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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 2,280

ID Title
CVE-2017-6815 Vulnerability in wordpress (CVE-2017-6815)
CVE-2017-6466 Vulnerability in f-secure (CVE-2017-6466)
CVE-2017-5872 Vulnerability in dos (CVE-2017-5872)
CVE-2017-0499 Vulnerability in dos (CVE-2017-0499)
CVE-2017-0475 Vulnerability in google (CVE-2017-0475)
CVE-2017-0483 Vulnerability in dos (CVE-2017-0483)
CVE-2017-0484 Vulnerability in dos (CVE-2017-0484)
CVE-2017-0488 Vulnerability in dos (CVE-2017-0488)
CVE-2017-0458 Vulnerability in linux (CVE-2017-0458)
CVE-2017-0463 Vulnerability in linux (CVE-2017-0463)
CVE-2016-9693 Vulnerability in ibm (CVE-2016-9693)
CVE-2016-9726 Vulnerability in ibm (CVE-2016-9726)
CVE-2016-9727 Vulnerability in ibm (CVE-2016-9727)
CVE-2016-6239 Vulnerability in dos (CVE-2016-6239)
CVE-2016-6243 Vulnerability in c (CVE-2016-6243)
CVE-2016-6246 Vulnerability in dos (CVE-2016-6246)
CVE-2016-6247 Vulnerability in dos (CVE-2016-6247)
CVE-2016-6244 Vulnerability in c (CVE-2016-6244)
CVE-2017-6498 Vulnerability in dos (CVE-2017-6498)
CVE-2017-6504 Vulnerability in qbittorrent (CVE-2017-6504)
CVE-2017-6468 Vulnerability in c (CVE-2017-6468)
CVE-2017-6469 Vulnerability in c (CVE-2017-6469)
CVE-2017-6471 Vulnerability in c (CVE-2017-6471)
CVE-2017-6473 Vulnerability in c (CVE-2017-6473)
CVE-2016-7406 Vulnerability in dropbear-ssh-project (CVE-2016-7406)
CVE-2016-7407 Vulnerability in dropbear-ssh-project (CVE-2016-7407)
CVE-2016-10068 Vulnerability in dos (CVE-2016-10068)
CVE-2016-10069 Vulnerability in c (CVE-2016-10069)
CVE-2016-10228 Vulnerability in c (CVE-2016-10228)
CVE-2017-3826 Vulnerability in dos (CVE-2017-3826)

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