{"id":"CVE-2000-0380","aliases":["EUVD-2000-0379","GHSA-g22v-2gp9-xpmh"],"status":"published","title":"The IOS HTTP service in Cisco routers and switches running IOS 11.1 through 12.1 allows remote...","description":"The IOS HTTP service in Cisco routers and switches running IOS 11.1 through 12.1 allows remote attackers to cause a denial of service by requesting a URL that contains a %% string.","severity":{"version":"2.0","score":7.1,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.35005,"percentile":0.98446,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-20"],"published":"2000-04-26T04:00:00Z","modified":"2026-06-16T21:51:35Z","exploits":[{"source":"exploitdb","id":"EDB-19882","title":"Cisco IOS 11.x/12.x - HTTP %%","type":"remote","platform":"hardware","date":"2000-04-26","verified":true,"url":"https://www.exploit-db.com/exploits/19882"},{"source":"metasploit","id":"auxiliary/dos/cisco/ios_http_percentpercent","title":"Cisco IOS HTTP GET /%% Request Denial of Service","type":"auxiliary","date":"2000-04-26","verified":true,"url":"https://www.rapid7.com/db/modules/auxiliary/dos/cisco/ios_http_percentpercent"}],"products":[{"vendor":"cisco","product":"ios"}],"references":[{"url":"http://www.cisco.com/warp/public/707/ioshttpserver-pub.shtml","tags":["vendor-advisory","x_refsource_CISCO","x_transferred"]},{"url":"http://archives.neohapsis.com/archives/bugtraq/2000-04/0261.html","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.osvdb.org/1302","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://www.securityfocus.com/bid/1154","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2000-0380"},{"url":"https://github.com/advisories/GHSA-g22v-2gp9-xpmh"}],"sources":{"cve":[{"id":"CVE-2000-0380","description":"The IOS HTTP service in Cisco routers and switches running IOS 11.1 through 12.1 allows remote attackers to cause a denial of service by requesting a URL that contains a %% string.","status":"published","published":"2000-07-12T04:00:00Z","modified":"2024-08-08T05:14:21.476Z","updated_at":"2026-11-02T14:33:41.23606Z"}],"euvd":[{"id":"EUVD-2000-0379","description":"The IOS HTTP service in Cisco routers and switches running IOS 11.1 through 12.1 allows remote attackers to cause a denial of service by requesting a URL that contains a %% string.","status":"published","published":"2000-07-12T04:00:00Z","modified":"2024-08-08T05:14:21Z","updated_at":"2026-11-03T00:56:25.511445Z"}],"ghsa":[{"id":"GHSA-g22v-2gp9-xpmh","title":"The IOS HTTP service in Cisco routers and switches running IOS 11.1 through 12.1 allows remote...","description":"The IOS HTTP service in Cisco routers and switches running IOS 11.1 through 12.1 allows remote attackers to cause a denial of service by requesting a URL that contains a %% string.","status":"published","published":"2022-04-30T18:13:30Z","modified":"2023-01-30T05:05:00Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:47:10.51539Z"}],"nvd":[{"id":"CVE-2000-0380","description":"The IOS HTTP service in Cisco routers and switches running IOS 11.1 through 12.1 allows remote attackers to cause a denial of service by requesting a URL that contains a %% string.","status":"published","published":"2000-04-26T04:00:00Z","modified":"2026-06-16T21:51:35.753Z","cvss":[{"version":"2.0","score":7.1,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T13:58:51.654586Z"}]}}