Search for the version of Telerik if unknown. NIST does Solution We have addressed the vulnerability and the Progress MOVEit Support team strongly recommends performing an upgrade to the fixed version listed in the table below. Join us for this virtual event and connect with our … In 2019.3.1023, but not earlier versions, a non-default setting can prevent exploitation.) The Monitor also includes an analysis of the month’s most popular threat types investigated by our cyber experts. USGCB, US-CERT Security Operations Center Email: soc@us-cert.gov Phone: This is a potential security issue, you are being redirected to https://nvd.nist.gov. July 16, 2020 Security Blue Mockingbird, security, Telerik, Telerik Web UI Takeshi Eto Over the past few months, we have seen a large number of hacking attempts against our customer sites using an old Telerik component vulnerability. In this instance, third-party vendor software should be updated and remain in contact to ensure the vendor is aware.            “The group conducted a cryptocurrency mining campaign by targeting public-facing servers running ASP.NET apps using the Telerik framework. Progress Telerik UI for ASP.NET AJAX through 2019.3.1023 contains a .NET deserialization vulnerability in the RadAsyncUpload function. Sorry, something went wrong :( Please try again later! Figure 1 - Sectors Most Often Impacted by Telerik Exploits. The Cyber Risk practice of Kroll, a division of Duff & Phelps, is proud to sponsor Connect 2020, VMware Carbon Black's cyber security conference in Chicago. Devon Ackerman, Managing Director in Kroll’s Cyber Risk practice,  added, “In Kroll’s estimation, for the investigations where actor groups have leveraged the Telerik vulnerability to push in cryptocurrency mining operations, the activity was noisy and burdensome to the impacted systems. Policy Statement | Cookie The Telerik.Web.UI.dll is vulnerable to a cryptographic weakness which allows the attacker to extract the Telerik.Web.UI.DialogParametersEncryptionKey and/or the MachineKey. Webmaster | Contact Us Solution Upgrade to Telerik UI for ASP.NET AJAX version R2 2017 SP2 (2017.2.711) or later. With elevated privileges, the actor(s) retrieved cached credentials from system memory using tools such as Mimikatz which allowed further access the network, lateral movement between servers and eventual staging and deployment of the XMRig cryptocurrency mining software. Telerik Vulnerability (CVE-2019-18935) Creates Surge in Web Compromise and Cryptomining Attacks - The Monitor, Issue 14, /en/insights/publications/cyber/monitor/telerik-vulnerability-surge-web-compromise-cryptomining-attacks, /-/media/kroll/images/publications/featured-images/2019/telerik-exploits.jpg, Malware and Advanced Persistent Threat Detection. 800-53 Controls SCAP ASP.NET is an open-source server-side web-application framework designed for web development to produce dynamic web pages. Overview The Telerik Component present in older versions of DNN has a series of known vulnerabilities: CVE-2017-11317, CVE-2017-11357, CVE-2014 … Update Telerik UI to the latest version available. Anthony Knutson, Senior Vice President in Kroll’s Cyber Risk practice, provided more details: “Specifically in the webshells, our engineers were able to recreate what the threat actor would see when traversing specific pages and demonstrate how these webshell files could go undetected by requiring the specific user-agent string we mentioned. Without that user-agent string, the page would load as an HTTP 404 error, and the webshell would not activate.”, Devon Ackerman, Managing Director and Head of North America Incident Response, added: “Like most webshells leveraged by attackers, these shells provided the unauthorized actors with abilities ranging from direct SQL database access, to file read/write capabilities, to operating system-level remote command prompt and PowerShell access.”