{"id":"CVE-2017-11357","aliases":["EUVD-2017-2986","GHSA-52hx-8455-4qwv"],"status":"published","title":"Progress Telerik UI for ASP.NET AJAX before R2 2017 SP2 does not properly restrict user input to...","description":"Progress Telerik UI for ASP.NET AJAX before R2 2017 SP2 does not properly restrict user input to RadAsyncUpload, which allows remote attackers to perform arbitrary file uploads or execute arbitrary code.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.77679,"percentile":0.99568,"model":"v2026.06.15"},"facts":{"in_kev":true,"known_exploited":true,"public_exploit":true,"fix_available":false},"cwes":["CWE-20","CWE-434"],"published":"2017-08-23T17:00:00Z","modified":"2026-08-14T05:16:54Z","kev":{"date_added":"2023-01-26","due_date":"2023-02-16","required_action":"Apply updates per vendor instructions.","known_ransomware_use":"Known"},"exploitation":[{"source":"euvd","since":"2023-01-26"},{"source":"kev","since":"2023-01-26"}],"exploits":[{"source":"exploitdb","id":"EDB-43874","title":"Telerik UI for ASP.NET AJAX 2012.3.1308 \u003c 2017.1.118 - Arbitrary File Upload","type":"webapps","platform":"aspx","date":"2018-01-24","url":"https://www.exploit-db.com/exploits/43874"}],"products":[{"vendor":"progress","product":"telerik_ui_for_asp.net_ajax"},{"vendor":"telerik","product":"user interface (ui) for asp.net ajax"}],"references":[{"url":"https://www.exploit-db.com/exploits/43874/","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"http://www.telerik.com/support/kb/aspnet-ajax/upload-%28async%29/details/insecure-direct-object-reference","tags":["x_refsource_CONFIRM","x_transferred","Mitigation","Vendor Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-11357","tags":["government-resource","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-11357"},{"url":"https://www.exploit-db.com/exploits/43874"},{"url":"https://github.com/advisories/GHSA-52hx-8455-4qwv"}],"sources":{"cve":[{"id":"CVE-2017-11357","description":"Progress Telerik UI for ASP.NET AJAX before R2 2017 SP2 does not properly restrict user input to RadAsyncUpload, which allows remote attackers to perform arbitrary file uploads or execute arbitrary code.","status":"published","published":"2017-08-23T17:00:00Z","modified":"2026-08-14T03:55:25.767Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:33:19.848632Z"}],"euvd":[{"id":"EUVD-2017-2986","description":"Progress Telerik UI for ASP.NET AJAX before R2 2017 SP2 does not properly restrict user input to RadAsyncUpload, which allows remote attackers to perform arbitrary file uploads or execute arbitrary code.","status":"published","published":"2017-08-23T17:00:00Z","modified":"2026-08-14T03:55:25Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"exploited_since":"2023-01-26","updated_at":"2026-11-02T18:01:55.248337Z"}],"ghsa":[{"id":"GHSA-52hx-8455-4qwv","title":"Progress Telerik UI for ASP.NET AJAX before R2 2017 SP2 does not properly restrict user input to...","description":"Progress Telerik UI for ASP.NET AJAX before R2 2017 SP2 does not properly restrict user input to RadAsyncUpload, which allows remote attackers to perform arbitrary file uploads or execute arbitrary code.","status":"published","published":"2022-05-14T03:48:15Z","modified":"2025-10-22T00:32:26Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-20","CWE-434"],"updated_at":"2026-11-02T15:04:05.344883Z"}],"kev":[{"id":"CVE-2017-11357","title":"Telerik UI for ASP.NET AJAX Insecure Direct Object Reference Vulnerability","description":"Telerik UI for ASP.NET AJAX contains an insecure direct object reference vulnerability in RadAsyncUpload that can result in file uploads in a limited location and/or remote code execution.","cwes":["CWE-20"],"kev":{"date_added":"2023-01-26","due_date":"2023-02-16","required_action":"Apply updates per vendor instructions.","known_ransomware_use":"Known"},"updated_at":"2026-11-02T17:00:16.234141Z"}],"nvd":[{"id":"CVE-2017-11357","description":"Progress Telerik UI for ASP.NET AJAX before R2 2017 SP2 does not properly restrict user input to RadAsyncUpload, which allows remote attackers to perform arbitrary file uploads or execute arbitrary code.","status":"published","published":"2017-08-23T17:29:00.227Z","modified":"2026-08-14T05:16:54.257Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:03:57.82609Z"}]}}