Vulnerability Intelligence Report
Telerik UI for ASP.NET AJAX Unrestricted File Upload Vulnerability
CVE-2017-11317
Telerik.Web.UI in Progress Telerik UI for ASP.NET AJAX before R1 2017 and R2 before R2 2017 SP2 uses weak RadAsyncUpload encryption, which allows remote attackers to perform arbitrary file uploads or execute arbitrary code.
CISA KEV
SSVC: Active Exploitation
Automatable
CVSS Base Score
9.8
CRITICAL
Exploitability:3.9
Impact Score:5.9
EPSS Probability:83.48%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-326 ↗CWE-326 Inadequate Encryption Strength
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| telerik | ui_for_asp.net_ajax | 2017.2.503, 2017.2.621 |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | MITRE Corporation · N/A · USA |
| Reserved | 2017-07-13T00:00:00 |
| Published | 2017-08-23T17:00:00 |
| Patch Date | 2017-08-23 |
| Last Updated | 2025-10-21T23:55:35 |
Community Chatter & Buzz