NVD Vulnerability Detail

CVE-2014-8146

Summary	The resolveImplicitLevels function in common/ubidi.c in the Unicode Bidirectional Algorithm implementation in ICU4C in International Components for Unicode (ICU) before 55.1 does not properly track directionally isolated pieces of text, which allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly execute arbitrary code via crafted text.
Publication Date	May 26, 2015, 7:59 a.m.
Registration Date	Jan. 26, 2021, 3:20 p.m.
Last Update	Nov. 21, 2024, 11:18 a.m.

CVSS2.0 : HIGH
Score	7.5
Vector	AV:N/AC:L/Au:N/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)	低
攻撃前の認証要否(Au)	不要
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:o:apple:watchos::::::::		1.0.1
cpe:2.3:o:apple:iphone_os::::::::		8.2
cpe:2.3:a:apple:itunes::::::::		12.1.3
cpe:2.3:o:apple:mac_os_x::::::::		10.10.4

Configuration2		or higher	or less	more than	less than
cpe:2.3:a:icu-project:international_components_for_unicode::::::c\/c\+\+::*					55.1

Related information, measures and tools

No	URL	タグ
1	http://bugs.icu-project.org/trac/changeset/37162	Issue Tracking Vendor Advisory
2	http://bugs.icu-project.org/trac/changeset/37162	Issue Tracking Vendor Advisory
3	http://lists.apple.com/archives/security-announce/2015/Sep/msg00001.html	Mailing List
4	http://lists.apple.com/archives/security-announce/2015/Sep/msg00001.html	Mailing List
5	http://lists.apple.com/archives/security-announce/2015/Sep/msg00003.html	Mailing List
6	http://lists.apple.com/archives/security-announce/2015/Sep/msg00003.html	Mailing List
7	http://lists.apple.com/archives/security-announce/2015/Sep/msg00005.html	Mailing List
8	http://lists.apple.com/archives/security-announce/2015/Sep/msg00005.html	Mailing List
9	http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html	Mailing List
10	http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html	Mailing List
11	http://openwall.com/lists/oss-security/2015/05/05/6	Mailing List
12	http://openwall.com/lists/oss-security/2015/05/05/6	Mailing List
13	http://seclists.org/fulldisclosure/2015/May/14	Exploit Mailing List Third Party Advisory
14	http://seclists.org/fulldisclosure/2015/May/14	Exploit Mailing List Third Party Advisory
15	http://www.debian.org/security/2015/dsa-3323	Third Party Advisory
16	http://www.debian.org/security/2015/dsa-3323	Third Party Advisory
17	http://www.kb.cert.org/vuls/id/602540	Third Party Advisory US Government Resource
18	http://www.kb.cert.org/vuls/id/602540	Third Party Advisory US Government Resource
19	http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html	Third Party Advisory
20	http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html	Third Party Advisory
21	http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html	Patch
22	http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html	Patch
23	http://www.securityfocus.com/bid/74457	Third Party Advisory VDB Entry
24	http://www.securityfocus.com/bid/74457	Third Party Advisory VDB Entry
25	https://raw.githubusercontent.com/pedrib/PoC/master/generic/i-c-u-fail.txt	Exploit
26	https://raw.githubusercontent.com/pedrib/PoC/master/generic/i-c-u-fail.txt	Exploit
27	https://security.gentoo.org/glsa/201507-04	Third Party Advisory
28	https://security.gentoo.org/glsa/201507-04	Third Party Advisory
29	https://support.apple.com/HT205212	Third Party Advisory
30	https://support.apple.com/HT205212	Third Party Advisory
31	https://support.apple.com/HT205213	Third Party Advisory
32	https://support.apple.com/HT205213	Third Party Advisory
33	https://support.apple.com/HT205221	Third Party Advisory
34	https://support.apple.com/HT205221	Third Party Advisory
35	https://support.apple.com/HT205267	Third Party Advisory
36	https://support.apple.com/HT205267	Third Party Advisory
37	https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
38	https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-119	バッファエラー	https://cwe.mitre.org/data/definitions/118.html

JVN Vulnerability Information

International Components for Unicode の ICU4C の Unicode 双方向アルゴリズムの実装におけるサービス運用妨害 (DoS) の脆弱性

Title	International Components for Unicode の ICU4C の Unicode 双方向アルゴリズムの実装におけるサービス運用妨害 (DoS) の脆弱性
Summary	International Components for Unicode (ICU) の ICU4C の Unicode 双方向アルゴリズムの実装の common/ubidi.c 内の resolveImplicitLevels 関数は、一方向に分離された (directionally isolated) テキストの部分を適切に追跡しないため、サービス運用妨害 (ヒープベースのバッファオーバーフロー) 状態にされる、または任意のコードを実行される脆弱性が存在します。
Possible impacts	第三者により、巧妙に細工されたテキストを介して、サービス運用妨害 (ヒープベースのバッファオーバーフロー) 状態にされる、または任意のコードを実行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	Oct. 10, 2014, midnight
Registration Date	May 27, 2015, 5:31 p.m.
Last Update	Nov. 6, 2015, 3:31 p.m.

