{"cve":"CVE-2007-0087","nvd":{"published":"2007-01-05T18:28:00.000","modified":"2026-06-16T22:34:53.377","status":"Modified","description":"Microsoft Internet Information Services (IIS), when accessed through a TCP connection with a large window size, allows remote attackers to cause a denial of service (network bandwidth consumption) via a Range header that specifies multiple copies of the same fragment.  NOTE: the severity of this issue has been disputed by third parties, who state that the large window size required by the attack is not normally supported or configured by the server, or that a DDoS-style attack would accomplish the same goal","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://osvdb.org/33457","http://www.securityfocus.com/archive/1/455833/100/0/threaded","http://www.securityfocus.com/archive/1/455879/100/0/threaded","http://www.securityfocus.com/archive/1/455882/100/0/threaded","http://www.securityfocus.com/archive/1/455920/100/0/threaded"],"products":["microsoft:internet_information_server"],"source":"nvd","synced_at":"2026-10-19T19:44:49.019236172+00:00"},"epss":{"cve":"CVE-2007-0087","score":0.24401,"percentile":0.97871,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}