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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 2,857

Image ID Title
CVE-2014-9808 Vulnerability in Imagemagick (CVE-2014-9808)
CVE-2014-9809 Vulnerability in Imagemagick (CVE-2014-9809)
CVE-2014-9810 Vulnerability in Imagemagick (CVE-2014-9810)
CVE-2014-9811 Vulnerability in Imagemagick (CVE-2014-9811)
CVE-2014-9813 Vulnerability in Imagemagick (CVE-2014-9813)
CVE-2014-9815 Vulnerability in Imagemagick (CVE-2014-9815)
CVE-2017-5226 Vulnerability in Projectatomic (CVE-2017-5226)
CVE-2017-7301 Vulnerability in Gnu Binutils (CVE-2017-7301)
CVE-2009-5147 Vulnerability in Ruby Lang (CVE-2009-5147)
CVE-2015-4556 Vulnerability in CHICKEN (CVE-2015-4556)
CVE-2017-6463 Vulnerability in NTP (CVE-2017-6463)
CVE-2017-6464 Vulnerability in NTP (CVE-2017-6464)
CVE-2017-7183 Vulnerability in ExtraPuTTY (CVE-2017-7183)
CVE-2017-5932 Vulnerability in Bash (CVE-2017-5932)
CVE-2017-7262 Vulnerability in Amd (CVE-2017-7262)
CVE-2017-7261 Vulnerability in Linux Kernel (CVE-2017-7261)
CVE-2016-6206 Vulnerability in Huawei (CVE-2016-6206)
CVE-2015-8678 Vulnerability in Huawei (CVE-2015-8678)
CVE-2016-9390 Vulnerability in JasPer (CVE-2016-9390)
CVE-2016-9394 Vulnerability in JasPer (CVE-2016-9394)
CVE-2016-9395 Vulnerability in JasPer (CVE-2016-9395)
CVE-2016-5755 Vulnerability in NetIQ Access Manager (CVE-2016-5755)
CVE-2016-9168 Vulnerability in Novell (CVE-2016-9168)
CVE-2017-7235 Vulnerability in cloudflare-scrape (CVE-2017-7235)
CVE-2017-3852 Vulnerability in Cisco IOx application environment (CVE-2017-3852)
CVE-2017-3858 Vulnerability in Cisco IOS XE Software (CVE-2017-3858)
CVE-2017-3849 Vulnerability in Cisco iOS (CVE-2017-3849)
CVE-2017-3850 Vulnerability in Cisco iOS (CVE-2017-3850)
CVE-2016-4927 Vulnerability in Junos Space (CVE-2016-4927)
CVE-2016-6816 Vulnerability in Apache Tomcat (CVE-2016-6816)

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