Affected System

オラクル

Oracle Communications Applications の Oracle Communications Messaging Server 7.0.5

Oracle Communications Applications の Oracle Communications Messaging Server 8.0

アップル

Apple Mac OS X 10.6.8 以上 10.11 未満

iOS 9 未満 (iPad 2 以降)

iOS 9 未満 (iPhone 4s 以降)

iOS 9 未満 (iPod touch 第 5 世代以降)

iTunes 12.3 未満 (Windows 7 以降)

watchOS 2 未満 (Apple Watch Edition)

watchOS 2 未満 (Apple Watch Sport)

watchOS 2 未満 (Apple Watch)

ICU project

ICU 55.1 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-2014-8146	http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-8146
National Vulnerability Database (NVD)
2	CVE-2014-8146	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-8146

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-119	https://jvndb.jvn.jp/ja/cwe/CWE-119.html

ベンダー情報

No	Name	URL
Apple Mailing Lists
1	APPLE-SA-2015-09-16-1 iOS 9	http://lists.apple.com/archives/security-announce/2015/Sep/msg00001.html
2	APPLE-SA-2015-09-16-3 iTunes 12.3	http://lists.apple.com/archives/security-announce/2015/Sep/msg00003.html
3	APPLE-SA-2015-09-21-1 watchOS 2	http://lists.apple.com/archives/security-announce/2015/Sep/msg00005.html
4	APPLE-SA-2015-09-30-3 OS X El Capitan 10.11	http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html
Apple Security Updates
5	HT205212	https://support.apple.com/en-us/HT205212
6	HT205213	https://support.apple.com/en-us/HT205213
7	HT205221	https://support.apple.com/en-us/HT205221
8	HT205267	https://support.apple.com/en-us/HT205267
Apple セキュリティアップデート
9	HT205212	https://support.apple.com/ja-jp/HT205212
10	HT205213	https://support.apple.com/ja-jp/HT205213
11	HT205221	http://support.apple.com/ja-jp/HT205221
12	HT205267	https://support.apple.com/ja-jp/HT205267
ICU trac
13	37162	http://bugs.icu-project.org/trac/changeset/37162
International Components for Unicode
14	Top Page	http://site.icu-project.org/
Oracle Critical Patch Update
15	Oracle Critical Patch Update Advisory - October 2015	http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html
16	Text Form of Oracle Critical Patch Update - October 2015 Risk Matrices	http://www.oracle.com/technetwork/topics/security/cpuoct2015verbose-2367954.html
Oracle Technology Network
17	Oracle Solaris Third Party Bulletin - October 2015	http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
SECURITY BLOG
18	October 2015 Critical Patch Update Released	https://blogs.oracle.com/security/entry/october_2015_critical_patch_update

その他

No	Name	URL
JVN
1	JVNVU#97220341	http://jvn.jp/vu/JVNVU97220341/index.html
2	JVNVU#97322697	https://jvn.jp/vu/JVNVU97322697/
3	JVNVU#99970459	http://jvn.jp/vu/JVNVU99970459/index.html
US-CERT Vulnerability Note
4	VU#602540	http://www.kb.cert.org/vuls/id/602540

Change Log

No	Changed Details	Date of change
0	[2015年05月27日] 掲載 [2015年10月06日] 影響を受けるシステム：ベンダ情報の追加に伴い内容を更新ベンダ情報：アップル (HT205212) を追加ベンダ情報：アップル (HT205213) を追加ベンダ情報：アップル (HT205267) を追加ベンダ情報：アップル (APPLE-SA-2015-09-16-1 iOS 9) を追加ベンダ情報：アップル (APPLE-SA-2015-09-21-1 watchOS 2) を追加ベンダ情報：アップル (APPLE-SA-2015-09-30-3 OS X El Capitan 10.11) を追加参考情報：JVN (JVNVU#99970459) を追加参考情報：JVN (JVNVU#97220341) を追加 [2015年10月09日] 影響を受けるシステム：ベンダ情報の追加に伴い内容を更新ベンダ情報：アップル (APPLE-SA-2015-09-16-3 iTunes 12.3) を追加ベンダ情報：アップル (HT205221) を追加 [2015年10月30日] ベンダ情報：オラクル (Oracle Solaris Third Party Bulletin - October 2015) を追加 [2015年11月06日] 影響を受けるシステム：ベンダ情報の追加に伴い内容を更新ベンダ情報：オラクル (Oracle Critical Patch Update Advisory - October 2015) を追加ベンダ情報：オラクル (Text Form of Oracle Critical Patch Update - October 2015 Risk Matrices) を追加ベンダ情報：オラクル (October 2015 Critical Patch Update Released) を追加	Feb. 17, 2018, 10:37 a.m.