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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-2017-2100 Vulnerability in ipa (CVE-2017-2100)
CVE-2017-8288 Vulnerability in gnome (CVE-2017-8288)
CVE-2017-3162 Vulnerability in apache (CVE-2017-3162)
CVE-2017-8219 Vulnerability in tp-link (CVE-2017-8219)
CVE-2017-5041 Vulnerability in google (CVE-2017-5041)
CVE-2017-2313 Vulnerability in dos (CVE-2017-2313)
CVE-2017-2340 Vulnerability in juniper (CVE-2017-2340)
CVE-2016-2173 Vulnerability in fedoraproject (CVE-2016-2173)
CVE-2016-3109 Vulnerability in shopware (CVE-2016-3109)
CVE-2016-4841 Cybozu Mailwise before 5.4.0 allows remote attackers to inject arbitrary email headers.
CVE-2017-7220 Vulnerability in opentext (CVE-2017-7220)
CVE-2017-6610 Vulnerability in cisco (CVE-2017-6610)
CVE-2017-6613 Vulnerability in dos (CVE-2017-6613)
CVE-2017-6616 Vulnerability in cisco (CVE-2017-6616)
CVE-2017-6619 Vulnerability in cisco (CVE-2017-6619)
CVE-2016-7536 Vulnerability in c (CVE-2016-7536)
CVE-2016-4862 Vulnerability in cs-cart (CVE-2016-4862)
CVE-2017-7692 Vulnerability in c (CVE-2017-7692)
CVE-2017-7283 Vulnerability in unitrends (CVE-2017-7283)
CVE-2017-7979 Vulnerability in c (CVE-2017-7979)
CVE-2014-9907 Vulnerability in c (CVE-2014-9907)
CVE-2017-7645 Vulnerability in c (CVE-2017-7645)
CVE-2017-1161 Vulnerability in ibm (CVE-2017-1161)
CVE-2017-7892 Vulnerability in capnproto (CVE-2017-7892)
CVE-2017-5659 Vulnerability in apache (CVE-2017-5659)
CVE-2016-4868 Vulnerability in cybozu (CVE-2016-4868)
CVE-2017-6554 Vulnerability in quest (CVE-2017-6554)
CVE-2015-6567 Vulnerability in wolfcms (CVE-2015-6567)
CVE-2015-6568 Vulnerability in wolfcms (CVE-2015-6568)
CVE-2017-7217 Vulnerability in paloaltonetworks (CVE-2017-7217)

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