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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 27, 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
253091 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 (デバイスリロード) の脆弱性 CWE-399
リソース管理の問題 		CVE-2011-0944 2011-11-8 10:20 2011-09-28 Show GitHub Exploit DB Packet Storm
253092 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 (デバイスリロード) の脆弱性 CWE-noinfo
情報不足 		CVE-2011-0939 2011-11-8 10:18 2011-09-28 Show GitHub Exploit DB Packet Storm
253093 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
253094 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
253095 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
253096 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
253097 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
253098 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
253099 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
253100 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
NVD Vulnerability Information

Update Date:May 27, 2026, 4:52 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
202451 7.4 HIGH
Adjacent 		cisco ios_xe Multiple vulnerabilities in the Control and Provisioning of Wireless Access Points (CAPWAP) protocol processing of Cisco IOS XE Software for Cisco Catalyst 9800 Series Wireless Controllers could allo… CWE-20
 Improper Input Validation  		CVE-2020-3494 2024-11-21 14:31 2020-09-25 Show GitHub Exploit DB Packet Storm
202452 7.4 HIGH
Adjacent 		cisco ios_xe Multiple vulnerabilities in the Control and Provisioning of Wireless Access Points (CAPWAP) protocol processing of Cisco IOS XE Software for Cisco Catalyst 9800 Series Wireless Controllers could allo… CWE-20
 Improper Input Validation  		CVE-2020-3493 2024-11-21 14:31 2020-09-25 Show GitHub Exploit DB Packet Storm
202453 8.6 HIGH
Network 		cisco ios_xe A vulnerability in the Flexible NetFlow Version 9 packet processor of Cisco IOS XE Software for Cisco Catalyst 9800 Series Wireless Controllers and Cisco AireOS Software for Cisco Wireless LAN Contro… CWE-20
 Improper Input Validation  		CVE-2020-3492 2024-11-21 14:31 2020-09-25 Show GitHub Exploit DB Packet Storm
202454 7.4 HIGH
Adjacent 		cisco ios_xe Multiple vulnerabilities in the Control and Provisioning of Wireless Access Points (CAPWAP) protocol processing of Cisco IOS XE Software for Cisco Catalyst 9800 Series Wireless Controllers could allo… CWE-20
 Improper Input Validation  		CVE-2020-3489 2024-11-21 14:31 2020-09-25 Show GitHub Exploit DB Packet Storm
202455 7.4 HIGH
Adjacent 		cisco ios_xe Multiple vulnerabilities in the Control and Provisioning of Wireless Access Points (CAPWAP) protocol processing of Cisco IOS XE Software for Cisco Catalyst 9800 Series Wireless Controllers could allo… CWE-20
 Improper Input Validation  		CVE-2020-3488 2024-11-21 14:31 2020-09-25 Show GitHub Exploit DB Packet Storm
202456 6.5 MEDIUM
Adjacent 		cisco ios_xe Multiple vulnerabilities in the Control and Provisioning of Wireless Access Points (CAPWAP) protocol processing of Cisco IOS XE Software for Cisco Catalyst 9800 Series Wireless Controllers could allo… CWE-400
 Uncontrolled Resource Consumption 		CVE-2020-3487 2024-11-21 14:31 2020-09-25 Show GitHub Exploit DB Packet Storm
202457 6.5 MEDIUM
Adjacent 		cisco ios_xe Multiple vulnerabilities in the Control and Provisioning of Wireless Access Points (CAPWAP) protocol processing of Cisco IOS XE Software for Cisco Catalyst 9800 Series Wireless Controllers could allo… CWE-20
 Improper Input Validation  		CVE-2020-3486 2024-11-21 14:31 2020-09-25 Show GitHub Exploit DB Packet Storm
202458 8.6 HIGH
Network 		cisco ios_xe Multiple vulnerabilities in the Zone-Based Firewall feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause the device to reload or stop forwarding traffic through t… CWE-754
 Improper Check for Unusual or Exceptional Conditions 		CVE-2020-3480 2024-11-21 14:31 2020-09-25 Show GitHub Exploit DB Packet Storm
202459 7.5 HIGH
Network 		cisco ios
ios_xe 		A vulnerability in the implementation of Multiprotocol Border Gateway Protocol (MP-BGP) for the Layer 2 VPN (L2VPN) Ethernet VPN (EVPN) address family in Cisco IOS Software and Cisco IOS XE Software … CWE-400
 Uncontrolled Resource Consumption 		CVE-2020-3479 2024-11-21 14:31 2020-09-25 Show GitHub Exploit DB Packet Storm
202460 5.5 MEDIUM
Local 		cisco ios A vulnerability in the CLI parser of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, local attacker to access files from the flash: filesystem. The vulnerability is due to … CWE-863
 Incorrect Authorization 		CVE-2020-3477 2024-11-21 14:31 2020-09-25 Show GitHub Exploit DB Packet Storm