NVD Vulnerability Detail

CVE-2011-4091

Summary	The libobby server in inc/server.hpp in libnet6 (aka net6) before 1.3.14 does not perform authentication before checking the user name, which allows remote attackers to obtain sensitive information such as server-usage patterns by a particular user and color preferences.
Publication Date	Feb. 11, 2014, 3:15 a.m.
Registration Date	Jan. 28, 2021, 4:39 p.m.
Last Update	Nov. 21, 2024, 10:31 a.m.

Affected software configurations

Configuration2		or higher	or less	more than	less than
cpe:2.3:o:oracle:solaris:11.2:::::::*

Related information, measures and tools

No	URL	タグ
1	http://git.0x539.de/?p=net6.git%3Ba=commitdiff%3Bh=84afca022f063f89bfcd4bb32b1ee911f555abf1%3Bhp=ac61d7fb42a1f977fb527e024bede319c4a9e169
2	http://lists.opensuse.org/opensuse-updates/2012-01/msg00044.html	Third Party Advisory
3	http://lists.opensuse.org/opensuse-updates/2012-01/msg00054.html	Third Party Advisory
4	http://www.openwall.com/lists/oss-security/2011/10/31/1	Mailing List Third Party Advisory
5	http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html	Third Party Advisory
6	https://bugzilla.novell.com/show_bug.cgi?id=727708	Issue Tracking
7	https://bugzilla.redhat.com/show_bug.cgi?id=750632	Issue Tracking
8	http://git.0x539.de/?p=net6.git%3Ba=commitdiff%3Bh=84afca022f063f89bfcd4bb32b1ee911f555abf1%3Bhp=ac61d7fb42a1f977fb527e024bede319c4a9e169
9	https://bugzilla.redhat.com/show_bug.cgi?id=750632	Issue Tracking
10	https://bugzilla.novell.com/show_bug.cgi?id=727708	Issue Tracking
11	http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html	Third Party Advisory
12	http://www.openwall.com/lists/oss-security/2011/10/31/1	Mailing List Third Party Advisory
13	http://lists.opensuse.org/opensuse-updates/2012-01/msg00054.html	Third Party Advisory
14	http://lists.opensuse.org/opensuse-updates/2012-01/msg00044.html	Third Party Advisory

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-287	不適切な認証	https://cwe.mitre.org/data/definitions/287.html

JVN Vulnerability Information

libnet6 の inc/server.hpp の libobby サーバにおける重要な情報を取得される脆弱性

Title	libnet6 の inc/server.hpp の libobby サーバにおける重要な情報を取得される脆弱性
Summary	libnet6 (別名 net6) の inc/server.hpp の libobby サーバは、ユーザ名の確認の前に認証を実行しないため、特定のユーザや色の好みによるサーバの利用パターンなどの重要な情報を取得される脆弱性が存在します。
Possible impacts	第三者により、特定のユーザや色の好みによるサーバの利用パターンなどの重要な情報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	Oct. 30, 2011, midnight
Registration Date	Feb. 12, 2014, 6:26 p.m.
Last Update	June 19, 2015, 4:43 p.m.

Affected System

Armin Burgmeier

net6 1.3.14 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-2011-4091	http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4091
National Vulnerability Database (NVD)
2	CVE-2011-4091	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2011-4091

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-287	https://jvndb.jvn.jp/ja/cwe/CWE-287.html

ベンダー情報

No	Name	URL
Armin Burgmeier
1	Run custom authentication before checking for the user name	http://git.0x539.de/?p=net6.git;a=commitdiff;h=84afca022f063f89bfcd4bb32b1ee911f555abf1;hp=ac61d7fb42a1f977fb527e024bede319c4a9e169
Bugzilla
2	Bug 727708	https://bugzilla.novell.com/show_bug.cgi?id=727708
Oracle Technology Network
3	Oracle Solaris Third Party Bulletin - April 2015	http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html
Red Hat Bugzilla
4	Bug 750632	https://bugzilla.redhat.com/show_bug.cgi?id=750632

Change Log

No	Changed Details	Date of change
0	[2014年02月12日] 掲載 [2015年06月19日] ベンダ情報：オラクル (Oracle Solaris Third Party Bulletin - April 2015) を追加	Feb. 17, 2018, 10:37 a.m.