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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-2022-37969 KEV [KEV] Out-of-Bounds Write in Microsoft Windows (CVE-2022-37969)
CVE-2022-32917 KEV [KEV] Vulnerability in Apple iOS, iPadOS, and macOS (CVE-2022-32917)
CVE-2022-3169 Vulnerability in Linux kernel (CVE-2022-3169)
CVE-2022-3075 KEV [KEV] Vulnerability in Google Chromium Mojo (CVE-2022-3075)
CVE-2022-1271 Vulnerability in Gnu Gzip (CVE-2022-1271)
CVE-2022-35252 Vulnerability in Apple macOS (CVE-2022-35252)
CVE-2021-31010 KEV [KEV] Vulnerability in Apple iOS, macOS, watchOS (CVE-2021-31010)
CVE-2022-32894 KEV [KEV] Vulnerability in Apple iOS and macOS (CVE-2022-32894)
CVE-2022-32893 KEV [KEV] Vulnerability in Apple iOS and macOS (CVE-2022-32893)
CVE-2022-2856 KEV [KEV] Vulnerability in Google Chromium Intents (CVE-2022-2856)
CVE-2022-31321 Vulnerability in Boltcms (CVE-2022-31321)
CVE-2022-29499 KEV [KEV] Vulnerability in Mitel MiVoice Connect (CVE-2022-29499)
CVE-2022-30168 Vulnerability in Microsoft Photos (CVE-2022-30168)
CVE-2019-7193 KEV [KEV] Vulnerability in QNAP QTS (CVE-2019-7193)
CVE-2012-0151 KEV [KEV] Vulnerability in Microsoft Windows (CVE-2012-0151)
CVE-2016-0034 KEV [KEV] Vulnerability in Microsoft Silverlight (CVE-2016-0034)
CVE-2013-3896 KEV [KEV] Vulnerability in Microsoft Silverlight (CVE-2013-3896)
CVE-2021-36323 Vulnerability in Dell BIOS (CVE-2021-36323)
CVE-2021-36325 Vulnerability in Dell BIOS (CVE-2021-36325)
CVE-2021-36324 Vulnerability in Dell BIOS (CVE-2021-36324)
CVE-2020-8700 Vulnerability in Intel Bios (CVE-2020-8700)
CVE-2020-3478 Vulnerability in Cisco Enterprise NFV Infrastructure Software (CVE-2020-3478)
CVE-2019-1971 OS Command Injection in Cisco Enterprise NFV Infrastructure Software (CVE-2019-1971)
CVE-2019-1961 Vulnerability in Cisco Enterprise NFV Infrastructure Software (CVE-2019-1961)
CVE-2019-1952 Path Traversal in Cisco Enterprise NFV Infrastructure Software (CVE-2019-1952)
CVE-2018-19949 KEV [KEV] Vulnerability in QNAP Network Attached Storage (NAS) (CVE-2018-19949)
CVE-2019-11708 KEV [KEV] Vulnerability in Mozilla Firefox and Thunderbird (CVE-2019-11708)
CVE-2022-20745 Vulnerability in Cisco Secure Firewall Threat Defense (CVE-2022-20745)
CVE-2022-20715 Vulnerability in Cisco Adaptive Security Appliance (ASA) Software (CVE-2022-20715)
CVE-2021-41945 Vulnerability in Encode (CVE-2021-41945)

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