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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-2017-14617 Vulnerability in freedesktop (CVE-2017-14617)
CVE-2016-8738 Vulnerability in apache (CVE-2016-8738)
CVE-2017-12611 Vulnerability in apache (CVE-2017-12611)
CVE-2017-9793 Vulnerability in apache (CVE-2017-9793)
CVE-2017-9804 Vulnerability in apache (CVE-2017-9804)
CVE-2015-5179 FreeIPA might display user data improperly via vectors involving non-printable characters.
CVE-2015-5248 Reflected file download vulnerability in Red Hat Feedhenry Enterprise Mobile Application Platform.
CVE-2017-7924 Vulnerability in dos (CVE-2017-7924)
CVE-2017-14604 Vulnerability in c (CVE-2017-14604)
CVE-2017-6315 Vulnerability in sophos (CVE-2017-6315)
CVE-2014-5362 Vulnerability in landesk (CVE-2014-5362)
CVE-2015-3419 Vulnerability in vbulletin (CVE-2015-3419)
CVE-2017-10700 Vulnerability in qnap (CVE-2017-10700)
CVE-2017-9333 Vulnerability in openwebif-project (CVE-2017-9333)
CVE-2017-14518 Vulnerability in freedesktop (CVE-2017-14518)
CVE-2017-14520 Vulnerability in freedesktop (CVE-2017-14520)
CVE-2017-14509 Vulnerability in sugarcrm (CVE-2017-14509)
CVE-2017-14511 Vulnerability in sap (CVE-2017-14511)
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)

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