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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-2016-10397 Vulnerability in c (CVE-2016-10397)
CVE-2017-11112 Vulnerability in c (CVE-2017-11112)
CVE-2017-11104 Vulnerability in knot-dns (CVE-2017-11104)
CVE-2017-11098 Vulnerability in c (CVE-2017-11098)
CVE-2017-11099 Vulnerability in c (CVE-2017-11099)
CVE-2017-11102 Vulnerability in c (CVE-2017-11102)
CVE-2017-7950 Vulnerability in dos (CVE-2017-7950)
CVE-2017-0689 Vulnerability in dos (CVE-2017-0689)
CVE-2017-0694 Vulnerability in dos (CVE-2017-0694)
CVE-2017-0696 Vulnerability in dos (CVE-2017-0696)
CVE-2017-0665 Vulnerability in google (CVE-2017-0665)
CVE-2017-0667 Vulnerability in google (CVE-2017-0667)
CVE-2017-0672 Vulnerability in dos (CVE-2017-0672)
CVE-2017-0674 Vulnerability in google (CVE-2017-0674)
CVE-2017-0675 Vulnerability in google (CVE-2017-0675)
CVE-2017-0676 Vulnerability in google (CVE-2017-0676)
CVE-2017-9524 Vulnerability in dos (CVE-2017-9524)
CVE-2017-1236 Vulnerability in dos (CVE-2017-1236)
CVE-2017-10918 Vulnerability in xen (CVE-2017-10918)
CVE-2017-10923 Vulnerability in dos (CVE-2017-10923)
CVE-2017-6718 Vulnerability in cisco (CVE-2017-6718)
CVE-2017-6719 Vulnerability in cisco (CVE-2017-6719)
CVE-2017-6721 Vulnerability in dos (CVE-2017-6721)
CVE-2017-5944 Vulnerability in bestpractical (CVE-2017-5944)
CVE-2017-2298 Vulnerability in puppet (CVE-2017-2298)
CVE-2017-10674 Vulnerability in dos (CVE-2017-10674)
CVE-2017-10688 Vulnerability in c (CVE-2017-10688)
CVE-2017-4997 Vulnerability in dell (CVE-2017-4997)
CVE-2014-8149 Vulnerability in opendaylight (CVE-2014-8149)
CVE-2015-2245 Huawei Ascend P7 allows remote attackers to cause a denial of service (phone process crash).

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