NVD Vulnerability Detail
Search Exploit, PoC
CVE-2011-2631
Summary

The Cascading Style Sheets (CSS) implementation in Opera before 11.11 does not properly handle the column-count property, which allows remote attackers to cause a denial of service (infinite repaint loop and application hang) via a web page, as demonstrated by an unspecified Wikipedia page.

Publication Date July 1, 2011, 7:55 p.m.
Registration Date Jan. 28, 2021, 4:39 p.m.
Last Update Nov. 21, 2024, 10:28 a.m.
CVSS2.0 : MEDIUM
Score 5.0
Vector AV:N/AC:L/Au:N/C:N/I:N/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) なし
完全性への影響(I) なし
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:a:opera:opera_browser:7.01:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.27:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:7.23:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.50:beta1:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.02:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:10.53:b:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:7.03:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:10.10:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:7.53:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:8.50:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.50:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:11.10:alpha:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.24:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:5.0:beta2:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:10.61:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:5.11:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.63:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:6.1:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:7.20:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:6.02:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.51:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:5.02:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:10.00:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.26:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:10.50:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:5.10:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:8.53:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.12:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:7.11:beta2:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:8.0:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:10.62:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:10.00:beta3:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:6.04:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:8.54:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:11.00:alpha:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:6.11:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:5.0:beta4:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:6.05:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:8.02:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.20:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:7.50:beta1:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:5.12:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.21:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:7.10:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.0:beta1:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:6.0:tp3:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.23:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:6.0:tp1:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:8.0:beta3:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:11.10:beta:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:10.60:beta1:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:5.0:beta8:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:10.52:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:10.51:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.60:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:7.0:beta1_v2:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:10.54:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:8.51:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:5.0:beta5:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:7.50:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:7.02:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:7.21:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:6.0:tp2:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:5.0:beta7:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:10.50:beta1:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:7.20:beta7:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:7.54:update1:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.64:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.20:beta1:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:10.53:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:7.60:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:7.11:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:11.00:beta:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:7.0:beta2:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:7.54:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.0:beta2:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:6.03:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:7.0:beta1:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:11.01:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.22:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:6.0:beta1:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.01:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.0:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:5.0:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.25:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:7.51:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:8.0:beta2:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.10:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:10.00:beta1:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.50:beta2:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:6.12:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.60:beta1:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.62:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:10.00:beta2:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:6.0:beta2:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:5.0:beta3:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:6.01:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:8.52:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:10.50:beta2:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:6.06:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:10.60:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:7.52:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:7.54:update2:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:5.0:beta6:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:8.01:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:6.1:beta1:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:10.63:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:10.10:beta1:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.61:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:10.01:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:9.52:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:8.0:beta1:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:11.00:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:6.0:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:*:*:*:*:*:*:*:* 11.10
cpe:2.3:a:opera:opera_browser:7.22:*:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:7.10:beta1:*:*:*:*:*:*
cpe:2.3:a:opera:opera_browser:7.0:*:*:*:*:*:*:*
Related information, measures and tools
Common Vulnerabilities List
JVN Vulnerability Information
Opera の Cascading Style Sheets の実装におけるサービス運用妨害 (DoS) の脆弱性
Title Opera の Cascading Style Sheets の実装におけるサービス運用妨害 (DoS) の脆弱性
Summary

Opera の Cascading Style Sheets (CSS) の実装は、column-count プロパティを適切に処理しないため、サービス運用妨害 (再描画の無限ループおよびアプリケーションハング) 状態となる脆弱性が存在します。

Possible impacts 第三者により、Web ページを介して、サービス運用妨害 (再描画の無限ループおよびアプリケーションハング) 状態に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 May 18, 2011, midnight
Registration Date Aug. 15, 2011, 10:56 a.m.
Last Update Aug. 15, 2011, 10:56 a.m.
Affected System
Opera Software ASA
Opera 11.11 未満
CVE (情報セキュリティ 共通脆弱性識別子)
CWE (共通脆弱性タイプ一覧)
ベンダー情報
その他
Change Log
No Changed Details Date of change
0 [2011年08月15日]
  掲載		 Feb. 17, 2018, 10:37 a.m.