{"id":"CVE-2017-11357","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-11357","generatedAt":"2026-10-28T21:31:10.830Z","title":"Telerik UI for ASP.NET AJAX Insecure Direct Object Reference Vulnerability","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.","published":"2017-08-23T17:29:00.000Z","lastModified":"2026-08-14T05:16:54.000Z","status":"Analyzed","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-434"],"affected":["progress/telerik ui for asp.net ajax"],"epss":{"score":0.77679,"percentile":0.99562,"date":"2026-10-27","history":[]},"kev":{"listed":true,"dateAdded":"2023-01-26","dueDate":"2023-02-16","knownRansomwareCampaignUse":"Known","notes":"Apply updates per vendor instructions.\nhttps://docs.telerik.com/devtools/aspnet-ajax/knowledge-base/asyncupload-insecure-direct-object-reference; https://nvd.nist.gov/vuln/detail/CVE-2017-11357"},"exploits":{"count":1,"verified":false,"firstPublished":"2018-01-24","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":43874,"kind":"exploit","title":"Telerik UI for ASP.NET AJAX 2012.3.1308 < 2017.1.118 - Arbitrary File Upload","url":"https://www.exploit-db.com/exploits/43874","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/aspx/webapps/43874.py","file":"exploits/aspx/webapps/43874.py","published":"2018-01-24","added":"2018-01-24","updated":"2018-01-26","author":"Paul Taylor","type":"webapps","platform":"aspx","port":null,"verified":false,"codes":["CVE-2017-11357","CVE-2017-11317"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"Known to be exploited in the wild (CISA KEV, CISA remediation deadline 16 February 2023). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[],"references":[{"url":"http://www.telerik.com/support/kb/aspnet-ajax/upload-%28async%29/details/insecure-direct-object-reference","tags":["Mitigation","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://www.exploit-db.com/exploits/43874/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://www.telerik.com/support/kb/aspnet-ajax/upload-%28async%29/details/insecure-direct-object-reference","tags":["Mitigation","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/43874/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-11357","tags":["US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-11357","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}