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[脆弱性](https://unit42.paloaltonetworks.com/ja/category/vulnerabilities-ja/) # Unit 42、Microsoft製品とAdobe製品の13件の新しい脆弱性発見に貢献 ![Clock Icon](https://unit42.paloaltonetworks.com/wp-content/themes/unit42-v6/dist/images/icons/icon-clock.svg) 2 分で読めます Related Products [![Advanced DNS Security icon](https://unit42.paloaltonetworks.com/wp-content/uploads/2024/06/strata_RGB_logo_Icon_Color.png)Advanced DNS Security](https://unit42.paloaltonetworks.com/ja/product-category/advanced-dns-security-ja/ "Advanced DNS Security")[![Advanced Threat Prevention icon](https://unit42.paloaltonetworks.com/wp-content/uploads/2024/06/strata_RGB_logo_Icon_Color.png)Advanced Threat Prevention](https://unit42.paloaltonetworks.com/ja/product-category/advanced-threat-prevention-ja/ "Advanced Threat Prevention")[![Advanced WildFire icon](https://unit42.paloaltonetworks.com/wp-content/uploads/2024/06/strata_RGB_logo_Icon_Color.png)Advanced 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Center（MSRC）](https://portal.msrc.microsoft.com/en-us/security-guidance)が2019年9月、10月、11月のセキュリティ更新リリースで修正した脆弱性のうち新規に「重要」と評価された7つの脆弱性についても、その発見に貢献させていただくことができました。 ### 脆弱性 Adobeの脆弱性の深刻度は、2つが「Critical (深刻)」、4つが「Important (重要)」と評価され、Microsoftものはすべて「Important (重要)」と評価されています。 貢献者に名を連ねたUnit 42のリサーチャーは、Bo Qu、Zhibin Zhang、Qi Deng、Ken Hsu、Lexuan Sun、Hao Cai、Yue Guan、Haozhe Zhang、Hui Gao、Gal De Leon、Bar Lahav、Nadav Markus、Yaron Samuelです。なおKen Hsu、Lexuan Sun、Hao Cai、Yue Guan、Haozhe Zhang、Nadav Markus、Yaron Samuelについては、脆弱性発見貢献者として記名で認定をいただいた初の機会となりました。 Unit 42 のリサーチャーが最近発見した脆弱性を以下の表1にまとめます。 |-----------|----------------|----------------------------------------------------------------------------------------------------------------------------|-------------------------------------|----------------|-------------------------------| | **ベンダ** | **CVE** | **脆弱性カテゴリ** | **影響** | **最大の深刻度** | **リサーチャー** | | Adobe | CVE-2019-16456 | Out-of-Bounds Read (境界外の読み取り) | Information Disclosure (情報漏えい) | Important (重要) | Bo Qu | | Adobe | CVE-2019-16457 | Out-of-Bounds Read (境界外の読み取り) | Information Disclosure (情報漏えい) | Important (重要) | Zhibin Zhang | | Adobe | CVE-2019-16458 | Out-of-Bounds Read (境界外の読み取り) | Information Disclosure (情報漏えい) | Important (重要) | Qi DengとKen Hsu | | Adobe | CVE-2019-16459 | User After Free (UAF、メモリの解放後の使用) | Arbitrary Code Execution (任意のコード実行) | Critical (深刻) | Lexuan SunとHao Cai | | Adobe | CVE-2019-16464 | User After Free (UAF、メモリの解放後の使用) | Arbitrary Code Execution (任意のコード実行) | Critical (深刻) | Yue GuanとHaozhe Zhan | | Adobe | CVE-2019-16465 | Out-of-Bounds Read (境界外の読み取り) | Information Disclosure (情報漏えい) | Important (重要) | Hui Gao、Zhibin Zhang、Yue Guan | | Microsoft | CVE-2019-1374 | Windows Error Reporting Information Disclosure Vulnerability (Windows Error Reporting、WER における情報漏えいの脆弱性) | Information Disclosure (情報漏えい) | Important (重要) | Gal De Leon | | Microsoft | CVE-2019-1406 | Jet