. This vulnerability was assigned CVE-2017-11317. The victim must interactively choose the Open On Browser option. Expert computer forensic assistance at any stage of a digital investigation or litigation. Wednesday, 04 March, 2020 The Australian Cyber Security Centre (ACSC) has warned of a new remote code execution attack campaign involving “sophisticated actors” targeting unpatched versions of the Telerik user interface for the AJAX extensions of the ASP.NET web application framework. Kroll responded to one example incident in which an e-commerce client had a downstream customer report instances of fraud after using a credit card on their website. ----> For versions 10.2 to until 12.2 Those versions are using patched Telerik.Web.UI versions, but require the use of unique encryption keys in the web.config file: Information Quality Standards. A vulnerability in Telerik UI for ASP.NET could allow for arbitrary code execution. CISA, Privacy This Metasploit module exploits the .NET deserialization vulnerability within the RadAsyncUpload (RAU) component of Telerik UI ASP.NET AJAX that is identified as CVE … In every case that Kroll investigated involving this methodology, the client’s IT and security team had already noted the system resource impact tied to the miners—it wasn’t stealthy, it wasn’t a structured attack, but it was noisy, like a thief stumbling through a victim’s home knocking over lamps and cabinets alerting everyone within ear shot of their presence.”. Telerik provided fixes to Sitecore as custom updates for assembly versions that are compatible with Sitecore CMS/XP. inferences should be drawn on account of other sites being Policy | Security For internal teams burdened with a host of other priorities and a remote workforce, support from dedicated experts who have the frontline expertise, resources and technical skills to assess your exposure can greatly reduce your risk profile. Information Quality Standards, Business The vulnerability is brought about by the insecure deserialization of JSON objects, which can lead to remote code execution on the host. This issue exists due to a deserialization issue with.NET JavaScriptSerializer through RadAsyncUpload, which can lead to the execution of arbitrary code on the server in the context of the w3wp.exe process. | FOIA | This can be accomplished using tools such as grep, PowerGrep or the “, Look for connections to the following URL within the web server logs: /Telerik.Web.UI.WebResource.axd?type=rau. In the deserialization attack, rather than submitting the expected Telerik.Web.UI.AsyncUploadConfiguration type with rauPostData, an attacker can submit a file upload POST request specifying the type as a remote code execution gadget instead. USA | Healthcare.gov An issue was discovered in Progress Telerik UI for Silverlight before 2020.1.330. Notice | Accessibility A vulnerability in Telerik UI for ASP.NET could allow for arbitrary code execution within the context of a privileged process. Detection Organisations who are running Telerik UI should refer to ACSC Advisory 2020-0047 for further guidance on detection, remediation and mitigation of this Telerik Web UI vulnerability. Fear Act Policy, Disclaimer This vulnerability is one of the most commonly exploited vulnerabilities, as recently noted by the NSA and the ACSC. Kroll’s analysis of identified files revealed a range of capabilities across different impacted systems from code injection and remote access to credential harvesting. The conference will address the future of endpoint security. Copyright © 2020 Kroll All Rights Reserved. Sitefinity 13.0.7300 is using Telerik.Web.UI version 2020.1.114 which is not vulnerable against arbitrary file upload. There may be other web Fixed in version 5.0.20204. In early June, Australia suffered a large volume of state-sponsored attacks related to the Telerik UI vulnerability. (As of 2020.1.114, a default setting prevents the exploit. Are we missing a CPE here? Please address comments about this page to nvd@nist.gov. According to recent reporting by the New Jersey Cybersecurity and Communications Integration Cell (NJCCIC), a group dubbed Blue Mockingbird recently infected thousands of computer systems via the Telerik vulnerability. Fixed in version 5.0.20204. As of R1 2017, the Encrypt-then-MAC approach is implemented, in order to improve the integrity of the encrypted temporary and target folders. The Kroll team proposed validating the scope of the client's exposure, conducting a root cause analysis and reviewing logs to determine whether any additional scripts or web shells were introduced. | Our Other Offices, NVD Dashboard News Email List FAQ Visualizations, Search & Statistics Full Listing Categories Data Feeds Vendor CommentsCVMAP, CVSS V3 V2 Calculator, CPE Dictionary CPE Search CPE Statistics SWID, Checklist (NCP) Repository not necessarily endorse the views expressed, or concur with referenced, or not, from this page. The government observed advanced persistent threat (APT) scanning for unpatched versions of the Telerik vulnerability and leveraging publicly available exploits to attempt to exploit these