{"id":"CVE-2001-0545","aliases":["EUVD-2001-0537","GHSA-9wv9-8c98-wx74"],"status":"published","title":"IIS 4.0 with URL redirection enabled allows remote attackers to cause a denial of service (crash)...","description":"IIS 4.0 with URL redirection enabled allows remote attackers to cause a denial of service (crash) via a malformed request that specifies a length that is different than the actual length.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.18303,"percentile":0.97239,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2001-10-30T05:00:00Z","modified":"2026-06-16T21:54:30Z","products":[{"vendor":"microsoft","product":"internet_information_server"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/6981","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.osvdb.org/5736","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://www.ciac.org/ciac/bulletins/l-132.shtml","tags":["third-party-advisory","government-resource","x_refsource_CIAC","x_transferred"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2001/ms01-044","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2001-0545"},{"url":"https://github.com/advisories/GHSA-9wv9-8c98-wx74"}],"sources":{"cve":[{"id":"CVE-2001-0545","description":"IIS 4.0 with URL redirection enabled allows remote attackers to cause a denial of service (crash) via a malformed request that specifies a length that is different than the actual length.","status":"published","published":"2002-03-09T05:00:00Z","modified":"2024-08-08T04:21:38.671Z","updated_at":"2026-11-02T14:34:43.032065Z"}],"euvd":[{"id":"EUVD-2001-0537","description":"IIS 4.0 with URL redirection enabled allows remote attackers to cause a denial of service (crash) via a malformed request that specifies a length that is different than the actual length.","status":"published","published":"2002-03-09T05:00:00Z","modified":"2024-08-08T04:21:38Z","updated_at":"2026-11-03T01:14:51.137272Z"}],"ghsa":[{"id":"GHSA-9wv9-8c98-wx74","title":"IIS 4.0 with URL redirection enabled allows remote attackers to cause a denial of service (crash)...","description":"IIS 4.0 with URL redirection enabled allows remote attackers to cause a denial of service (crash) via a malformed request that specifies a length that is different than the actual length.","status":"published","published":"2022-04-30T18:16:15Z","modified":"2023-01-30T05:05:19Z","updated_at":"2026-11-02T14:47:14.859967Z"}],"nvd":[{"id":"CVE-2001-0545","description":"IIS 4.0 with URL redirection enabled allows remote attackers to cause a denial of service (crash) via a malformed request that specifies a length that is different than the actual length.","status":"published","published":"2001-10-30T05:00:00Z","modified":"2026-06-16T21:54:30.157Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:00:40.572315Z"}]}}