Database Engine Remote Code Execution Vulnerability (Jet Database Engineにおけるリモートコード実行の脆弱性) | Remote Code Execution (リモートコード実行) | Important (重要) | Bar Lahav と Gal De Leon | | Microsoft | CVE-2019-1417 | Windows Data Sharing Service Elevation of Privilege Vulnerability (Windows Data Sharing (WDS) サービスにおける特権昇格の脆弱性) | Elevation of Privilege (特権昇格) | Important (重要) | Nadav Markus と Yaron Samuel | | Microsoft | CVE-2019-1319 | Windows Error Reporting Elevation of Privilege Vulnerability (Windows Error Reporting (WER) における特権昇格の脆弱性) | Elevation of Privilege (特権昇格) | Important (重要) | Gal De Leon | | Microsoft | CVE-2019-1342 | Windows Error Reporting Manager Elevation of Privilege Vulnerability (Windows Error Reporting Manager (WERM) における特権昇格の脆弱性) | Elevation of Privilege (特権昇格) | Important (重要) | Gal De Leon | | Microsoft | CVE-2019-1241 | Jet Database Engine Remote Code Execution Vulnerability (Jet Database Engineにおけるリモートコード実行の脆弱性) | Remote Code Execution (リモートコード実行) | Important (重要) | Bar Lahav と Gal De Leon | | Microsoft | CVE-2019-1250 | Jet Database Engine Remote Code Execution Vulnerability (Jet Database Engineにおけるリモートコード実行の脆弱性) | Remote Code Execution (リモートコード実行) | Important (重要) | Bar Lahav と Gal De Leon | *表1 AdobeおよびMicrosoft製品で発見され「Critical (深刻)」ないし「Important(重要)」と評価された脆弱性* ## 結論 弊社のThreat Preventionサービスのサブスクリプションを有効にして次世代ファイアウォールを導入し、ベストプラクティスに従ってご利用中のお客様は、こうしたゼロデイ脆弱性から保護されています。また、これらの脆弱性を兵器化したエクスプロイトは、Trapsによる多層的エクスプロイト防御機能によって阻止されます。IPSやWildFireによる脆弱性保護などの脅威防止機能は、これまでに知られていない脅威に対する包括的な保護と自動更新をお客様に提供します。 パロアルトネットワークスは、Microsoft、Adobe、Apple、Google Androidなどのエコシステムにおける脆弱性リサーチに定期的に貢献し、これまでに200件を超える重大な脆弱性を発見しています。また、BlueHatやBlackHatなどのセキュリティ会議でも定期的に講演を行っています。 弊社はこうした脆弱性を積極的に特定し、お客様を保護し、セキュリティコミュニティと情報を共有することにより、ユーザー、企業、政府、サービスプロバイダなどのネットワークにリスクを与えるような兵器の排除に努めています。 トップに戻る ### タグ * [Adobe](https://unit42.paloaltonetworks.com/ja/tag/adobe-ja/ "Adobe") * [Microsoft](https://unit42.paloaltonetworks.com/ja/tag/microsoft-ja/ "Microsoft") * [Zero-day](https://unit42.paloaltonetworks.com/ja/tag/zero-day-ja/ "zero-day") [Threat Research Center](https://unit42.paloaltonetworks.com/ja/ "Threat Research") [次ページ:サイバースパイグループRancorが新しいカスタムマルウェアで東南アジアへの標的型攻撃を継続](https://unit42.paloaltonetworks.com/ja/rancor-cyber-espionage-group-uses-new-custom-malware-to-attack-southeast-asia/ "サイバースパイグループRancorが新しいカスタムマルウェアで東南アジアへの標的型攻撃を継続") ### 目次 * ### 関連記事 * [フロンティアAIモデルによるソフトウェア セキュリティの破綻](https://unit42.paloaltonetworks.com/ja/ai-software-security-risks/ "article - table of contents") * [Microsoft WSUSのリモートコード実行の脆弱性（CVE-2025-59287）、実環境における活発な悪用を確認（11月3日更新）](https://unit42.paloaltonetworks.com/ja/microsoft-cve-2025-59287/ "article - table of contents") * [Jingle Thief: クラウドベースのギフトカード詐欺キャンペーンの実態](https://unit42.paloaltonetworks.com/ja/cloud-based-gift-card-fraud-campaign/ "article - table of contents") ## 関連項目 リソース ![Pictorial representation of a severe Linux vulnerability. Close-up of a woman wearing glasses and focusing