{"id":"CVE-2009-1536","aliases":["EUVD-2009-1532","GHSA-q2cv-9hv3-xqxf"],"status":"published","title":"ASP.NET in Microsoft .NET Framework 2.0 SP1 and SP2 and 3.5 Gold and SP1, when ASP 2.0 is used in...","description":"ASP.NET in Microsoft .NET Framework 2.0 SP1 and SP2 and 3.5 Gold and SP1, when ASP 2.0 is used in integrated mode on IIS 7.0, does not properly manage request scheduling, which allows remote attackers to cause a denial of service (daemon outage) via a series of crafted HTTP requests, aka \"Remote Unauthenticated Denial of Service in ASP.NET Vulnerability.\"","severity":{"version":"2.0","score":2.6,"vector":"AV:N/AC:H/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.51316,"percentile":0.98947,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2009-08-12T17:00:00Z","modified":"2026-06-16T23:07:28Z","products":[{"vendor":"microsoft","product":".net_framework"},{"vendor":"microsoft","product":"windows_server_2008"},{"vendor":"microsoft","product":"windows_vista"}],"references":[{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6393","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred","Third Party Advisory"]},{"url":"http://www.us-cert.gov/cas/techalerts/TA09-223A.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"http://www.vupen.com/english/advisories/2009/2231","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Permissions Required","Third Party Advisory"]},{"url":"http://secunia.com/advisories/36127","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Third Party Advisory"]},{"url":"http://blogs.technet.com/srd/archive/2009/08/11/ms09-035-asp-net-denial-of-service-vulnerability.aspx","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-036","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"http://www.securitytracker.com/id?1022715","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://osvdb.org/56905","tags":["vdb-entry","x_refsource_OSVDB","x_transferred","Broken Link"]},{"url":"http://www.securityfocus.com/bid/35985","tags":["vdb-entry","x_refsource_BID","x_transferred","Patch","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-1536"},{"url":"https://github.com/advisories/GHSA-q2cv-9hv3-xqxf"}],"sources":{"cve":[{"id":"CVE-2009-1536","description":"ASP.NET in Microsoft .NET Framework 2.0 SP1 and SP2 and 3.5 Gold and SP1, when ASP 2.0 is used in integrated mode on IIS 7.0, does not properly manage request scheduling, which allows remote attackers to cause a denial of service (daemon outage) via a series of crafted HTTP requests, aka \"Remote Unauthenticated Denial of Service in ASP.NET Vulnerability.\"","status":"published","published":"2009-08-12T17:00:00Z","modified":"2024-08-07T05:13:25.653Z","updated_at":"2026-11-02T14:33:25.126493Z"}],"euvd":[{"id":"EUVD-2009-1532","description":"ASP.NET in Microsoft .NET Framework 2.0 SP1 and SP2 and 3.5 Gold and SP1, when ASP 2.0 is used in integrated mode on IIS 7.0, does not properly manage request scheduling, which allows remote attackers to cause a denial of service (daemon outage) via a series of crafted HTTP requests, aka \"Remote Unauthenticated Denial of Service in ASP.NET Vulnerability.\"","status":"published","published":"2009-08-12T17:00:00Z","modified":"2024-08-07T05:13:25Z","updated_at":"2026-11-03T01:39:21.330306Z"}],"ghsa":[{"id":"GHSA-q2cv-9hv3-xqxf","title":"ASP.NET in Microsoft .NET Framework 2.0 SP1 and SP2 and 3.5 Gold and SP1, when ASP 2.0 is used in...","description":"ASP.NET in Microsoft .NET Framework 2.0 SP1 and SP2 and 3.5 Gold and SP1, when ASP 2.0 is used in integrated mode on IIS 7.0, does not properly manage request scheduling, which allows remote attackers to cause a denial of service (daemon outage) via a series of crafted HTTP requests, aka \"Remote Unauthenticated Denial of Service in ASP.NET Vulnerability.\"","status":"published","published":"2022-05-02T03:26:06Z","modified":"2023-01-31T05:08:21Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:49:22.824157Z"}],"nvd":[{"id":"CVE-2009-1536","description":"ASP.NET in Microsoft .NET Framework 2.0 SP1 and SP2 and 3.5 Gold and SP1, when ASP 2.0 is used in integrated mode on IIS 7.0, does not properly manage request scheduling, which allows remote attackers to cause a denial of service (daemon outage) via a series of crafted HTTP requests, aka \"Remote Unauthenticated Denial of Service in ASP.NET Vulnerability.\"","status":"published","published":"2009-08-12T17:30:00.547Z","modified":"2026-06-16T23:07:28.697Z","cvss":[{"version":"2.0","score":2.6,"vector":"AV:N/AC:H/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:01:36.200173Z"}]}}