NVD脆弱性詳細

CVE-2011-1784

概要	The pidfile_write function in core/pidfile.c in keepalived 1.2.2 and earlier uses 0666 permissions for the (1) keepalived.pid, (2) checkers.pid, and (3) vrrp.pid files in /var/run/, which allows local users to kill arbitrary processes by writing a PID to one of these files.
公表日	2011年5月21日7:55
登録日	2021年1月28日16:38
最終更新日	2024年11月21日10:27

CVSS2.0 : LOW
スコア	3.6
ベクター	AV:L/AC:L/Au:N/C:N/I:P/A:P
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)	なし
完全性への影響(I)	低
可用性への影響(A)	低
全ての特権を取得	いいえ
ユーザー権限を取得	いいえ
その他の権限を取得	いいえ
ユーザー操作が必要	いいえ

影響を受けるソフトウェアの構成

構成1	以上	以下	より上	未満
cpe:2.3:a:keepalived:keepalived:0.6.9:::::::*
cpe:2.3:a:keepalived:keepalived:0.7.1:::::::*
cpe:2.3:a:keepalived:keepalived:0.3.6:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.5:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.13:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.3:::::::*
cpe:2.3:a:keepalived:keepalived:1.0.1:::::::*
cpe:2.3:a:keepalived:keepalived:0.6.1:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.11:::::::*
cpe:2.3:a:keepalived:keepalived:0.6.5:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.7:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.1:::::::*
cpe:2.3:a:keepalived:keepalived:0.6.3:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.2:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.6:::::::*
cpe:2.3:a:keepalived:keepalived:0.6.6:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.18:::::::*
cpe:2.3:a:keepalived:keepalived:0.4.8:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.19:::::::*
cpe:2.3:a:keepalived:keepalived:0.2.7:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.8:::::::*
cpe:2.3:a:keepalived:keepalived:1.2.1:::::::*
cpe:2.3:a:keepalived:keepalived::::::::		1.2.2
cpe:2.3:a:keepalived:keepalived:0.5.3:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.10:::::::*
cpe:2.3:a:keepalived:keepalived:1.0.2:::::::*
cpe:2.3:a:keepalived:keepalived:0.3.5:::::::*
cpe:2.3:a:keepalived:keepalived:0.2.3:::::::*
cpe:2.3:a:keepalived:keepalived:0.6.8:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.20:::::::*
cpe:2.3:a:keepalived:keepalived:1.2.0:::::::*
cpe:2.3:a:keepalived:keepalived:0.5.5:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.0:::::::*
cpe:2.3:a:keepalived:keepalived:1.0.0:::::::*
cpe:2.3:a:keepalived:keepalived:1.0.3:::::::*
cpe:2.3:a:keepalived:keepalived:0.6.10:::::::*
cpe:2.3:a:keepalived:keepalived:0.3.7:::::::*
cpe:2.3:a:keepalived:keepalived:0.4.9:::::::*
cpe:2.3:a:keepalived:keepalived:0.5.7:::::::*
cpe:2.3:a:keepalived:keepalived:0.6.4:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.14:::::::*
cpe:2.3:a:keepalived:keepalived:0.5.9:::::::*
cpe:2.3:a:keepalived:keepalived:0.3.8:::::::*
cpe:2.3:a:keepalived:keepalived:0.2.1:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.15:::::::*
cpe:2.3:a:keepalived:keepalived:0.5.6:::::::*
cpe:2.3:a:keepalived:keepalived:0.6.2:::::::*
cpe:2.3:a:keepalived:keepalived:0.6.7:::::::*
cpe:2.3:a:keepalived:keepalived:0.5.8:::::::*
cpe:2.3:a:keepalived:keepalived:0.7.6:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.12:::::::*
cpe:2.3:a:keepalived:keepalived:0.2.6:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.4:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.9:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.16:::::::*
cpe:2.3:a:keepalived:keepalived:0.4.9a:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.17:::::::*

関連情報、対策とツール

No	URL	タグ
1	http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=626281
2	http://lists.debian.org/debian-security/2011/05/msg00012.html
3	http://lists.debian.org/debian-security/2011/05/msg00013.html
4	http://lists.debian.org/debian-security/2011/05/msg00018.html
5	http://openwall.com/lists/oss-security/2011/05/10/5
6	http://openwall.com/lists/oss-security/2011/05/16/7
7	http://secunia.com/advisories/44460	Vendor Advisory
8	http://www.osvdb.org/72380
9	http://www.securityfocus.com/bid/47859
10	https://bugzilla.redhat.com/show_bug.cgi?id=704039
11	https://exchange.xforce.ibmcloud.com/vulnerabilities/67477
12	http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=626281
13	https://exchange.xforce.ibmcloud.com/vulnerabilities/67477
14	https://bugzilla.redhat.com/show_bug.cgi?id=704039
15	http://www.securityfocus.com/bid/47859
16	http://www.osvdb.org/72380
17	http://secunia.com/advisories/44460	Vendor Advisory
18	http://openwall.com/lists/oss-security/2011/05/16/7
19	http://openwall.com/lists/oss-security/2011/05/10/5
20	http://lists.debian.org/debian-security/2011/05/msg00018.html
21	http://lists.debian.org/debian-security/2011/05/msg00013.html
22	http://lists.debian.org/debian-security/2011/05/msg00012.html