systems. Directory Traversal (Workflow) vulnerability Directory Traversal (File upload) vulnerability XSS vulnerabilities in the Backend Administration 12.2 12.2.7230 Not Vulnerable 12.1 12.1.7131 Not Vulnerable 12.0 12.0.7037 Not Vulnerable 11.2 11.2.6937 Not Vulnerable 11.1 The RadUploadHandler class in RadUpload for Silverlight expects a web request that provides the file location of the uploading file along with a few other parameters. Subscription is available below: Thank you! Versions R2 2017 (2017.2.503) and prior are vulnerable. Talk to a Kroll expert today via our 24x7 hotlines or contact form. Jobs Report Shows Gains but Vulnerability to New Virus Surge U.S. payrolls grew by 638,000 in October and unemployment fell to 6.9%, but lockdowns could … A confirmation email has been sent to you. Integrity Summary | NIST +1 212 593 1000. CVE-2019-18935 is a vulnerability discovered in 2019 by researchers at Bishop Fox, in the RadAsyncUpload file handler in Telerik UI for ASP.net AJAX, a commonly-used suite of web application UI components. 02/05/2020 05/12/2020 - UPDATED SUBJECT: A Vulnerability in Telerik UI for ASP.NET Could Allow for Arbitrary Code Execution OVERVIEW: A vulnerability in Telerik UI for ASP.NET could allow for arbitrary code execution. Further, NIST does not The NJCCIC recommends administrators ensure the Telerik UI (user interface) component used in any ASP.NET apps is patched against the CVE-2019-18935 vulnerability. Environmental Successful exploitation of this vulnerability could allow for remote code execution within the context of a privileged process. MOVEit Transfer 2020.1 addresses this issue by appropriately sanitizing input to the affected application element. Telerik is also included with third-party software, such as the last case Kroll worked on. 6 CVE-2015-2264 +Priv 2015-03-12: 2015-03-13 Kroll observed more than a dozen cases in a short span of time in which attackers targeted the Telerik vulnerability to deploy remote access tools or credential harvesting software and then gain remote access to the client’s network. As mentioned in several of our previous articles, deploy multi-factor authentication for all internet-accessible remote access services, Ensure adequate Windows event logging and forwarding and system monitoring is in place. webapps exploit for ASPX platform The issues were fixed in Telerik's public assemblies starting from 2017.2.711. Kroll is headquartered in New York with offices around the world. Apache released security advisories regarding the vulnerabilities found in Apache Struts versions 2.0.0 - 2.5.20. In early May, after several days of review, the client found a malicious script that captured cardholder data (more specifically it captured content of the visitor’s typed in or auto-filled check out form input) upon checkout. They removed it, but by that point, the script had impacted a significant number of cards due to the client’s daily e-commerce site traffic. CVE-2019-18935 . Links to Telerik UI security vulnerablities CVE-2014-2217, CVE-2017-11317 and CVE-2019-18935 were added to References on 12-May-20. In another investigation, a Kroll client started receiving complaints from customers whose banks informed them that fraudulent charges were originating from the client organization. Investigating those strings and activity tied to their interactions with internet facing servers revealed suspiciously uploaded files, ranging from .aspx, .js, to .zip content. In May 2020, Kroll began observing an increase in compromises related to vulnerabilities in Telerik user interface (UI) software, a spinoff of Telerik’s web software tools which provides navigation controls. may have information that would be of interest to you. The vulnerability, which is outlined in CVE-2019-18935, involves a .NET deserialization vulnerability in the software that allows for remote code execution. Denotes Vulnerable Software We have identified a security vulnerability affecting UI for ASP.NET AJAX that exists in versions of Telerik.Web.UI.dll assembly prior to 2017.2.621, as well as Sitefinity versions prior to 10.0.6412.0.We have addressed the issue and have notified customers and partners with details on how to fix the vulnerability. Telerik Fiddler through 5.0.20202.18177 allows attackers to execute arbitrary programs via a hostname with a trailing space character, followed by --utility-and-browser --utility-cmd-prefix= and the pathname of a locally installed program.
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