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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-2025-34115 Vulnerability in OP5 Monitor (CVE-2025-34115)
CVE-2025-5992 When passing values outside of the expected range to QColorTransferGenericFunction it can cause a denial of service…
CVE-2025-53471 Emerson ValveLink products receive input or data, but it do not validate or incorrectly ...
CVE-2025-44526 Vulnerability in Realtek RTL8762EKF-EVB RTL8762E SDK (CVE-2025-44526)
CVE-2025-5455 Vulnerability in QtCore (CVE-2025-5455)
CVE-2025-46836 net-tools is a collection of programs that form the base set of the NET-3 networking distribution for the Linux…
CVE-2025-29821 Vulnerability in Dynamics Business Central (CVE-2025-29821)
CVE-2025-29923 Vulnerability in github.com/redis/go-redis/v9 (CVE-2025-29923)
CVE-2025-0178 Vulnerability in Watchguard Fireware OS (CVE-2025-0178)
CVE-2024-21413 KEV [KEV] Vulnerability in Microsoft Office Outlook (CVE-2024-21413)
CVE-2025-1022 Versions of the package spatie/browsershot before 5.0.5 are vulnerable to Improper Input Validation in the setHtml…
CVE-2025-0938 The Python standard library functions `urllib.parse.urlsplit` and `urlparse` accepted domain names that included square…
CVE-2024-21549 Versions of the package spatie/browsershot before 5.0.3 are vulnerable to Improper Input Validation due to improper URL…
CVE-2024-52051 Vulnerability in SIMATIC S7-PLCSIM (CVE-2024-52051)
CVE-2024-52337 A log spoofing flaw was found in the Tuned package due to improper sanitization of some API...
CVE-2024-12401 Vulnerability in github.com/cert-manager/cert-manager (CVE-2024-12401)
CVE-2024-11079 Vulnerability in ansible-core (CVE-2024-11079)
CVE-2024-20495 Vulnerability in Cisco Adaptive Security Appliance (ASA) Software (CVE-2024-20495)
CVE-2024-9407 Vulnerability in Dockerfile RUN --mount instruction (CVE-2024-9407)
CVE-2024-43455 Vulnerability in Windows Remote Desktop Licensing Service (CVE-2024-43455)
CVE-2024-38245 Vulnerability in Kernel Streaming Service Driver (CVE-2024-38245)
CVE-2024-38241 Vulnerability in Kernel Streaming Service Driver (CVE-2024-38241)
CVE-2024-38244 Vulnerability in Kernel Streaming Service Driver (CVE-2024-38244)
CVE-2024-38243 Vulnerability in Kernel Streaming Service Driver (CVE-2024-38243)
CVE-2024-38234 Vulnerability in Windows Networking (CVE-2024-38234)
CVE-2024-38230 Vulnerability in Windows Standards-Based Storage Management Service (CVE-2024-38230)
CVE-2024-38216 Vulnerability in Azure Stack Hub (CVE-2024-38216)
CVE-2024-38194 Vulnerability in Microsoft Azure Web Apps (CVE-2024-38194)
CVE-2024-38046 Vulnerability in PowerShell (CVE-2024-38046)
CVE-2024-37965 Vulnerability in Microsoft SQL Server (CVE-2024-37965)

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