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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 2,859

Image ID Title
CVE-2020-1195 Vulnerability in Microsoft Edge (CVE-2020-1195)
CVE-2020-1173 Vulnerability in Microsoft Power Bi Report Server (CVE-2020-1173)
CVE-2020-1084 Vulnerability in Microsoft Windows 10 (CVE-2020-1084)
CVE-2020-1081 Vulnerability in Microsoft Windows 10 (CVE-2020-1081)
CVE-2020-3191 Vulnerability in Cisco Secure Firewall Threat Defense (CVE-2020-3191)
CVE-2020-10648 Vulnerability in Das U-Boot (CVE-2020-10648)
CVE-2020-5403 Vulnerability in Reactor Netty HttpServer (CVE-2020-5403)
CVE-2020-3166 Vulnerability in Cisco FXOS Software (CVE-2020-3166)
CVE-2019-14566 Vulnerability in Intel Windows (CVE-2019-14566)
CVE-2019-11137 Vulnerability in Intel Xeon Platinum 8253 Firmware (CVE-2019-11137)
CVE-2019-1978 Vulnerability in Cisco Firepower Threat Defense Software (CVE-2019-1978)
CVE-2019-1981 Vulnerability in Cisco Firepower Threat Defense Software (CVE-2019-1981)
CVE-2019-12290 Vulnerability in GNU libidn2 (CVE-2019-12290)
CVE-2019-12699 Vulnerability in Cisco FXOS Software (CVE-2019-12699)
CVE-2019-12694 Vulnerability in Cisco Firepower Threat Defense (FTD) Software (CVE-2019-12694)
CVE-2019-12676 Vulnerability in Cisco Adaptive Security Appliance (CVE-2019-12676)
CVE-2019-12673 Buffer Overflow in Cisco Adaptive Security (ASA) Software (CVE-2019-12673)
CVE-2019-16056 Vulnerability in Oracle Solaris (CVE-2019-16056)
CVE-2019-1960 Vulnerability in Cisco Enterprise NFV Infrastructure Software (CVE-2019-1960)
CVE-2019-1959 Vulnerability in Cisco Enterprise NFV Infrastructure Software (CVE-2019-1959)
CVE-2019-1068 KEV [KEV] Vulnerability in Microsoft SQL Server (CVE-2019-1068)
CVE-2019-1010295 Vulnerability in Linaro/OP-TEE OP-TEE (CVE-2019-1010295)
CVE-2018-20852 Vulnerability in Python (CVE-2018-20852)
CVE-2019-1697 Vulnerability in Cisco Adaptive Security Appliance Software (CVE-2019-1697)
CVE-2019-1694 Vulnerability in Cisco Adaptive Security Appliance (ASA) Software (CVE-2019-1694)
CVE-2019-1687 Vulnerability in Cisco Adaptive Security Appliance Software (CVE-2019-1687)
CVE-2019-11687 Vulnerability in DICOM Part (CVE-2019-11687)
CVE-2018-16561 Vulnerability in Siemens SIMATIC S7-300 CPUs (CVE-2018-16561)
CVE-2018-12215 Vulnerability in Intel Graphics Driver (CVE-2018-12215)
CVE-2018-12216 Vulnerability in Intel Graphics Driver (CVE-2018-12216)

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