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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 1,691

ID Title
CVE-2017-0422 Vulnerability in dos (CVE-2017-0422)
CVE-2016-2781 Vulnerability in gnu (CVE-2016-2781)
CVE-2016-6131 Vulnerability in dos (CVE-2016-6131)
CVE-2016-7164 Vulnerability in cpp (CVE-2016-7164)
CVE-2016-5102 Vulnerability in c (CVE-2016-5102)
CVE-2010-5328 Vulnerability in dos (CVE-2010-5328)
CVE-2017-5880 Vulnerability in dos (CVE-2017-5880)
CVE-2016-6500 Vulnerability in forgerock (CVE-2016-6500)
CVE-2017-3809 Vulnerability in cisco (CVE-2017-3809)
CVE-2017-3814 Vulnerability in cisco (CVE-2017-3814)
CVE-2017-3818 Vulnerability in cisco (CVE-2017-3818)
CVE-2017-3822 Vulnerability in cisco (CVE-2017-3822)
CVE-2016-6234 Vulnerability in dos (CVE-2016-6234)
CVE-2016-6084 Vulnerability in ibm (CVE-2016-6084)
CVE-2016-10079 Vulnerability in dos (CVE-2016-10079)
CVE-2017-3790 Vulnerability in dos (CVE-2017-3790)
CVE-2017-3792 Vulnerability in c (CVE-2017-3792)
CVE-2016-4038 Vulnerability in c (CVE-2016-4038)
CVE-2016-9420 Vulnerability in mybb (CVE-2016-9420)
CVE-2016-9249 Vulnerability in dos (CVE-2016-9249)
CVE-2016-6266 Vulnerability in trendmicro (CVE-2016-6266)
CVE-2016-6267 Vulnerability in trendmicro (CVE-2016-6267)
CVE-2016-2516 Vulnerability in dos (CVE-2016-2516)
CVE-2016-2517 Vulnerability in dos (CVE-2016-2517)
CVE-2016-9939 Vulnerability in cryptopp (CVE-2016-9939)
CVE-2015-8138 Vulnerability in ntp (CVE-2015-8138)
CVE-2016-10176 Vulnerability in netgear (CVE-2016-10176)
CVE-2017-3316 Vulnerability in oracle (CVE-2017-3316)
CVE-2017-3321 Vulnerability in dos (CVE-2017-3321)
CVE-2017-3323 Vulnerability in dos (CVE-2017-3323)

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