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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":May 23, 2026, 6 p.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Impact
Show		 Exploit
PoC
Search
252911 7.8 危険 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 (DoS) の脆弱性 CWE-noinfo
情報不足 		CVE-2011-3282 2011-11-7 16:39 2011-09-28 Show GitHub Exploit DB Packet Storm
252912 7.8 危険 シスコシステムズ - Cisco IOS における運用サービス妨害 (デバイスのリロードまたはハング) の脆弱性 CWE-noinfo
情報不足 		CVE-2011-3281 2011-11-7 16:39 2011-09-28 Show GitHub Exploit DB Packet Storm
252913 7.8 危険 シスコシステムズ - Cisco IOS の NAT 実装におけるサービス運用妨害 (メモリ消費またはデバイスのリロード) の脆弱性 CWE-399
リソース管理の問題 		CVE-2011-3280 2011-11-7 16:38 2011-09-28 Show GitHub Exploit DB Packet Storm
252914 7.8 危険 シスコシステムズ - Cisco IOS の provider-edge MPLS NAT 実装におけるサービス運用妨害 (DoS) の脆弱性 CWE-399
リソース管理の問題 		CVE-2011-3279 2011-11-7 16:38 2011-09-28 Show GitHub Exploit DB Packet Storm
252915 7.8 危険 シスコシステムズ - Cisco IOS および IOS XE の NAT 実装におけるサービス運用妨害 (デバイスのリロード) の脆弱性 CWE-noinfo
情報不足 		CVE-2011-3278 2011-11-7 16:37 2011-09-28 Show GitHub Exploit DB Packet Storm
252916 7.8 危険 シスコシステムズ - Cisco IOS の NAT 実装におけるサービス運用妨害 (デバイスのリロード) の脆弱性 CWE-noinfo
情報不足 		CVE-2011-3277 2011-11-7 16:37 2011-09-28 Show GitHub Exploit DB Packet Storm
252917 7.8 危険 シスコシステムズ - Cisco IOS および IOS XE の NAT 機能におけるサービス運用妨害 (DoS) の脆弱性 CWE-noinfo
情報不足 		CVE-2011-3276 2011-11-7 16:36 2011-09-28 Show GitHub Exploit DB Packet Storm
252918 7.8 危険 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 (メモリ消費) の脆弱性 CWE-399
リソース管理の問題 		CVE-2011-3275 2011-11-7 16:36 2011-09-28 Show GitHub Exploit DB Packet Storm
252919 6.1 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-noinfo
情報不足 		CVE-2011-3274 2011-11-7 16:35 2011-09-28 Show GitHub Exploit DB Packet Storm
252920 7.8 危険 シスコシステムズ - Cisco IOS におけるサービス運用妨害 (DoS) の脆弱性 CWE-399
リソース管理の問題 		CVE-2011-3273 2011-11-7 16:35 2011-09-28 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:May 23, 2026, 4:08 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
202101 8.8 HIGH
Network 		apple icloud
iphone_os
ipados
tvos
watchos
mac_os_x
itunes 		A buffer overflow was addressed with improved size validation. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2, iTunes for Windows 12.10.4, iCl… CWE-119
CWE-20
Incorrect Access of Indexable Resource ('Range Error') 
 Improper Input Validation  		CVE-2020-3846 2024-11-21 14:31 2020-02-28 Show GitHub Exploit DB Packet Storm
202102 7.8 HIGH
Local 		apple mac_os_x A memory corruption issue was addressed with improved memory handling. This issue is fixed in macOS Catalina 10.15.3. An application may be able to execute arbitrary code with system privileges. CWE-787
 Out-of-bounds Write 		CVE-2020-3845 2024-11-21 14:31 2020-02-28 Show GitHub Exploit DB Packet Storm
202103 3.3 LOW
Local 		apple iphone_os
ipados 		This issue was addressed with improved checks. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1. Users removed from an iMessage conversation may still be able to alter state. NVD-CWE-noinfo
CVE-2020-3844 2024-11-21 14:31 2020-02-28 Show GitHub Exploit DB Packet Storm
202104 8.8 HIGH
Network 		apple watchos
iphone_os 		A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 12.4.7, watchOS 5.3.7. A remote attacker may be able to cause unexpected system termination or corru… CWE-787
 Out-of-bounds Write 		CVE-2020-3843 2024-11-21 14:31 2020-02-28 Show GitHub Exploit DB Packet Storm
202105 7.8 HIGH
Local 		apple iphone_os
ipados
tvos
watchos
mac_os_x 		A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2. An application may be a… CWE-787
 Out-of-bounds Write 		CVE-2020-3842 2024-11-21 14:31 2020-02-28 Show GitHub Exploit DB Packet Storm
202106 6.5 MEDIUM
Network 		apple iphone_os
ipados
safari 		The issue was addressed with improved UI handling. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, Safari 13.0.5. A local user may unknowingly send a password unencrypted over the network. CWE-319
CWE-522
Cleartext Transmission of Sensitive Information
 Insufficiently Protected Credentials 		CVE-2020-3841 2024-11-21 14:31 2020-02-28 Show GitHub Exploit DB Packet Storm
202107 7.8 HIGH
Local 		apple iphone_os
ipados
tvos
mac_os_x 		An off by one issue existed in the handling of racoon configuration files. This issue was addressed through improved bounds checking. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catali… CWE-119
CWE-193
Incorrect Access of Indexable Resource ('Range Error') 
 Off-by-one Error 		CVE-2020-3840 2024-11-21 14:31 2020-02-28 Show GitHub Exploit DB Packet Storm
202108 5.5 MEDIUM
Local 		apple mac_os_x A validation issue was addressed with improved input sanitization. This issue is fixed in macOS Catalina 10.15.3. An application may be able to read restricted memory. CWE-20
 Improper Input Validation  		CVE-2020-3839 2024-11-21 14:31 2020-02-28 Show GitHub Exploit DB Packet Storm
202109 7.8 HIGH
Local 		apple mac_os_x
iphone_os
ipados
tvos
watchos 		The issue was addressed with improved permissions logic. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2. An application may be able to execute… CWE-276
Incorrect Default Permissions  		CVE-2020-3838 2024-11-21 14:31 2020-02-28 Show GitHub Exploit DB Packet Storm
202110 5.5 MEDIUM
Local 		apple iphone_os
ipados
tvos
watchos
mac_os_x 		An access issue was addressed with improved memory management. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2. A malicious application may be … NVD-CWE-noinfo
CVE-2020-3836 2024-11-21 14:31 2020-02-28 Show GitHub Exploit DB Packet Storm