Telerik UI for ASP.NET AJAX Unrestricted File Upload Vulnerability (CVE-2017-11317)
Severity: critical · Patch status: patched · Since 2022-04-11 · CVE-2017-11317
Telerik.Web.UI in Progress Telerik UI for ASP.NET AJAX allows remote attackers to perform arbitrary file uploads or execute arbitrary code. CISA added CVE-2017-11317 to its Known Exploited Vulnerabilities catalog on Apr 11, 2022, which means attackers are exploiting it in the wild.
What to do
- Apply updates per vendor instructions.
- US federal agencies must remediate by May 2, 2022 (BOD 22-01); treat that as the outer limit.
Sources
All live incidents on Threat Watch