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You can search for vulnerabilities managed by JVN (Japan Vulnerability Note) and NVD (National Vulnerability Database).
Search keywords must be entered in English otherwise will not be searched in both JVN and NVD.

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 5, 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
250031 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
250032 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
250033 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
250034 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
250035 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
250036 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
250037 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
250038 7.8 危険 シスコシステムズ - Cisco IOS の IP SLA 機能におけるサービス運用妨害 (メモリ破損および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-2011-3272 2011-11-7 16:33 2011-09-28 Show GitHub Exploit DB Packet Storm
250039 10 危険 シスコシステムズ - Cisco IOS の Smart Install 機能における任意のコードを実行される脆弱性 CWE-noinfo
情報不足 		CVE-2011-3271 2011-11-7 16:33 2011-09-28 Show GitHub Exploit DB Packet Storm
250040 7.8 危険 シスコシステムズ - Cisco 10000 シリーズのルータで動作する Cisco IOS におけるサービス運用妨害 (DoS) の脆弱性 CWE-noinfo
情報不足 		CVE-2011-3270 2011-11-7 16:31 2011-09-28 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:May 5, 2026, 4:51 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
315971 5.4 MEDIUM
Network 		- - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none - CVE-2021-20324 2023-11-7 12:29 2022-04-19 Show GitHub Exploit DB Packet Storm
315972 7.5 HIGH
Network 		- - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none - CVE-2021-20605 2023-11-7 12:29 2021-10-7 Show GitHub Exploit DB Packet Storm
315973 7.5 HIGH
Network 		- - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none - CVE-2021-20604 2023-11-7 12:29 2021-10-7 Show GitHub Exploit DB Packet Storm
315974 7.5 HIGH
Network 		- - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none - CVE-2021-20603 2023-11-7 12:29 2021-10-7 Show GitHub Exploit DB Packet Storm
315975 7.5 HIGH
Network 		- - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none - CVE-2021-20602 2023-11-7 12:29 2021-10-7 Show GitHub Exploit DB Packet Storm
315976 - - - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none - CVE-2021-20249 2023-11-7 12:29 2021-06-22 Show GitHub Exploit DB Packet Storm
315977 - - - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none. - CVE-2021-20248 2023-11-7 12:29 2021-06-22 Show GitHub Exploit DB Packet Storm
315978 - - - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2021-20176. Reason: This candidate is a reservation duplicate of CVE-2021-20176. Notes: All CVE users should reference CVE-2021-2017… - CVE-2021-20242 2023-11-7 12:29 2021-02-23 Show GitHub Exploit DB Packet Storm
315979 - - - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs:CVE-2021-3348. Reason: This candidate is a reservation duplicate of CVE-2021-3348. Notes: All CVE users should reference CVE-2021-3348 in… - CVE-2021-20207 2023-11-7 12:29 2021-02-2 Show GitHub Exploit DB Packet Storm
315980 - - - Rejected reason: This candidate is unused by its CNA. - CVE-2021-1842 2023-11-7 12:28 2023-09-15 Show GitHub Exploit DB Packet Storm