intently on a computer screen.](https://unit42.paloaltonetworks.com/wp-content/uploads/2026/05/05_Vulnerabilities_1920x900-2-1-786x368.jpg) [![category icon](https://unit42.paloaltonetworks.com/wp-content/uploads/2024/07/top-threats.svg)主なサイバー脅威](https://unit42.paloaltonetworks.com/ja/category/top-cyberthreats-ja/) 2026年5月5日 [#### Copy Fail:ここ数年で最も深刻なLinuxの脅威について必要な知識](https://unit42.paloaltonetworks.com/ja/cve-2026-31431-copy-fail/) * [Containers](https://unit42.paloaltonetworks.com/ja/tag/containers-ja/ "Containers") * [CVE-2026-31431](https://unit42.paloaltonetworks.com/ja/tag/cve-2026-31431/ "CVE-2026-31431") * [Kubernetes](https://unit42.paloaltonetworks.com/ja/tag/kubernetes-ja/ "Kubernetes") [今すぐ読む ![Right arrow](https://unit42.paloaltonetworks.com/wp-content/themes/unit42-v6/dist/images/icons/icon-right-arrow-withtail.svg)](https://unit42.paloaltonetworks.com/ja/cve-2026-31431-copy-fail/ "Copy Fail:ここ数年で最も深刻なLinuxの脅威について必要な知識") ![Pictorial representation of BeyondTrust vulnerability CVE-2026-1731. Digital art depicting a stylized mountain range with vibrant blue and red hues. The peaks are accentuated by glowing particles and an abstract, starry backdrop, creating a futuristic landscape.](https://unit42.paloaltonetworks.com/wp-content/uploads/2026/02/14_Overview_1920x900-786x368.jpg) [![category icon](https://unit42.paloaltonetworks.com/wp-content/uploads/2024/07/top-threats.svg)主なサイバー脅威](https://unit42.paloaltonetworks.com/ja/category/top-cyberthreats-ja/) 2026年2月19日 [#### BeyondTrustの深刻な脆弱性（CVE-2026-1731）の悪用においてVShellおよびSparkRATを確認](https://unit42.paloaltonetworks.com/ja/beyondtrust-cve-2026-1731/) * [Bash](https://unit42.paloaltonetworks.com/ja/tag/bash-ja/ "bash") * [CVE-2026-1731](https://unit42.paloaltonetworks.com/ja/tag/cve-2026-1731/ "CVE-2026-1731") * [Powershell](https://unit42.paloaltonetworks.com/ja/tag/powershell-ja/ "Powershell") [今すぐ読む ![Right arrow](https://unit42.paloaltonetworks.com/wp-content/themes/unit42-v6/dist/images/icons/icon-right-arrow-withtail.svg)](https://unit42.paloaltonetworks.com/ja/beyondtrust-cve-2026-1731/ "BeyondTrustの深刻な脆弱性（CVE-2026-1731）の悪用においてVShellおよびSparkRATを確認") ![](https://unit42.paloaltonetworks.com/wp-content/uploads/2026/02/AdobeStock_1020436911-786x440.jpeg) [![category icon](https://unit42.paloaltonetworks.com/wp-content/uploads/2024/07/top-threats.svg)主なサイバー脅威](https://unit42.paloaltonetworks.com/ja/category/top-cyberthreats-ja/) 2026年2月17日 [#### 野放し状態で悪用されているIvanti EPMMの深刻な脆弱性](https://unit42.paloaltonetworks.com/ja/ivanti-cve-2026-1281-cve-2026-1340/) * [CVE-2026-1281](https://unit42.paloaltonetworks.com/ja/tag/cve-2026-1281/ "CVE-2026-1281") * [CVE-2026-1340](https://unit42.paloaltonetworks.com/ja/tag/cve-2026-1340/ "CVE-2026-1340") * [Ivanti](https://unit42.paloaltonetworks.com/ja/tag/ivanti-ja/ "Ivanti") [今すぐ読む ![Right arrow](https://unit42.paloaltonetworks.com/wp-content/themes/unit42-v6/dist/images/icons/icon-right-arrow-withtail.svg)](https://unit42.paloaltonetworks.com/ja/ivanti-cve-2026-1281-cve-2026-1340/ "野放し状態で悪用されているIvanti EPMMの深刻な脆弱性") ![Pictorial representation of CVE-2025-0921. Digital illustration of a map of North America with interconnected glowing lines and dots symbolizing network connections across the continent.](https://unit42.paloaltonetworks.com/wp-content/uploads/2026/01/06_Vulnerabilities_1920x900-2-1-786x368.jpg) [![category icon](https://unit42.paloaltonetworks.com/wp-content/uploads/2024/06/icon-threat-research.svg)脅威リサーチ](https://unit42.paloaltonetworks.com/ja/category/threat-research-ja/) 2026年1月30日 [#### SCADAシステムに存在する特権ファイルシステムの脆弱性](https://unit42.paloaltonetworks.com/ja/iconics-suite-cve-2025-0921/) * [CVE-2025-0921](https://unit42.paloaltonetworks.com/ja/tag/cve-2025-0921/ "CVE-2025-0921") * [Privilege escalation](https://unit42.paloaltonetworks.com/ja/tag/privilege-escalation-ja/ "privilege escalation") * [SCADA](https://unit42.paloaltonetworks.com/ja/tag/scada/ "SCADA") [今すぐ読む ![Right arrow](https://unit42.paloaltonetworks.com/wp-content/themes/unit42-v6/dist/images/icons/icon-right-arrow-withtail.svg)](https://unit42.paloaltonetworks.com/ja/iconics-suite-cve-2025-0921/ "SCADAシステムに存在する特権ファイルシステムの脆弱性") ![Pictorial representation of remote code execution in AI and machine learning libraries. Close-up of a woman wearing glasses and focusing intently on a computer screen.](https://unit42.paloaltonetworks.com/wp-content/uploads/2026/01/05_Vulnerabilities_1920x900-786x368.jpg) [![category icon](https://unit42.paloaltonetworks.com/wp-content/uploads/2024/06/icon-threat-research.svg)脅威リサーチ](https://unit42.paloaltonetworks.com/ja/category/threat-research-ja/) 2026年1月13日 [#### 最新のAI/MLフォーマットとライブラリによるリモート コード実行](https://unit42.paloaltonetworks.com/ja/rce-vulnerabilities-in-ai-python-libraries/) * [Apple](https://unit42.paloaltonetworks.com/ja/tag/apple-ja/ "Apple") * [CVE-2025-23304](https://unit42.paloaltonetworks.com/ja/tag/cve-2025-23304/ "CVE-2025-23304") * [CVE-2026-22584](https://unit42.paloaltonetworks.com/ja/tag/cve-2026-22584/ "CVE-2026-22584") [今すぐ読む ![Right arrow](https://unit42.paloaltonetworks.com/wp-content/themes/unit42-v6/dist/images/icons/icon-right-arrow-withtail.svg)](https://unit42.paloaltonetworks.com/ja/rce-vulnerabilities-in-ai-python-libraries/ "最新のAI/MLフォーマットとライブラリによるリモート コード実行") ![Pictorial representation of MongoBleed, CVE-2025-14847. Digital image featuring a glowing padlock icon superimposed on a background of streaming blue binary code, symbolizing cybersecurity.](https://unit42.paloaltonetworks.com/wp-content/uploads/2026/01/AdobeStock_233494953-786x429.jpeg) [![category icon](https://unit42.paloaltonetworks.com/wp-content/uploads/2024/07/top-threats.svg)主なサイバー脅威](https://unit42.paloaltonetworks.com/ja/category/top-cyberthreats-ja/) 2026年1月13日 [#### 脅威ブリーフ: MongoDB の脆弱性 (CVE-2025-14847)](https://unit42.paloaltonetworks.com/ja/mongobleed-cve-2025-14847/) * [CVE-2025-14847](https://unit42.paloaltonetworks.com/ja/tag/cve-2025-14847/ "CVE-2025-14847") * [MongoDB](https://unit42.paloaltonetworks.com/ja/tag/mongodb-ja/ "MongoDB") [今すぐ読む ![Right arrow](https://unit42.paloaltonetworks.com/wp-content/themes/unit42-v6/dist/images/icons/icon-right-arrow-withtail.svg)](https://unit42.paloaltonetworks.com/ja/mongobleed-cve-2025-14847/ "脅威ブリーフ: MongoDB の脆弱性 (CVE-2025-14847)") ![Pictorial representation of CVE-2025-55182 (React) and CVE-2025-66478 (Next.js). Close-up of a digital display on electronic equipment with illuminated text reading "SYSTEM HACKED" in red, set against a blurred background of blue and red lights.](https://unit42.paloaltonetworks.com/wp-content/uploads/2025/12/02_Vulnerabilities_1920x900-786x368.jpg) [![category icon](https://unit42.paloaltonetworks.com/wp-content/uploads/2024/07/top-threats.svg)主なサイバー脅威](https://unit42.paloaltonetworks.com/ja/category/top-cyberthreats-ja/) 2025年12月12日 [#### React Server Components における重大な脆弱性の悪用 (12月12日更新)](https://unit42.paloaltonetworks.com/ja/cve-2025-55182-react-and-cve-2025-66478-next/) * [Cobalt Strike](https://unit42.paloaltonetworks.com/ja/tag/cobalt-strike-ja/ "Cobalt Strike") * [CVE-2025-55182](https://unit42.paloaltonetworks.com/ja/tag/cve-2025-55182-ja/ "CVE-2025-55182") * [CVE-2025-66478](https://unit42.paloaltonetworks.com/ja/tag/cve-2025-66478-ja/ "CVE-2025-66478") [今すぐ読む ![Right arrow](https://unit42.paloaltonetworks.com/wp-content/themes/unit42-v6/dist/images/icons/icon-right-arrow-withtail.svg)](https://unit42.paloaltonetworks.com/ja/cve-2025-55182-react-and-cve-2025-66478-next/ "React Server Components における重大な脆弱性の悪用 (12月12日更新)") ![Pictorial representation of an authentication coercion attack. Panoramic view of a city skyline at night, featuring vibrant light beams from skyscrapers and a deep blue sky.](https://unit42.paloaltonetworks.com/wp-content/uploads/2025/11/07_Vulnerabilities_1920x900-786x368.jpg) [![category icon](https://unit42.paloaltonetworks.com/wp-content/uploads/2024/06/icon-threat-research.svg)脅威リサーチ](https://unit42.paloaltonetworks.com/ja/category/threat-research-ja/) 2025年11月10日 [#### 新たなアップデート。進化し続ける強制認証テクニック](https://unit42.paloaltonetworks.com/ja/authentication-coercion/) * [Mimikatz](https://unit42.paloaltonetworks.com/ja/tag/mimikatz-ja/ "Mimikatz") * [PrintNightmare](https://unit42.paloaltonetworks.com/ja/tag/printnightmare-ja/ "PrintNightmare") * [Privilege escalation](https://unit42.paloaltonetworks.com/ja/tag/privilege-escalation-ja/ "privilege escalation") [今すぐ読む ![Right arrow](https://unit42.paloaltonetworks.com/wp-content/themes/unit42-v6/dist/images/icons/icon-right-arrow-withtail.svg)](https://unit42.paloaltonetworks.com/ja/authentication-coercion/ "新たなアップデート。