共通脆弱性一覧

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

JVN脆弱性情報

keepalived の core/pidfile.c の pidfile_write 関数における任意のプロセスを停止される脆弱性

タイトル	keepalived の core/pidfile.c の pidfile_write 関数における任意のプロセスを停止される脆弱性
概要	keepalived の core/pidfile.c の pidfile_write 関数には、/var/run/ 内の (1) keepalived.pid、(2) checkers.pid、および (3) vrrp.pid ファイルに対して 0666のパーミッションを使用するため、任意のプロセスを停止される脆弱性が存在します。
想定される影響	ローカルユーザにより、/var/run/ 内の (1) keepalived.pid、(2) checkers.pid、または (3) vrrp.pid ファイルへの PID の書き込みを介して、任意のプロセスを停止される可能性があります。
対策	ベンダ情報および参考情報を参照して適切な対策を実施してください。
公表日	2011年5月20日0:00
登録日	2012年3月27日18:43
最終更新日	2012年3月27日18:43

影響を受けるシステム

Keepalived

Keepalived 1.2.2 およびそれ以前

CVE (情報セキュリティ共通脆弱性識別子)

No	名前	URL
Common Vulnerabilities and Exposures (CVE)
1	CVE-2011-1784	http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1784
National Vulnerability Database (NVD)
2	CVE-2011-1784	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2011-1784

CWE (共通脆弱性タイプ一覧)

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

ベンダー情報

No	名前	URL
keepalived
1	Top Page	http://www.keepalived.org/

変更履歴

No	変更内容	変更日
0	[2012年03月27日] 掲載	2018年2月17日10:37

構成1	以上	以下	より上	未満
cpe:2.3:a:keepalived:keepalived:0.6.9:::::::*
cpe:2.3:a:keepalived:keepalived:0.7.1:::::::*
cpe:2.3:a:keepalived:keepalived:0.3.6:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.5:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.13:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.3:::::::*
cpe:2.3:a:keepalived:keepalived:1.0.1:::::::*
cpe:2.3:a:keepalived:keepalived:0.6.1:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.11:::::::*
cpe:2.3:a:keepalived:keepalived:0.6.5:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.7:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.1:::::::*
cpe:2.3:a:keepalived:keepalived:0.6.3:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.2:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.6:::::::*
cpe:2.3:a:keepalived:keepalived:0.6.6:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.18:::::::*
cpe:2.3:a:keepalived:keepalived:0.4.8:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.19:::::::*
cpe:2.3:a:keepalived:keepalived:0.2.7:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.8:::::::*
cpe:2.3:a:keepalived:keepalived:1.2.1:::::::*
cpe:2.3:a:keepalived:keepalived::::::::		1.2.2
cpe:2.3:a:keepalived:keepalived:0.5.3:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.10:::::::*
cpe:2.3:a:keepalived:keepalived:1.0.2:::::::*
cpe:2.3:a:keepalived:keepalived:0.3.5:::::::*
cpe:2.3:a:keepalived:keepalived:0.2.3:::::::*
cpe:2.3:a:keepalived:keepalived:0.6.8:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.20:::::::*
cpe:2.3:a:keepalived:keepalived:1.2.0:::::::*
cpe:2.3:a:keepalived:keepalived:0.5.5:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.0:::::::*
cpe:2.3:a:keepalived:keepalived:1.0.0:::::::*
cpe:2.3:a:keepalived:keepalived:1.0.3:::::::*
cpe:2.3:a:keepalived:keepalived:0.6.10:::::::*
cpe:2.3:a:keepalived:keepalived:0.3.7:::::::*
cpe:2.3:a:keepalived:keepalived:0.4.9:::::::*
cpe:2.3:a:keepalived:keepalived:0.5.7:::::::*
cpe:2.3:a:keepalived:keepalived:0.6.4:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.14:::::::*
cpe:2.3:a:keepalived:keepalived:0.5.9:::::::*
cpe:2.3:a:keepalived:keepalived:0.3.8:::::::*
cpe:2.3:a:keepalived:keepalived:0.2.1:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.15:::::::*
cpe:2.3:a:keepalived:keepalived:0.5.6:::::::*
cpe:2.3:a:keepalived:keepalived:0.6.2:::::::*
cpe:2.3:a:keepalived:keepalived:0.6.7:::::::*
cpe:2.3:a:keepalived:keepalived:0.5.8:::::::*
cpe:2.3:a:keepalived:keepalived:0.7.6:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.12:::::::*
cpe:2.3:a:keepalived:keepalived:0.2.6:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.4:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.9:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.16:::::::*
cpe:2.3:a:keepalived:keepalived:0.4.9a:::::::*
cpe:2.3:a:keepalived:keepalived:1.1.17:::::::*