Security vulnerabilities were identified in Sitefinity CMS. Telerik provided fixes to Sitecore as custom updates for assembly versions that are compatible with Sitecore CMS/XP. A vulnerability in Telerik UI for ASP.NET could allow for arbitrary code execution within the context of a privileged process. Per The Telerik documentation, the vulnerabilities existed since Telerik versions from 2011.1.315 to 2017.2.621. Progress Telerik UI for ASP.NET AJAX through 2019.3.1023 contains a .NET deserialization vulnerability in the RadAsyncUpload function. A vulnerability in Telerik UI for ASP.NET could allow for arbitrary code execution. In 2017, a security vulnerability was published that affects some Telerik products which could allow a malicious cyber actor to gain control over a server. One of our legacy applications uses Telerik.Web.UI version 2013.3.1114.45. Solution Upgrade to Telerik UI for ASP.NET AJAX version R2 2017 SP1 (2017.2.621) or later. Proof-of-concept exploit for a .NET JSON deserialization vulnerability in Telerik UI for ASP.NET AJAX allowing remote code execution. RadAsyncUpload Security article; Unrestricted File … Telerik.Web.UI.dll in Progress Telerik UI for ASP.NET AJAX before R2 2017 SP1 and Sitefinity before 10.0.6412.0 does not properly protect Telerik.Web.UI.DialogParametersEncryptionKey or the MachineKey, which makes it easier for remote attackers to defeat cryptographic protection mechanisms, leading to a MachineKey leak, arbitrary file uploads or downloads, XSS, or ASP.NET ViewState compromise. Successful exploitation of this vulnerability could allow for remote code execution within the context of a privileged process. CVE-2019-18935 . This vulnerability is detailed in CVE-2017-9248, and similarly in CVE-2017-11317 and CVE-2017-11357. We have found a critical security vulnerability (2017-001-170504). This document was written by Trent Novelly. The version of Telerik UI for ASP.NET AJAX installed on the remote Windows host is affected by a cryptographic weakness in Telerik.Web.UI.dll. Telerik UI for ASP.NET AJAX is a widely used suite of UI components for web applications. This is exploitable when the encryption keys are known due to the presence of CVE-2017-11317 or CVE-2017-11357, or other means. Reported Large-Scale Telerik Vulnerability Exploitation 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. Apply the Principle of Least Privilege to all systems and services. (CVE-2017-11317, CVE-2017-11357, CVE-2014-2217) : CVE-2009-1234 or 2010-1234 or 20101234) Log In Register. (e.g. Application Security Testing See how our software enables the world to secure the web. The Telerik vulnerability was used to upload malicious files and run malicious binaries allowing the escalation of privileges in an Internet Information Services account from an internet accessible server. Security vulnerabilities related to Telerik : List of vulnerabilities related to any product of this vendor. : CVE-2009-1234 or 2010-1234 or 20101234), How does it work? Security vulnerabilities related to Telerik : List of vulnerabilities related to any … ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. Absolute path traversal vulnerability in the RadAsyncUpload control in the RadControls in Telerik UI for ASP.NET AJAX before Q3 2012 SP2 allows remote attackers to write to arbitrary files, and consequently execute arbitrary code, via a full pathname in the UploadID metadata value. We recommend the following actions be taken: A Vulnerability in Telerik UI for ASP.NET Could Allow for Arbitrary Code Execution, https://www.telerik.com/support/kb/aspnet-ajax/details/allows-javascriptserializer-deserialization, http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-18935, Speeding SaaS Cybersecurity Policy to Implementation, 5 Cybersecurity Hurdles Facing Public Sector (SLTT) CISOs (and 5 Way to Help), CIS Offers Free DNS Security Tool for US Hospitals, Center for Internet Security Issues RFI to Endpoint Protection Platform Vendors in Preparation for a U.S. SLTT Government Program, Progress Telerik UI for ASP.NET AJAX versions prior to 2020.1.114. 