shared memory	http://opencryptoki.git.sourceforge.net/git/gitweb.cgi?p=opencryptoki/opencryptoki;a=commitdiff;h=b7fcb3eb0319183348f1f4fb90ede4edd6487c30
5	Renamed spinlocks are created in /var/lock.	http://opencryptoki.git.sourceforge.net/git/gitweb.cgi?p=opencryptoki/opencryptoki;a=commitdiff;h=58345488c9351d9be9a4be27c8b407c2706a33a9
6	[Opencryptoki-tech] opencryptoki version 2.4.1 released	http://sourceforge.net/mailarchive/message.php?msg_id=28878345

Change Log

No	Changed Details	Date of change
0	[2012年10月15日] 掲載	Feb. 17, 2018, 10:37 a.m.

NVD Vulnerability Information

CVE-2012-4454

Summary	openCryptoki before 2.4.1, when using spinlocks, allows local users to create or set world-writable permissions on arbitrary files via a symlink attack on the (1) .pkapi_xpk or (2) .pkcs11spinloc file in /tmp.
Publication Date	Oct. 11, 2012, 3:55 a.m.
Registration Date	Jan. 28, 2021, 3:03 p.m.
Last Update	Nov. 21, 2024, 10:42 a.m.

Affected software configurations

Configuration1	or higher	or less	more than	less than
cpe:2.3:a:opencryptoki_project:opencryptoki:2.3.3:::::::*
cpe:2.3:a:opencryptoki_project:opencryptoki:2.2.7:::::::*
cpe:2.3:a:opencryptoki_project:opencryptoki:2.2.4:::::::*
cpe:2.3:a:opencryptoki_project:opencryptoki:2.2.3:::::::*
cpe:2.3:a:opencryptoki_project:opencryptoki:2.2.8:::::::*
cpe:2.3:a:opencryptoki_project:opencryptoki:2.2.5:::::::*
cpe:2.3:a:opencryptoki_project:opencryptoki:2.3.1:::::::*
cpe:2.3:a:opencryptoki_project:opencryptoki::::::::		2.4
cpe:2.3:a:opencryptoki_project:opencryptoki:2.2.4.1:::::::*
cpe:2.3:a:opencryptoki_project:opencryptoki:2.3.2:::::::*
cpe:2.3:a:opencryptoki_project:opencryptoki:2.3.0:::::::*
cpe:2.3:a:opencryptoki_project:opencryptoki:2.2.6:::::::*

Related information, measures and tools

No	URL	タグ
1	http://opencryptoki.git.sourceforge.net/git/gitweb.cgi?p=opencryptoki/opencryptoki%3Ba=commitdiff%3Bh=58345488c9351d9be9a4be27c8b407c2706a33a9
2	http://opencryptoki.git.sourceforge.net/git/gitweb.cgi?p=opencryptoki/opencryptoki%3Ba=commitdiff%3Bh=58345488c9351d9be9a4be27c8b407c2706a33a9
3	http://opencryptoki.git.sourceforge.net/git/gitweb.cgi?p=opencryptoki/opencryptoki%3Ba=commitdiff%3Bh=b7fcb3eb0319183348f1f4fb90ede4edd6487c30
4	http://opencryptoki.git.sourceforge.net/git/gitweb.cgi?p=opencryptoki/opencryptoki%3Ba=commitdiff%3Bh=b7fcb3eb0319183348f1f4fb90ede4edd6487c30
5	http://secunia.com/advisories/50702	Vendor Advisory
6	http://secunia.com/advisories/50702	Vendor Advisory
7	http://sourceforge.net/mailarchive/message.php?msg_id=28878345
8	http://sourceforge.net/mailarchive/message.php?msg_id=28878345
9	http://www.openwall.com/lists/oss-security/2012/09/07/2
10	http://www.openwall.com/lists/oss-security/2012/09/07/2
11	http://www.openwall.com/lists/oss-security/2012/09/07/6
12	http://www.openwall.com/lists/oss-security/2012/09/07/6
13	http://www.openwall.com/lists/oss-security/2012/09/09/2
14	http://www.openwall.com/lists/oss-security/2012/09/09/2
15	http://www.openwall.com/lists/oss-security/2012/09/20/6
16	http://www.openwall.com/lists/oss-security/2012/09/20/6
17	http://www.openwall.com/lists/oss-security/2012/09/25/5
18	http://www.openwall.com/lists/oss-security/2012/09/25/5
19	http://www.openwall.com/lists/oss-security/2012/09/27/2
20	http://www.openwall.com/lists/oss-security/2012/09/27/2
21	http://www.securityfocus.com/bid/55627
22	http://www.securityfocus.com/bid/55627
23	https://bugzilla.redhat.com/show_bug.cgi?id=730636
24	https://bugzilla.redhat.com/show_bug.cgi?id=730636
25	https://exchange.xforce.ibmcloud.com/vulnerabilities/78797
26	https://exchange.xforce.ibmcloud.com/vulnerabilities/78797

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-264	認可・権限・アクセス制御	https://cwe.mitre.org/data/definitions/264.html

Configuration1	or higher	or less	more than	less than
cpe:2.3:a:opencryptoki_project:opencryptoki:2.3.3:::::::*
cpe:2.3:a:opencryptoki_project:opencryptoki:2.2.7:::::::*
cpe:2.3:a:opencryptoki_project:opencryptoki:2.2.4:::::::*
cpe:2.3:a:opencryptoki_project:opencryptoki:2.2.3:::::::*
cpe:2.3:a:opencryptoki_project:opencryptoki:2.2.8:::::::*
cpe:2.3:a:opencryptoki_project:opencryptoki:2.2.5:::::::*
cpe:2.3:a:opencryptoki_project:opencryptoki:2.3.1:::::::*
cpe:2.3:a:opencryptoki_project:opencryptoki::::::::		2.4
cpe:2.3:a:opencryptoki_project:opencryptoki:2.2.4.1:::::::*
cpe:2.3:a:opencryptoki_project:opencryptoki:2.3.2:::::::*
cpe:2.3:a:opencryptoki_project:opencryptoki:2.3.0:::::::*
cpe:2.3:a:opencryptoki_project:opencryptoki:2.2.6:::::::*