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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-2017-14489 Vulnerability in c (CVE-2017-14489)
CVE-2017-1556 Vulnerability in ibm (CVE-2017-1556)
CVE-2017-14430 Vulnerability in dos (CVE-2017-14430)
CVE-2017-8754 Vulnerability in microsoft (CVE-2017-8754)
CVE-2017-8723 Vulnerability in microsoft (CVE-2017-8723)
CVE-2017-8682 Vulnerability in microsoft (CVE-2017-8682)
CVE-2017-8699 Vulnerability in microsoft (CVE-2017-8699)
CVE-2017-8704 Vulnerability in dos (CVE-2017-8704)
CVE-2017-8714 Vulnerability in microsoft (CVE-2017-8714)
CVE-2017-1519 Vulnerability in dos (CVE-2017-1519)
CVE-2017-14344 Vulnerability in jungo (CVE-2017-14344)
CVE-2017-14335 Vulnerability in hbgk (CVE-2017-14335)
CVE-2017-14230 Vulnerability in c (CVE-2017-14230)
CVE-2017-14231 Vulnerability in dos (CVE-2017-14231)
CVE-2016-5759 Vulnerability in novell (CVE-2016-5759)
CVE-2017-12217 Vulnerability in dos (CVE-2017-12217)
CVE-2017-12218 Vulnerability in cisco (CVE-2017-12218)
CVE-2017-12223 Vulnerability in cisco (CVE-2017-12223)
CVE-2017-6792 Vulnerability in cisco (CVE-2017-6792)
CVE-2017-6794 Vulnerability in cisco (CVE-2017-6794)
CVE-2017-6795 Vulnerability in cisco (CVE-2017-6795)
CVE-2017-14169 Vulnerability in c (CVE-2017-14169)
CVE-2015-0853 Vulnerability in pysvn-project (CVE-2015-0853)
CVE-2015-5186 Audit before 2.4.4 in Linux does not sanitize escape characters in filenames.
CVE-2017-14098 Vulnerability in digium (CVE-2017-14098)
CVE-2017-12874 Vulnerability in simplesamlphp (CVE-2017-12874)
CVE-2017-14105 Vulnerability in tomcat (CVE-2017-14105)
CVE-2017-12869 Vulnerability in simplesamlphp (CVE-2017-12869)
CVE-2017-3898 Vulnerability in mcafee (CVE-2017-3898)
CVE-2017-0900 Vulnerability in dos (CVE-2017-0900)

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