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You can search for vulnerabilities managed by JVN (Japan Vulnerability Note) and NVD (National Vulnerability Database).
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To search by CWE, please refer to the CWE Overview and check the CWE number.

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JVN Vulnerability Information

Update Date":June 4, 2026, 4 p.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Impact
Show		 Exploit
PoC
Search
249581 5 警告 シスコシステムズ - Cisco Intrusion Prevention System のセンサにおけるサービス運用妨害 (DoS) の脆弱性 CWE-287
不適切な認証 		CVE-2011-4022 2012-05-8 11:53 2012-05-3 Show GitHub Exploit DB Packet Storm
249582 5.4 警告 シスコシステムズ - Cisco IOS および Cisco Unified Communications Manager におけるサービス運用妨害 (メモリ消費) の脆弱性 CWE-399
リソース管理の問題 		CVE-2011-4019 2012-05-8 11:50 2012-05-3 Show GitHub Exploit DB Packet Storm
249583 5.4 警告 シスコシステムズ - Cisco IOS の PPP の実装におけるサービス運用妨害 (デバイスクラッシュ) の脆弱性 CWE-16
環境設定 		CVE-2011-4016 2012-05-8 11:41 2012-05-2 Show GitHub Exploit DB Packet Storm
249584 5 警告 シスコシステムズ - Cisco IOS におけるサービス運用妨害 (インターフェイスキューウェッジ) の脆弱性 CWE-20
不適切な入力確認 		CVE-2011-4015 2012-05-8 11:40 2012-05-2 Show GitHub Exploit DB Packet Storm
249585 4 警告 シスコシステムズ - Cisco WCS の TAC Case Attachment ツールにおける任意のファイルを読まれる脆弱性 CWE-200
情報漏えい 		CVE-2011-4014 2012-05-8 11:39 2012-05-2 Show GitHub Exploit DB Packet Storm
249586 9.3 危険 シスコシステムズ - Cisco IOS におけるフラグメンテーション (断片化) のエントリー生成処理に関する詳細不明な脆弱性 CWE-Other
その他 		CVE-2011-4012 2012-05-8 11:38 2012-05-2 Show GitHub Exploit DB Packet Storm
249587 5.4 警告 シスコシステムズ - Cisco IOS および IOS XE におけるサービス運用妨害 (デバイスクラッシュ) の脆弱性 CWE-20
不適切な入力確認 		CVE-2011-4007 2012-05-8 11:38 2012-05-2 Show GitHub Exploit DB Packet Storm
249588 7.8 危険 シスコシステムズ - Cisco ASA 5500 シリーズデバイスの ESMTP 検査機能におけるサービス運用妨害 (CPU 資源の消費) の脆弱性 CWE-20
不適切な入力確認 		CVE-2011-4006 2012-05-8 11:36 2012-05-2 Show GitHub Exploit DB Packet Storm
249589 4.3 警告 シスコシステムズ - Cisco Secure Access Control Server におけるクロスサイトスクリプティングの脆弱性 CWE-79
クロスサイト・スクリプティング（XSS） 		CVE-2011-3317 2012-05-8 11:35 2012-05-2 Show GitHub Exploit DB Packet Storm
249590 4.3 警告 シスコシステムズ - Cisco Adaptive Security Appliances 5500 series デバイスにおける重要な情報を取得される脆弱性 CWE-200
情報漏えい 		CVE-2011-3309 2012-05-8 11:34 2012-05-2 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:June 4, 2026, 4:17 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
196221 5.5 MEDIUM
Local 		huawei harmonyos A component of the HarmonyOS has a Kernel Memory Leakage Vulnerability. Local attackers may exploit this vulnerability to cause Kernel Denial of Service. CWE-401
 Missing Release of Memory after Effective Lifetime 		CVE-2021-22424 2024-11-21 14:50 2021-08-4 Show GitHub Exploit DB Packet Storm
196222 7.8 HIGH
Local 		huawei harmonyos A component of the HarmonyOS has a Out-of-bounds Write Vulnerability. Local attackers may exploit this vulnerability to cause integer overflow. CWE-787
 Out-of-bounds Write 		CVE-2021-22423 2024-11-21 14:50 2021-08-4 Show GitHub Exploit DB Packet Storm
196223 7.8 HIGH
Local 		huawei harmonyos A component of the HarmonyOS has a Integer Overflow or Wraparound vulnerability. Local attackers may exploit this vulnerability to cause memory overwriting. CWE-190
 Integer Overflow or Wraparound 		CVE-2021-22422 2024-11-21 14:50 2021-08-4 Show GitHub Exploit DB Packet Storm
196224 7.8 HIGH
Local 		huawei harmonyos A component of the HarmonyOS has a Improper Privilege Management vulnerability. Local attackers may exploit this vulnerability to cause further Elevation of Privileges. CWE-269
 Improper Privilege Management 		CVE-2021-22421 2024-11-21 14:50 2021-08-4 Show GitHub Exploit DB Packet Storm
196225 7.8 HIGH
Local 		huawei harmonyos A component of the HarmonyOS has a External Control of System or Configuration Setting vulnerability. Local attackers may exploit this vulnerability to cause the underlying trust of the application t… CWE-668
 Exposure of Resource to Wrong Sphere 		CVE-2021-22420 2024-11-21 14:50 2021-08-4 Show GitHub Exploit DB Packet Storm
196226 5.5 MEDIUM
Local 		huawei harmonyos A component of the HarmonyOS has a Insufficient Verification of Data Authenticity vulnerability. Local attackers may exploit this vulnerability to cause persistent dos. CWE-345
 Insufficient Verification of Data Authenticity 		CVE-2021-22419 2024-11-21 14:50 2021-08-4 Show GitHub Exploit DB Packet Storm
196227 7.8 HIGH
Local 		huawei harmonyos A component of the HarmonyOS has a Integer Overflow or Wraparound vulnerability. Local attackers may exploit this vulnerability to cause memory overwriting. CWE-190
 Integer Overflow or Wraparound 		CVE-2021-22418 2024-11-21 14:50 2021-08-4 Show GitHub Exploit DB Packet Storm
196228 5.5 MEDIUM
Local 		huawei harmonyos A component of the HarmonyOS has a Data Processing Errors vulnerability. Local attackers may exploit this vulnerability to cause Kernel Memory Leakage. NVD-CWE-noinfo
CVE-2021-22417 2024-11-21 14:50 2021-08-4 Show GitHub Exploit DB Packet Storm
196229 7.8 HIGH
Local 		huawei harmonyos A component of the HarmonyOS has a Data Processing Errors vulnerability. Local attackers may exploit this vulnerability to cause Kernel Code Execution. NVD-CWE-noinfo
CVE-2021-22416 2024-11-21 14:50 2021-08-4 Show GitHub Exploit DB Packet Storm
196230 5.5 MEDIUM
Local 		huawei oxfords-an00a_firmware Some Huawei Smartphones has an insufficient input validation vulnerability due to the lack of parameter validation. An attacker may trick a user into installing a malicious APP. The app can modify sp… CWE-20
 Improper Input Validation  		CVE-2021-22400 2024-11-21 14:50 2021-08-3 Show GitHub Exploit DB Packet Storm