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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-2017-9497 Vulnerability in cisco (CVE-2017-9497)
CVE-2017-6254 Vulnerability in dos (CVE-2017-6254)
CVE-2017-6255 Vulnerability in dos (CVE-2017-6255)
CVE-2017-6256 Vulnerability in dos (CVE-2017-6256)
CVE-2017-11183 Vulnerability in glpi-project (CVE-2017-11183)
CVE-2016-2161 Vulnerability in apache (CVE-2016-2161)
CVE-2017-11665 Vulnerability in c (CVE-2017-11665)
CVE-2017-11673 Vulnerability in dos (CVE-2017-11673)
CVE-2017-11613 Vulnerability in dos (CVE-2017-11613)
CVE-2017-11638 Vulnerability in c (CVE-2017-11638)
CVE-2017-6746 Vulnerability in cisco (CVE-2017-6746)
CVE-2017-6751 Vulnerability in cisco (CVE-2017-6751)
CVE-2015-3278 Vulnerability in nss-compat-ossl-project (CVE-2015-3278)
CVE-2015-4035 Vulnerability in tukaani (CVE-2015-4035)
CVE-2017-9457 Vulnerability in compulab (CVE-2017-9457)
CVE-2017-11499 Vulnerability in dos (CVE-2017-11499)
CVE-2015-7703 Vulnerability in ntp (CVE-2015-7703)
CVE-2017-11555 Vulnerability in cpp (CVE-2017-11555)
CVE-2017-11553 Vulnerability in c (CVE-2017-11553)
CVE-2017-1267 Vulnerability in ibm (CVE-2017-1267)
CVE-2017-1373 Reports executed in the IBM TRIRIGA Application Platform 3.3, 3.4, and 3.5 contains a vulnerability that could allow an authenticated user to execute a report they do not have access to. IBM X-Force I...
CVE-2015-3639 Vulnerability in phpmybackuppro (CVE-2015-3639)
CVE-2015-5194 Vulnerability in dos (CVE-2015-5194)
CVE-2015-5195 Vulnerability in dos (CVE-2015-5195)
CVE-2017-11495 Vulnerability in phicomm (CVE-2017-11495)
CVE-2017-7060 Vulnerability in dos (CVE-2017-7060)
CVE-2017-7064 Vulnerability in apple (CVE-2017-7064)
CVE-2017-7045 Vulnerability in apple (CVE-2017-7045)
CVE-2017-2517 Vulnerability in apple (CVE-2017-2517)
CVE-2017-7011 Vulnerability in apple (CVE-2017-7011)

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