{"id":"CVE-2014-4072","aliases":["EUVD-2014-4003","GHSA-mf5r-75x7-f326"],"status":"published","title":"Microsoft .NET Framework 1.1 SP1, 2.0 SP2, 3.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not...","description":"Microsoft .NET Framework 1.1 SP1, 2.0 SP2, 3.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly use a hash table for request data, which allows remote attackers to cause a denial of service (resource consumption and ASP.NET performance degradation) via crafted requests, aka \".NET Framework Denial of Service Vulnerability.\"","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":"2026-11-09","score":0.30942,"percentile":0.98271,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-399"],"published":"2014-09-10T01:00:00Z","modified":"2026-06-17T00:09:23Z","products":[{"vendor":"microsoft","product":".net_framework"}],"references":[{"url":"http://www.securitytracker.com/id/1030819","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-053","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"http://blogs.technet.com/b/srd/archive/2014/09/09/assessing-risk-for-the-september-2014-security-updates.aspx","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.securityfocus.com/bid/69603","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-4072"},{"url":"https://github.com/advisories/GHSA-mf5r-75x7-f326"}],"sources":{"cve":[{"id":"CVE-2014-4072","description":"Microsoft .NET Framework 1.1 SP1, 2.0 SP2, 3.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly use a hash table for request data, which allows remote attackers to cause a denial of service (resource consumption and ASP.NET performance degradation) via crafted requests, aka \".NET Framework Denial of Service Vulnerability.\"","status":"published","published":"2014-09-10T01:00:00Z","modified":"2024-08-06T11:04:28.143Z","updated_at":"2026-11-02T14:33:45.263043Z"}],"euvd":[{"id":"EUVD-2014-4003","description":"Microsoft .NET Framework 1.1 SP1, 2.0 SP2, 3.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly use a hash table for request data, which allows remote attackers to cause a denial of service (resource consumption and ASP.NET performance degradation) via crafted requests, aka \".NET Framework Denial of Service Vulnerability.\"","status":"published","published":"2014-09-10T01:00:00Z","modified":"2024-08-06T11:04:28Z","updated_at":"2026-11-03T01:57:08.409137Z"}],"ghsa":[{"id":"GHSA-mf5r-75x7-f326","title":"Microsoft .NET Framework 1.1 SP1, 2.0 SP2, 3.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not...","description":"Microsoft .NET Framework 1.1 SP1, 2.0 SP2, 3.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly use a hash table for request data, which allows remote attackers to cause a denial of service (resource consumption and ASP.NET performance degradation) via crafted requests, aka \".NET Framework Denial of Service Vulnerability.\"","status":"published","published":"2022-05-14T02:30:59Z","modified":"2023-02-02T05:06:01Z","updated_at":"2026-11-02T14:52:13.666892Z"}],"nvd":[{"id":"CVE-2014-4072","description":"Microsoft .NET Framework 1.1 SP1, 2.0 SP2, 3.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly use a hash table for request data, which allows remote attackers to cause a denial of service (resource consumption and ASP.NET performance degradation) via crafted requests, aka \".NET Framework Denial of Service Vulnerability.\"","status":"published","published":"2014-09-10T01:55:09.717Z","modified":"2026-06-17T00:09:23.227Z","cvss":[{"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":"2026-11-02T14:02:55.540337Z"}]}}