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. Telerik Extensions for ASP.NET MVC (all versions) does not whitelist requests, which can allow a remote attacker to access files inside the server's web directory. On Thursday, September 14, 2017, DNN Corp identified another security vulnerability in the Telerik component suite in use in all DNN products since DNN 5.6.3. This vulnerability is one of the most commonly exploited vulnerabilities, as … Save time/money. Our records indicate that we started using Telerik version 2011.1.519.35 since DNN 5.6.3. : CVE-2009-1234 or 2010-1234 or 20101234) ASP.NET is an open-source server-side web-application framework designed for web development to produce dynamic web pages. This vulnerability is detailed in CVE-2017-9248, and similarly in CVE-2017-11317 and CVE-2017-11357. The Telerik Component present in older versions of DNN has a series of known vulnerabilities. It was not confirmed that remote code execution is possible, this alert was issued based on the version of the Telerik UI component. To mitigate this vulnerability: Upgrade Telerik for ASP.NET AJAX to R3 2019 SP1 (v2019.3.1023) or later. A trusted third party has observed this vulnerability being exploited in the wild. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. Lastly, the evergreen How to Apply the Latest Available Sitefinity Patch article was also updated, being a convenient resource for everyone who wants to keep their CMS protected and up to date. ASP.NET is an open-source server-side web-application framework designed for web development to produce dynamic web pages. Telerik UI for ASP.NET AJAX between Q1 2011 (2011.1.315) and R3 2016 SP2 (2016.3.1027) Telerik UI for ASP.NET AJAX between R1 2017 (2017.1.118) and R2 2017 SP1 (2017.2.621) Telerik UI for ASP.NET AJAX between R2 2017 SP2 (2017.2.711) and R3 2019 (2019.3.917) Telerik UI for ASP.NET AJAX R3 2019 SP1 (2019.3.1023) and later Cvss scores, vulnerability details and links to full CVE details and references (e.g. Successful exploitation of this vulnerability could allow for remote code execution within the context of a privileged process. Depending on the privileges associated with this application, an attacker could then install programs; view, change, or delete data; or create new accounts with full user rights. Any use of this information is at the user's risk. CVE-2014-2217 is an absolute path traversal vulnerability in the RadAsyncUpload control in the RadControls in Telerik UI for ASP.NET AJAX. Hi, we have recently upgraded a site to 9.2.2.178 in an effort to close a potential security issue we were made aware of from our security company, … Progress Telerik UI for ASP.NET AJAX through 2019.3.1023 contains a .NET deserialization vulnerability in the RadAsyncUpload function. As of R1 2017, the Encrypt-then-MAC approach is implemented, in order to improve the integrity of the encrypted … In November 2019, a security vulnerability was published that affects some Telerik products which could allow a malicious cyber actor to gain control over a server. Read Telerik’s RadAsyncUpload security guide in its entirety and configure the control according to the recommended security settings. For more information, see: You can view products of this vendor or security vulnerabilities related to products of Telerik. Progress Telerik UI for ASP.NET AJAX through 2019.3.1023 contains a .NET deserialization vulnerability in the RadAsyncUpload function. Cvss scores, vulnerability details and links to full CVE details and references (e.g. JustDecompile 2018.2.605.0 and older; JustAssembly 2018.1.323.2 and older; Root Cause The original patch covered CVE-2017-11317, CVE-2017-11357, CVE-2014-2217, and CVE-2017-9248. Cross-site scripting (XSS) vulnerability in Telerik UI for ASP.NET AJAX RadEditor control 2014.1.403.35, 2009.3.1208.20, and other versions allows remote attackers to inject arbitrary web script or HTML via CSS expressions in style attributes. CVE-2014-2217 . This is exploitable when the encryption keys are known due to the presence of CVE-2017-11317 or CVE-2017-11357, or other means. 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. (e.g. Three remote code execution vulnerabilities exist when a file is uploaded to a location that could allow for auto-processing of files and therefore the code contained within. Exploitation can result in remote code execution. The version of Telerik UI for ASP.NET AJAX installed on the remote Windows host is affected by a cryptographic weakness in Telerik.Web.UI.dll. An unauthenticated, remote attacker can exploit this, via specially crafted data, to disclose encryption keys. Telerik UI may also be used by other web applications. Description. We would like to thank Markus Wulftange of Code White GmbH and Paul Taylor for assisting with making the information public. The Telerik UI component for ASP.NET AJAX (versions 2019.3.917 and older) are deserializing JSON objects in an insecure manner that results in arbitrary remote code execution on the software's underlying host. This is exploitable when the encryption keys