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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-2017-6792 Vulnerability in Cisco Prime Collaboration Provisioning Tool (CVE-2017-6792)
CVE-2017-6794 Vulnerability in Cisco Meeting Server (CVE-2017-6794)
CVE-2017-6795 Vulnerability in Cisco ASR 920 Series Aggregation Services Routers (CVE-2017-6795)
CVE-2017-14169 Vulnerability in Ffmpeg (CVE-2017-14169)
CVE-2015-0853 Vulnerability in svn-workbench (CVE-2015-0853)
CVE-2015-5186 Vulnerability in Audit (CVE-2015-5186)
CVE-2017-14098 Vulnerability in Asterisk (CVE-2017-14098)
CVE-2017-12874 Vulnerability in InfoCard module (CVE-2017-12874)
CVE-2017-14105 Vulnerability in Tomcat (CVE-2017-14105)
CVE-2017-12869 Vulnerability in SimpleSAMLphp (CVE-2017-12869)
CVE-2017-3898 Vulnerability in McAfee LiveSafe (CVE-2017-3898)
CVE-2017-0900 Vulnerability in RubyGems (CVE-2017-0900)
CVE-2017-0901 Path Traversal in RubyGems (CVE-2017-0901)
CVE-2017-14063 Vulnerability in Async Http Client (CVE-2017-14063)
CVE-2017-9945 Vulnerability in Siemens 7Km Pac Switched Ethernet Profinet Expansion Module Firmware (CVE-2017-9945)
CVE-2016-4462 Vulnerability in Apache Ofbiz (CVE-2016-4462)
CVE-2017-13767 Vulnerability in Wireshark (CVE-2017-13767)
CVE-2017-1428 Vulnerability in IBM Cognos Analytics (CVE-2017-1428)
CVE-2016-10503 Vulnerability in IBM Sametime Meeting Server (CVE-2016-10503)
CVE-2016-2977 Vulnerability in IBM Sametime Meeting Server (CVE-2016-2977)
CVE-2015-5209 Vulnerability in Apache Struts (CVE-2015-5209)
CVE-2017-12775 Vulnerability in Question2Answer (CVE-2017-12775)
CVE-2017-10952 Vulnerability in Foxitsoftware (CVE-2017-10952)
CVE-2017-13685 Vulnerability in SQLite (CVE-2017-13685)
CVE-2017-13735 Vulnerability in Libraw (CVE-2017-13735)
CVE-2017-2254 Vulnerability in Cybozu Garoon (CVE-2017-2254)
CVE-2015-0234 Vulnerability in Pki Core Project (CVE-2015-0234)
CVE-2015-1554 Vulnerability in kgb-bot (CVE-2015-1554)
CVE-2015-1443 Vulnerability in Fli4L (CVE-2015-1443)
CVE-2017-13709 Vulnerability in FlightGear (CVE-2017-13709)

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