Telerik UI for ASP.NET AJAX Insecure Direct Object Reference Vulnerability

Critical Threat Advisory: This vulnerability is documented in active Ransomware campaigns. Immediate remediation required.

Technical Severity

CVSS v3.1 Metrics

CRITICAL

9.8 / 10

Minimal Risk Critical

Vector Specification

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitation Likelihood

EPSS Prediction

93.84 %

Predictive Probability

Percentile Rank

99.9 th

Documented as more likely to be exploited than 99.9% of known CVEs.

Detection Date

Jan 26, 2023

Remediation Due

Feb 16, 2023

CISA Catalog Active

Threat Analysis

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.

Remediation Directive

Apply updates per vendor instructions.

Asset Context

Vendor Identity

Telerik

Affected Product

User Interface (UI) for ASP.NET AJAX

Ransomware Status

Campaign Use Known

Weakness Classification

CWE-20

External Intelligence

https://docs.telerik.com/devtools/aspnet-ajax/knowledge-base/asyncupload-insecure-direct-object-reference

NVD

National Vulnerability Database

https://nvd.nist.gov/vuln/detail/CVE-2017-11357