CVE-2017-11357
Actively exploited. CVE-2017-11357 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-01-26) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.
Public exploit code is available. Proof-of-concept or working exploit code for CVE-2017-11357 is indexed in Exploit-DB and GitHub PoC. Expect opportunistic scanning and exploitation attempts — prioritize remediation.
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.
CSIRTS triage
- What
- An insecure direct object reference vulnerability can result in file uploads and/or remote code execution.
- Who is affected
- Users of Telerik UI for ASP.NET AJAX are affected.
- Urgency
- Immediate remediation is necessary due to active exploitation and critical severity.
- Action
- Update to the latest version of Telerik UI for ASP.NET AJAX.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 99% of all EPSS-scored CVEs.
Exploit availability
Public exploit or proof-of-concept code for CVE-2017-11357 is indexed in these free datasets. Available exploit code raises real-world risk independent of the CVSS score.
- Exploit-DBA public exploit is published in the Exploit-DB archive.look it up ↗
- GitHub PoCPublic proof-of-concept repositories on GitHub reference this CVE.look it up ↗
Advisory coverage (1)
- criticalexploitedCVE-2017-11357: Telerik UI for ASP.NET AJAX Insecure Direct Object Reference Vulnerabilitycisa-kev · 2023-01-26
External references
Embed the live status
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[](https://www.csirts.com/cve/CVE-2017-11357)