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【セキュリティ情報】 WebSphere Application Serverにフォーム・ログイン使用時の脆弱性について(CVE-2017-1788)

Created by Kazunobu Yoshizawa on
Published URL:
https://www.ibm.com/support/pages/node/568305
568305

Security Bulletin


Summary

WebSphere Application Server において、フォーム・ログインを使用している場合、なりすまし攻撃をうける可能性がある潜在的な脆弱性が存在します。

Vulnerability Details

最新の情報については、下記URLの文書（英語）をご参照ください。

Security Bulletin: Potential spoofing attack in WebSphere Application Server (CVE-2017-1788)
http://www.ibm.com/support/docview.wss?uid=swg22012341

CVEID: CVE-2017-1788
DESCRIPTION: IBM WebSphere Application Serverでフォーム・ログインを使用している場合、リモートの攻撃者がなりすまし攻撃を行う可能性があります。
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/137031 for the current score
CVSS Environmental Score*: 未定義
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

この脆弱性は以下のバージョン、リリースのIBM WebSphere Application Server に影響を与えます。

  • Liberty
  • Version 9.0

Remediation/Fixes

該当する製品に対して、速やかにAPAR PI90980 を含む個別修正モジュール、フィックスパック、もしくは　PTFを適用することを推奨します。

WebSphere Application Server Liberty:

バージョン対応策
V9.0.0.0 - V17.0.0.4
  • FixPack 17.0.0.3以降にアップグレードし、個別修正モジュール APAR PI90980を適用します。
    --または--
  • Liberty Fix Pack 18.0.0.1 以降を適用します。

WebSphere Application Server traditional および WebSphere Application Server Hypervisor Edition:
バージョン対応策
V9.0.0.0 - V9.0.0.6
  • 個別修正モジュール APAR PI90980を適用します。
    --または--
  • Fix Pack 9.0.0.7 以降を適用します。

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Important Note

IBM strongly suggests that all System z customers be subscribed to the System z Security Portal to receive the latest critical System z security and integrity service. If you are not subscribed, see the instructions on the System z Security web site. Security and integrity APARs and associated fixes will be posted to this portal. IBM suggests reviewing the CVSS scores and applying all security or integrity fixes as soon as possible to minimize any potential risk.

References

Complete CVSS v2 Guide
On-line Calculator v2

Complete CVSS v3 Guide
On-line Calculator v3

Off

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

【変更履歴】
2018/03/27 初版発行

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.

Disclaimer

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

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Document Information

Modified date:
15 June 2018

UID

swg22014723

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