{"id":"CVE-2016-6407","aliases":["EUVD-2016-7330","GHSA-83cp-8php-jfpv"],"status":"published","title":"Cisco AsyncOS through 9.5.0-444 on Web Security Appliance (WSA) devices allows remote attackers...","description":"Cisco AsyncOS through 9.5.0-444 on Web Security Appliance (WSA) devices allows remote attackers to cause a denial of service (link saturation) by making many HTTP requests for overlapping byte ranges simultaneously, aka Bug ID CSCuz27219.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.02475,"percentile":0.84646,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-399"],"published":"2016-09-17T01:00:00Z","modified":"2026-06-17T00:50:58Z","products":[{"vendor":"cisco","product":"web_security_appliance"}],"references":[{"url":"http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160914-wsa","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Vendor Advisory"]},{"url":"http://www.securitytracker.com/id/1036829","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://www.securityfocus.com/bid/92955","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-6407"},{"url":"https://github.com/advisories/GHSA-83cp-8php-jfpv"}],"sources":{"cve":[{"id":"CVE-2016-6407","description":"Cisco AsyncOS through 9.5.0-444 on Web Security Appliance (WSA) devices allows remote attackers to cause a denial of service (link saturation) by making many HTTP requests for overlapping byte ranges simultaneously, aka Bug ID CSCuz27219.","status":"published","published":"2016-09-17T01:00:00Z","modified":"2024-08-06T01:29:20.131Z","updated_at":"2026-11-02T14:33:34.443637Z"}],"euvd":[{"id":"EUVD-2016-7330","description":"Cisco AsyncOS through 9.5.0-444 on Web Security Appliance (WSA) devices allows remote attackers to cause a denial of service (link saturation) by making many HTTP requests for overlapping byte ranges simultaneously, aka Bug ID CSCuz27219.","status":"published","published":"2016-09-17T01:00:00Z","modified":"2024-08-06T01:29:20Z","updated_at":"2026-11-03T02:22:36.894057Z"}],"ghsa":[{"id":"GHSA-83cp-8php-jfpv","title":"Cisco AsyncOS through 9.5.0-444 on Web Security Appliance (WSA) devices allows remote attackers...","description":"Cisco AsyncOS through 9.5.0-444 on Web Security Appliance (WSA) devices allows remote attackers to cause a denial of service (link saturation) by making many HTTP requests for overlapping byte ranges simultaneously, aka Bug ID CSCuz27219.","status":"published","published":"2022-05-17T02:21:50Z","modified":"2023-01-27T05:04:10Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T14:42:24.095154Z"}],"nvd":[{"id":"CVE-2016-6407","description":"Cisco AsyncOS through 9.5.0-444 on Web Security Appliance (WSA) devices allows remote attackers to cause a denial of service (link saturation) by making many HTTP requests for overlapping byte ranges simultaneously, aka Bug ID CSCuz27219.","status":"published","published":"2016-09-17T02:59:02.647Z","modified":"2026-06-17T00:50:58.623Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-399"],"updated_at":"2026-11-02T14:03:29.893676Z"}]}}