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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 1,695

ID Title
CVE-2017-9142 Vulnerability in c (CVE-2017-9142)
CVE-2017-9144 Vulnerability in c (CVE-2017-9144)
CVE-2017-2540 Vulnerability in apple (CVE-2017-2540)
CVE-2017-2535 Vulnerability in dos (CVE-2017-2535)
CVE-2017-2495 Vulnerability in dos (CVE-2017-2495)
CVE-2017-2500 Vulnerability in apple (CVE-2017-2500)
CVE-2017-2511 Vulnerability in apple (CVE-2017-2511)
CVE-2017-6637 Vulnerability in path-traversal (CVE-2017-6637)
CVE-2017-6649 Vulnerability in cisco (CVE-2017-6649)
CVE-2017-6650 Vulnerability in cisco (CVE-2017-6650)
CVE-2017-9131 Vulnerability in dos (CVE-2017-9131)
CVE-2017-9046 Vulnerability in pmail (CVE-2017-9046)
CVE-2017-9090 Vulnerability in allen-disk-project (CVE-2017-9090)
CVE-2017-9091 Vulnerability in allen-disk-project (CVE-2017-9091)
CVE-2017-6652 Path Traversal in path-traversal (CVE-2017-6652)
CVE-2017-9065 Vulnerability in wordpress (CVE-2017-9065)
CVE-2017-9043 Vulnerability in c (CVE-2017-9043)
CVE-2017-5215 Vulnerability in codextrous (CVE-2017-5215)
CVE-2017-8849 Vulnerability in smb4k-project (CVE-2017-8849)
CVE-2017-3825 Vulnerability in dos (CVE-2017-3825)
CVE-2017-3873 Vulnerability in express (CVE-2017-3873)
CVE-2014-9933 Vulnerability in google (CVE-2014-9933)
CVE-2017-7478 Vulnerability in dos (CVE-2017-7478)
CVE-2017-8933 Vulnerability in dos (CVE-2017-8933)
CVE-2017-8934 Vulnerability in dos (CVE-2017-8934)
CVE-2017-7213 Vulnerability in zohocorp (CVE-2017-7213)
CVE-2016-4838 Vulnerability in moneyforward (CVE-2016-4838)
CVE-2017-0613 Vulnerability in linux (CVE-2017-0613)
CVE-2017-0620 Vulnerability in linux (CVE-2017-0620)
CVE-2017-0280 Vulnerability in dos (CVE-2017-0280)

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