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Cwe 20

🧬 CWE Related 125
slug: cwe-20

Explanation

CWE-20は「ユーザーから受け取ったデータが、想定された形式・範囲・型かをきちんとチェックせずに使ってしまう欠陥」のことです。 非常に広い概念で、SQLi・XSS・コマンドインジェクションなど多くの攻撃の前段階となります。 「入力は信用するな (Trust Boundaries の概念)」がセキュリティ設計の基本原則です。
📌 Example
多くのCISA KEV登録CVEがこのCWEに分類されており、2024年だけで100件以上の悪用事例があります。
🔗 Related links

🔖 Related tags

Cwe 78120 Cwe 787105 Cwe 41699 Cwe 2296 Cwe 11990 Cwe 9484 Cwe 50270 Cwe 7966 Cwe 8954 Cwe 91844 Cwe 28443 Cwe 28741 Cwe 7740 Cwe 30638 Cwe 84337

🛡 Vulnerabilities tagged with this 2,283

ID Title
CVE-2016-0034 KEV [KEV] Vulnerability in Microsoft silverlight (CVE-2016-0034)
CVE-2013-3896 KEV [KEV] Vulnerability in Microsoft silverlight (CVE-2013-3896)
CVE-2020-3478 Vulnerability in cisco (CVE-2020-3478)
CVE-2019-1961 Vulnerability in cisco (CVE-2019-1961)
CVE-2019-1971 OS Command Injection in cisco (CVE-2019-1971)
CVE-2019-1952 Path Traversal in path-traversal (CVE-2019-1952)
CVE-2018-19949 KEV [KEV] Vulnerability in Qnap network-attached-storage-nas (CVE-2018-19949)
CVE-2019-11708 KEV [KEV] Vulnerability in Mozilla firefox-and-thunderbird (CVE-2019-11708)
CVE-2022-20715 Vulnerability in dos (CVE-2022-20715)
CVE-2022-20745 Vulnerability in dos (CVE-2022-20745)
CVE-2021-41945 Vulnerability in encode (CVE-2021-41945)
CVE-2007-3010 KEV [KEV] Vulnerability in Alcatel omnipcx-enterprise (CVE-2007-3010)
CVE-2021-42278 KEV [KEV] Vulnerability in Microsoft active-directory (CVE-2021-42278)
CVE-2017-0148 KEV [KEV] Vulnerability in Microsoft smbv1-server (CVE-2017-0148)
CVE-2022-22675 KEV [KEV] Vulnerability in Apple macos (CVE-2022-22675)
CVE-2022-22674 KEV [KEV] Vulnerability in Apple macos (CVE-2022-22674)
CVE-2018-8414 KEV [KEV] Vulnerability in Microsoft windows (CVE-2018-8414)
CVE-2018-0147 KEV [KEV] Vulnerability in Cisco secure-access-control-system-acs (CVE-2018-0147)
CVE-2018-0125 KEV [KEV] Vulnerability in Cisco vpn-routers (CVE-2018-0125)
CVE-2017-6316 KEV [KEV] Vulnerability in Citrix netscaler-sd-wan-enterprise (CVE-2017-6316)
CVE-2017-3881 KEV [KEV] Vulnerability in Cisco ios-and-ios-xe (CVE-2017-3881)
CVE-2017-0146 KEV [KEV] Vulnerability in Microsoft windows (CVE-2017-0146)
CVE-2013-2251 KEV [KEV] Vulnerability in Apache struts (CVE-2013-2251)
CVE-2012-1823 KEV [KEV] Vulnerability in php (CVE-2012-1823)
CVE-2010-3035 KEV [KEV] Vulnerability in Cisco ios-xr (CVE-2010-3035)
CVE-2009-2055 KEV [KEV] Vulnerability in Cisco ios-xr (CVE-2009-2055)
CVE-2009-0927 KEV [KEV] Vulnerability in Adobe reader-and-acrobat (CVE-2009-0927)
CVE-2021-21973 KEV [KEV] Vulnerability in Vmware vcenter-server-and-cloud-foundation (CVE-2021-21973)
CVE-2019-1652 KEV [KEV] Vulnerability in Cisco small-business-rv320-and-rv325-dual-gigabit-wan-vpn-routers (CVE-2019-1652)
CVE-2018-0174 KEV [KEV] Vulnerability in Cisco ios-xe-software (CVE-2018-0174)

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