NVD Vulnerability Detail

CVE-2013-1763

Summary	Array index error in the __sock_diag_rcv_msg function in net/core/sock_diag.c in the Linux kernel before 3.7.10 allows local users to gain privileges via a large family value in a Netlink message.
Publication Date	March 1, 2013, 4:55 a.m.
Registration Date	Jan. 26, 2021, 3:36 p.m.
Last Update	Nov. 21, 2024, 10:50 a.m.

CVSS2.0 : HIGH
Score	7.2
Vector	AV:L/AC:L/Au:N/C:C/I:C/A:C
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)	高
完全性への影響(I)	高
可用性への影響(A)	高
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:linux:linux_kernel::::::::	3.8			3.8.1
cpe:2.3:o:linux:linux_kernel::::::::	3.3			3.4.34
cpe:2.3:o:linux:linux_kernel::::::::	3.5			3.7.10

Related information, measures and tools

No	URL	タグ
1	http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=6e601a53566d84e1ffd25e7b6fe0b6894ffd79c0	Broken Link
2	http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=6e601a53566d84e1ffd25e7b6fe0b6894ffd79c0	Broken Link
3	http://lists.opensuse.org/opensuse-security-announce/2013-03/msg00004.html	Third Party Advisory VDB Entry
4	http://lists.opensuse.org/opensuse-security-announce/2013-03/msg00004.html	Third Party Advisory VDB Entry
5	http://openwall.com/lists/oss-security/2013/02/25/12	Mailing List
6	http://openwall.com/lists/oss-security/2013/02/25/12	Mailing List
7	http://www.exploit-db.com/exploits/24555	Third Party Advisory VDB Entry
8	http://www.exploit-db.com/exploits/24555	Third Party Advisory VDB Entry
9	http://www.exploit-db.com/exploits/24746	Third Party Advisory VDB Entry
10	http://www.exploit-db.com/exploits/24746	Third Party Advisory VDB Entry
11	http://www.exploit-db.com/exploits/33336	Third Party Advisory VDB Entry
12	http://www.exploit-db.com/exploits/33336	Third Party Advisory VDB Entry
13	http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.7.10	Broken Link
14	http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.7.10	Broken Link
15	http://www.mandriva.com/security/advisories?name=MDVSA-2013:176	Broken Link
16	http://www.mandriva.com/security/advisories?name=MDVSA-2013:176	Broken Link
17	http://www.openwall.com/lists/oss-security/2013/02/24/3	Mailing List
18	http://www.openwall.com/lists/oss-security/2013/02/24/3	Mailing List
19	http://www.ubuntu.com/usn/USN-1749-1	Third Party Advisory
20	http://www.ubuntu.com/usn/USN-1749-1	Third Party Advisory
21	http://www.ubuntu.com/usn/USN-1750-1	Third Party Advisory
22	http://www.ubuntu.com/usn/USN-1750-1	Third Party Advisory
23	http://www.ubuntu.com/usn/USN-1751-1	Third Party Advisory
24	http://www.ubuntu.com/usn/USN-1751-1	Third Party Advisory
25	https://bugzilla.redhat.com/show_bug.cgi?id=915052	Issue Tracking
26	https://bugzilla.redhat.com/show_bug.cgi?id=915052	Issue Tracking
27	https://github.com/torvalds/linux/commit/6e601a53566d84e1ffd25e7b6fe0b6894ffd79c0	Patch
28	https://github.com/torvalds/linux/commit/6e601a53566d84e1ffd25e7b6fe0b6894ffd79c0	Patch

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-20	不適切な入力確認	https://cwe.mitre.org/data/definitions/20.html

JVN Vulnerability Information

Linux Kernel の net/core/sock_diag.c における権限を取得される脆弱性

Title	Linux Kernel の net/core/sock_diag.c における権限を取得される脆弱性
Summary	Linux Kernel の net/core/sock_diag.c 内の __sock_diag_rcv_msg 関数には、配列のインデックスエラーにより、権限を取得される脆弱性が存在します。
Possible impacts	ローカルユーザにより、Netlink メッセージに含まれた過度に大きな family 値を介して、権限を取得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. 27, 2013, midnight
Registration Date	March 4, 2013, 3:53 p.m.
Last Update	Dec. 5, 2013, 12:19 p.m.

Affected System

Linux

Linux Kernel 3.7.10 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-2013-1763	http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-1763
National Vulnerability Database (NVD)
2	CVE-2013-1763	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2013-1763

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-20	https://jvndb.jvn.jp/ja/cwe/CWE-20.html

ベンダー情報

No	Name	URL
ChangeLog
1	ChangeLog-3.7.10	http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.7.10
GitHub
2	sock_diag: Fix out-of-bounds access to sock_diag_handlers[]	https://github.com/torvalds/linux/commit/6e601a53566d84e1ffd25e7b6fe0b6894ffd79c0
Linux Kernel
3	Linux Kernel Archives	http://www.kernel.org
4	linux/kernel/git/torvalds/linux-2.6.git / commit	http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6e601a53566d84e1ffd25e7b6fe0b6894ffd79c0
opensuse-security-announce
5	openSUSE-SU-2013:0395	http://lists.opensuse.org/opensuse-security-announce/2013-03/msg00004.html
Red Hat Bugzilla
6	Bug 915052	https://bugzilla.redhat.com/show_bug.cgi?id=915052
Security Advisories
7	MDVSA-2013:176	http://www.mandriva.com/en/support/security/advisories/advisory/MDVSA-2013:176/?name=MDVSA-2013:176
Ubuntu Security Notice
8	USN-1749-1	http://www.ubuntu.com/usn/USN-1749-1
9	USN-1750-1	http://www.ubuntu.com/usn/USN-1750-1
10	USN-1751-1	http://www.ubuntu.com/usn/USN-1751-1

Change Log

No	Changed Details	Date of change
0	[2013年03月04日] 掲載 [2013年03月11日] ベンダ情報：Ubuntu (USN-1749-1) を追加ベンダ情報：Ubuntu (USN-1750-1) を追加ベンダ情報：Ubuntu (USN-1751-1) を追加 [2013年04月09日] ベンダ情報：Novell (openSUSE-SU-2013:0395) を追加 [2013年12月05日] ベンダ情報：Mandriva, Inc. (MDVSA-2013:176) を追加	Feb. 17, 2018, 10:37 a.m.