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Cwe 119

🧬 CWE Related 90
slug: cwe-119

Explanation

CWE-119は「C/C++など低レベル言語で、配列の確保された範囲外にデータを読み書きしてしまう欠陥」のことです。 バッファオーバーフローやヒープオーバーフローと呼ばれる古典的な脆弱性で、攻撃者はこれを使って任意のコード実行を狙います。 ブラウザ・OS・ファームウェアなど低レベルなシステムで頻発します。
📌 Example
Heartbleed (CVE-2014-0160): OpenSSL の境界外読み取り脆弱性で、サーバーのメモリから秘密鍵やパスワードが盗み見えるようになった。世界中のWebサイトの約1/3が影響を受けた。
🔗 Related links

🔖 Related tags

Cwe 20125 Cwe 78120 Cwe 787105 Cwe 41699 Cwe 2296 Cwe 9484 Cwe 50270 Cwe 7966 Cwe 8954 Cwe 91844 Cwe 28443 Cwe 28741 Cwe 7740 Cwe 30638 Cwe 84337

🛡 Vulnerabilities tagged with this 2,710

ID Title
CVE-2026-19961 Buffer Overflow in CVE-2026-19961 (CVE-2026-19961)
CVE-2026-19959 Buffer Overflow in CVE-2026-19959 (CVE-2026-19959)
CVE-2026-19955 Buffer Overflow in c (CVE-2026-19955)
CVE-2026-19933 Buffer Overflow in c (CVE-2026-19933)
CVE-2026-19847 Buffer Overflow in CVE-2026-19847 (CVE-2026-19847)
CVE-2026-19846 Buffer Overflow in CVE-2026-19846 (CVE-2026-19846)
CVE-2026-19845 Buffer Overflow in CVE-2026-19845 (CVE-2026-19845)
CVE-2026-19844 Buffer Overflow in CVE-2026-19844 (CVE-2026-19844)
CVE-2026-19824 A weakness has been identified in Tenda W20E 15.11.0.6(1068_1546_841)_CN_TDC. The affected...
CVE-2026-19823 A security flaw has been discovered in Tenda W20E 15.11.0.6(1068_1546_841)_CN_TDC. Impacted is...
CVE-2026-19821 Buffer Overflow in CVE-2026-19821 (CVE-2026-19821)
CVE-2026-19822 Buffer Overflow in CVE-2026-19822 (CVE-2026-19822)
CVE-2026-19814 Buffer Overflow in CVE-2026-19814 (CVE-2026-19814)
CVE-2026-19815 Buffer Overflow in CVE-2026-19815 (CVE-2026-19815)
CVE-2026-19813 A security vulnerability has been detected in TOTOLINK A800R 4.1.2cu.5137_B20200730. This impacts...
CVE-2026-19812 A weakness has been identified in TOTOLINK A800R 4.1.2cu.5137_B20200730. This affects the...
CVE-2026-19811 A security flaw has been discovered in TOTOLINK A800R 4.1.2cu.5137_B20200730. The impacted...
CVE-2026-19792 Buffer Overflow in CVE-2026-19792 (CVE-2026-19792)
CVE-2026-19791 Buffer Overflow in CVE-2026-19791 (CVE-2026-19791)
CVE-2026-19789 Buffer Overflow in CVE-2026-19789 (CVE-2026-19789)
CVE-2026-19790 Buffer Overflow in CVE-2026-19790 (CVE-2026-19790)
CVE-2026-19788 Buffer Overflow in CVE-2026-19788 (CVE-2026-19788)
CVE-2025-15685 Buffer Overflow in CVE-2025-15685 (CVE-2025-15685)
CVE-2024-14044 Buffer Overflow in c (CVE-2024-14044)
CVE-2024-14043 Buffer Overflow in c (CVE-2024-14043)
CVE-2024-14042 Buffer Overflow in c (CVE-2024-14042)
CVE-2026-22887 Buffer Overflow in dos (CVE-2026-22887)
CVE-2026-20795 Buffer Overflow in dos (CVE-2026-20795)
CVE-2026-20731 Buffer Overflow in dos (CVE-2026-20731)
CVE-2026-19341 Buffer Overflow in CVE-2026-19341 (CVE-2026-19341)

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