進化し続ける強制認証テクニック") ![Pictorial representation of LANDFALL spyware. An illustration of a glowing red warning icon centered on a detailed blue circuit board background, representing a vulnerability in Samsung Galaxy devices.](https://unit42.paloaltonetworks.com/wp-content/uploads/2025/11/09_Nation-State-cyberattacks_1920x900-786x368.jpg) [![category icon](https://unit42.paloaltonetworks.com/wp-content/uploads/2024/06/icon-threat-research.svg)脅威リサーチ](https://unit42.paloaltonetworks.com/ja/category/threat-research-ja/) 2025年11月7日 [#### LANDFALL: Samsungデバイスを標的とするエクスプロイト チェーンで使用される、新種の商用グレードAndroidスパイウェア](https://unit42.paloaltonetworks.com/ja/landfall-is-new-commercial-grade-android-spyware/) * [Android](https://unit42.paloaltonetworks.com/ja/tag/android-ja/ "Android") * [Apple](https://unit42.paloaltonetworks.com/ja/tag/apple-ja/ "Apple") * [CVE-2025-21042](https://unit42.paloaltonetworks.com/ja/tag/cve-2025-21042-ja/ "CVE-2025-21042") [今すぐ読む ![Right arrow](https://unit42.paloaltonetworks.com/wp-content/themes/unit42-v6/dist/images/icons/icon-right-arrow-withtail.svg)](https://unit42.paloaltonetworks.com/ja/landfall-is-new-commercial-grade-android-spyware/ "LANDFALL: Samsungデバイスを標的とするエクスプロイト チェーンで使用される、新種の商用グレードAndroidスパイウェア") ![Pictorial representation of CVE-2025-59287. Digital image of a glowing padlock symbol representing cybersecurity on a network grid with blue and orange lights.](https://unit42.paloaltonetworks.com/wp-content/uploads/2025/10/08_DNS_Overview_1920x900-786x368.jpg) [![category icon](https://unit42.paloaltonetworks.com/wp-content/uploads/2024/07/top-threats.svg)主なサイバー脅威](https://unit42.paloaltonetworks.com/ja/category/top-cyberthreats-ja/) 2025年11月3日 [#### Microsoft WSUSのリモートコード実行の脆弱性（CVE-2025-59287）、実環境における活発な悪用を確認（11月3日更新）](https://unit42.paloaltonetworks.com/ja/microsoft-cve-2025-59287/) * [CVE-2025-59287](https://unit42.paloaltonetworks.com/ja/tag/cve-2025-59287-ja/ "CVE-2025-59287") * [Microsoft](https://unit42.paloaltonetworks.com/ja/tag/microsoft-ja/ "Microsoft") * [Microsoft Vulnerability](https://unit42.paloaltonetworks.com/ja/tag/microsoft-vulnerability-ja/ "Microsoft Vulnerability") [今すぐ読む ![Right arrow](https://unit42.paloaltonetworks.com/wp-content/themes/unit42-v6/dist/images/icons/icon-right-arrow-withtail.svg)](https://unit42.paloaltonetworks.com/ja/microsoft-cve-2025-59287/ "Microsoft WSUSのリモートコード実行の脆弱性（CVE-2025-59287）、実環境における活発な悪用を確認（11月3日更新）") * ![Slider arrow](https://unit42.paloaltonetworks.com/wp-content/themes/unit42-v6/dist/images/icons/slider-arrow-left.svg) * ![Slider arrow](https://unit42.paloaltonetworks.com/wp-content/themes/unit42-v6/dist/images/icons/slider-arrow-left.svg) ![Close button](https://unit42.paloaltonetworks.com/wp-content/themes/unit42-v6/dist/images/icons/close-modal.svg) ![Enlarged Image]() ![Newsletter](https://unit42.paloaltonetworks.com/wp-content/uploads/2025/04/Unit-42_get-updates-banner.png) ![UNIT 42 Small Logo](https://unit42.paloaltonetworks.com/wp-content/themes/unit42-v6/dist/images/palo-alto-logo-small.svg) Unit 42 からの最新情報を取得 ## 進化する脅威の状況を常に先取り メール アドレス 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