{"id":"CVE-2005-1665","aliases":["EUVD-2005-1667","GHSA-jgxg-6xxj-cch8"],"status":"published","title":"The __VIEWSTATE functionality in Microsoft ASP.NET 1.x, when not cryptographically signed, allows...","description":"The __VIEWSTATE functionality in Microsoft ASP.NET 1.x, when not cryptographically signed, allows remote attackers to cause a denial of service (CPU consumption) via deeply nested markup.","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":"2026-11-08","score":0.40334,"percentile":0.98653,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2005-05-18T04:00:00Z","modified":"2026-06-16T22:13:27Z","products":[{"vendor":"microsoft","product":"asp.net"}],"references":[{"url":"http://marc.info/?l=bugtraq\u0026m=111513127704270\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/20408","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://scottonwriting.net/sowblog/posts/3747.aspx","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"http://www.osvdb.org/16195","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://secunia.com/advisories/15241","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2005-1665"},{"url":"https://github.com/advisories/GHSA-jgxg-6xxj-cch8"}],"sources":{"cve":[{"id":"CVE-2005-1665","description":"The __VIEWSTATE functionality in Microsoft ASP.NET 1.x, when not cryptographically signed, allows remote attackers to cause a denial of service (CPU consumption) via deeply nested markup.","status":"published","published":"2005-05-18T04:00:00Z","modified":"2024-08-07T21:59:23.509Z","updated_at":"2026-11-02T14:33:39.586409Z"}],"euvd":[{"id":"EUVD-2005-1667","description":"The __VIEWSTATE functionality in Microsoft ASP.NET 1.x, when not cryptographically signed, allows remote attackers to cause a denial of service (CPU consumption) via deeply nested markup.","status":"published","published":"2005-05-18T04:00:00Z","modified":"2024-08-07T21:59:23Z","updated_at":"2026-11-03T01:15:33.650851Z"}],"ghsa":[{"id":"GHSA-jgxg-6xxj-cch8","title":"The __VIEWSTATE functionality in Microsoft ASP.NET 1.x, when not cryptographically signed, allows...","description":"The __VIEWSTATE functionality in Microsoft ASP.NET 1.x, when not cryptographically signed, allows remote attackers to cause a denial of service (CPU consumption) via deeply nested markup.","status":"published","published":"2022-05-01T02:00:44Z","modified":"2023-01-30T05:07:31Z","updated_at":"2026-11-02T14:47:42.643657Z"}],"nvd":[{"id":"CVE-2005-1665","description":"The __VIEWSTATE functionality in Microsoft ASP.NET 1.x, when not cryptographically signed, allows remote attackers to cause a denial of service (CPU consumption) via deeply nested markup.","status":"published","published":"2005-05-18T04:00:00Z","modified":"2026-06-16T22:13:27.803Z","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":"2026-11-02T14:00:55.600202Z"}]}}