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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-2017-1357 Vulnerability in ibm (CVE-2017-1357)
CVE-2017-5695 Vulnerability in dos (CVE-2017-5695)
CVE-2017-8664 Vulnerability in microsoft (CVE-2017-8664)
CVE-2016-4456 Vulnerability in gnu (CVE-2016-4456)
CVE-2017-8623 Vulnerability in dos (CVE-2017-8623)
CVE-2017-9938 Out-of-Bounds Write in siemens (CVE-2017-9938)
CVE-2017-12670 Vulnerability in c (CVE-2017-12670)
CVE-2017-12676 Vulnerability in c (CVE-2017-12676)
CVE-2016-7976 Vulnerability in artifex (CVE-2016-7976)
CVE-2015-7691 Vulnerability in dos (CVE-2015-7691)
CVE-2015-7692 Vulnerability in dos (CVE-2015-7692)
CVE-2015-7702 Vulnerability in dos (CVE-2015-7702)
CVE-2015-7704 Vulnerability in dos (CVE-2015-7704)
CVE-2015-7705 Vulnerability in ntp (CVE-2015-7705)
CVE-2015-7852 Vulnerability in dos (CVE-2015-7852)
CVE-2015-7855 Vulnerability in dos (CVE-2015-7855)
CVE-2015-1555 Vulnerability in zend (CVE-2015-1555)
CVE-2017-9801 Vulnerability in apache (CVE-2017-9801)
CVE-2017-6759 Vulnerability in cisco (CVE-2017-6759)
CVE-2017-6763 Vulnerability in dos (CVE-2017-6763)
CVE-2017-6770 Vulnerability in cisco (CVE-2017-6770)
CVE-2017-11393 Vulnerability in trendmicro (CVE-2017-11393)
CVE-2017-11394 Vulnerability in trendmicro (CVE-2017-11394)
CVE-2017-8390 Vulnerability in paloaltonetworks (CVE-2017-8390)
CVE-2017-12143 Vulnerability in c (CVE-2017-12143)
CVE-2017-12145 Vulnerability in c (CVE-2017-12145)
CVE-2017-8571 Vulnerability in microsoft (CVE-2017-8571)
CVE-2016-9717 Vulnerability in ibm (CVE-2016-9717)
CVE-2016-9719 Vulnerability in ibm (CVE-2016-9719)
CVE-2017-1460 Vulnerability in ibm (CVE-2017-1460)

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