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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-2017-10605 Vulnerability in dos (CVE-2017-10605)
CVE-2017-1000039 Vulnerability in framasoft (CVE-2017-1000039)
CVE-2017-1000048 Vulnerability in dos (CVE-2017-1000048)
CVE-2017-1000014 phpMyAdmin 4.0, 4.4, and 4.6 are vulnerable to a DOS weakness in the table editing functionality
CVE-2017-1000016 Vulnerability in phpmyadmin (CVE-2017-1000016)
CVE-2017-1000018 Vulnerability in dos (CVE-2017-1000018)
CVE-2017-1000001 Vulnerability in fedoraproject (CVE-2017-1000001)
CVE-2017-9788 Vulnerability in apache (CVE-2017-9788)
CVE-2017-7672 Vulnerability in apache (CVE-2017-7672)
CVE-2017-1285 Vulnerability in ibm (CVE-2017-1285)
CVE-2017-8599 Vulnerability in microsoft (CVE-2017-8599)
CVE-2017-8602 Vulnerability in microsoft (CVE-2017-8602)
CVE-2017-8611 Vulnerability in microsoft (CVE-2017-8611)
CVE-2017-8566 Vulnerability in microsoft (CVE-2017-8566)
CVE-2017-8585 Vulnerability in csharp (CVE-2017-8585)
CVE-2017-7730 Vulnerability in dos (CVE-2017-7730)
CVE-2017-6727 Vulnerability in dos (CVE-2017-6727)
CVE-2017-6735 Vulnerability in cisco (CVE-2017-6735)
CVE-2016-10397 Vulnerability in c (CVE-2016-10397)
CVE-2017-11112 Vulnerability in c (CVE-2017-11112)
CVE-2017-11104 Vulnerability in knot-dns (CVE-2017-11104)
CVE-2017-11098 Vulnerability in c (CVE-2017-11098)
CVE-2017-11099 Vulnerability in c (CVE-2017-11099)
CVE-2017-11102 Vulnerability in c (CVE-2017-11102)
CVE-2017-7950 Vulnerability in dos (CVE-2017-7950)
CVE-2017-0689 Vulnerability in dos (CVE-2017-0689)
CVE-2017-0694 Vulnerability in dos (CVE-2017-0694)
CVE-2017-0696 Vulnerability in dos (CVE-2017-0696)
CVE-2017-0665 Vulnerability in google (CVE-2017-0665)
CVE-2017-0667 Vulnerability in google (CVE-2017-0667)

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