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Cwe 20

🧬 CWE Related 2,857
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 798692 Cwe 894154 Cwe 8624040 Cwe 2844030 Cwe 4163898 Cwe 1193185 Cwe 2003145 Cwe 1253116 Cwe 222773 Cwe 7872520 Cwe 782028 Cwe 941871 Cwe 8631869 Cwe 1221801 Cwe 741796

🛡 Vulnerabilities tagged with this 2,857

Image ID Title
CVE-2017-6188 Vulnerability in Munin Monitoring (CVE-2017-6188)
CVE-2017-5586 Vulnerability in Apache (CVE-2017-5586)
CVE-2017-3827 Vulnerability in Cisco Web Security Appliance (CVE-2017-3827)
CVE-2017-3830 Vulnerability in Cisco Meeting Server (CVE-2017-3830)
CVE-2017-3837 Vulnerability in Cisco Meeting Server (CVE-2017-3837)
CVE-2017-3843 Vulnerability in Cisco Prime Collaboration Assurance (CVE-2017-3843)
CVE-2017-3844 Vulnerability in Cisco Prime Collaboration Assurance (CVE-2017-3844)
CVE-2017-6078 Vulnerability in Faststone (CVE-2017-6078)
CVE-2017-2368 Vulnerability in Apple Iphone Os (CVE-2017-2368)
CVE-2017-2371 Vulnerability in Apple Iphone Os (CVE-2017-2371)
CVE-2016-7657 Vulnerability in Apple Watchos (CVE-2016-7657)
CVE-2016-7665 Vulnerability in Apple Iphone Os (CVE-2016-7665)
CVE-2016-7667 Vulnerability in Apple Iphone Os (CVE-2016-7667)
CVE-2016-7742 Vulnerability in Apple Mac Os X (CVE-2016-7742)
CVE-2017-2351 Vulnerability in Apple Iphone Os (CVE-2017-2351)
CVE-2016-7636 Vulnerability in Apple Watchos (CVE-2016-7636)
CVE-2016-4690 Vulnerability in Apple Iphone Os (CVE-2016-4690)
CVE-2016-7580 Vulnerability in Apple Mac Os X (CVE-2016-7580)
CVE-2016-7581 Vulnerability in Apple Iphone Os (CVE-2016-7581)
CVE-2016-4661 Vulnerability in Apple Mac Os X (CVE-2016-4661)
CVE-2016-4669 Vulnerability in Apple Watchos (CVE-2016-4669)
CVE-2016-9955 Vulnerability in Simplesamlphp (CVE-2016-9955)
CVE-2016-8652 Vulnerability in Dovecot (CVE-2016-8652)
CVE-2017-0312 Vulnerability in Microsoft Windows (CVE-2017-0312)
CVE-2017-0318 Vulnerability in Microsoft Windows (CVE-2017-0318)
CVE-2016-8944 Vulnerability in Ibm Aix (CVE-2016-8944)
CVE-2016-5782 Vulnerability in Locusenergy (CVE-2016-5782)
CVE-2016-8344 Vulnerability in Honeywell (CVE-2016-8344)
CVE-2016-4546 Vulnerability in Samsung Mobile (CVE-2016-4546)
CVE-2016-4547 Vulnerability in Samsung Mobile (CVE-2016-4547)

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