are known due to the presence of CVE-2017-11317 or CVE-2017-11357, or other means. SEE ALSO. In 2017, a security vulnerability was published that affects some Telerik products which could allow a On Thursday, September 14, 2017, DNN Corp identified another security vulnerability in the Telerik component suite in use in all DNN products since DNN 5.6.3. Vulnerabilities; CVE-2020-13661 Detail Current Description . To use code access security and other security mechanism in the .NET Framework, you should run applications by using partial-trust permissions that are needed to enable the application to function. Vulnerability statistics provide a quick overview for security vulnerabilities related to software products of this vendor. Cross-site scripting (XSS) vulnerability in Telerik.ReportViewer.WebForms.dll in Telerik Reporting for ASP.NET WebForms Report Viewer control before R1 2017 SP2 (11.0.17.406) allows remote attackers to inject arbitrary web script or HTML via the bgColor parameter to Telerik.ReportViewer.axd. These vulnerabilities exist due to security issues within the Telerik component (Telerik.Web.UI.Dll assembly) of DNN. To use code access security and other security mechanism in the .NET Framework, you should run applications by using partial-trust permissions that are needed to enable the application to function. : CVE-2009-1234 or 2010-1234 or 20101234) Log In Register. Some of these were covered by a 2017 security update blog article by DNNCorp, and others have been uncovered since. Telerik recently announced three security issues - CVE-2017-11317, CVE-2017-11357 and CVE-2014-2217 in Telerik.Web.UI.Dll assembly. **May 12 – UPDATED THREAT INTELLIGENCE: DevSecOps Catch critical bugs; ship more secure software, more quickly. Telerik: List of all products, security vulnerabilities of products, cvss score reports, detailed graphical reports, vulnerabilities by years and metasploit modules related to products of this vendor. National Vulnerability Database NVD. Vulnerable versions of Telerik are those published between 2007 and 2017. Network vulnerability scanners may be able to assist with the identification of Telerik within an agency, however this is probably the least reliable method of detection. It can be used to upload a file. NJCCIC Alert. Security Vulnerability Bulletin: Telerik Web UI Controls by Takeshi Eto July 17th, 2020 We posted this content over on our DiscountASP.NET Blog but we port it over here because we want all our customers to know about a recent rise of hacking activities associated with the Telerik Web UI Control. (As of 2020.1.114, a default setting prevents the exploit. This site will NOT BE LIABLE FOR ANY DIRECT, Apply appropriate patches provided by Telerik to vulnerable systems immediately after appropriate testing. Known limitations & technical details, User agreement, disclaimer and privacy statement. Cvss scores, vulnerability details and links to full CVE details and references (e.g. JustDecompile Resources Security Vulnerability Problem. Expand Collapse. In 2017, a security vulnerability was published that affects some Telerik products which could allow a malicious cyber actor to gain control over a server. An attacker can therefore upload a malicious file on Telerik UI for ASP.NET AJAX, in order for example to upload a Trojan. Overview. To keep customers safe, exact details of the vulnerability were not released but the IDs for the related NIST Common Vulnerabilities and Exposures were provided: CVE-2017-11317. https://www.progress.com/blogs/blue-mockingbird-vulnerability-telerik-guidance In some cases, Telerik products may be installed as a third party component through other products, and as such, may be unknowingly in use. Depending on the privileges associated with the application, an attacker could then install programs; view, change, or delete data; or create new accounts with full user rights. Description. They are present in one of the assemblies distributed with Sitefinity CMS - Telerik.Web.UI.dll.The vulnerabilities affect Telerik DialogHandler and RadAsyncUpload.For more information on the nature of the vulnerabilities, check the articles below: Penetration Testing Accelerate penetration testing - find more bugs, more quickly. A vulnerability in Telerik UI for ASP.NET could allow for arbitrary code execution. The group conducted a cryptocurrency-mining campaign by targeting public-facing servers … CVE-2017-11357. Security vulnerabilities related to Telerik : List of vulnerabilities related to any product of this vendor. Links to Telerik UI security vulnerablities CVE-2014-2217, CVE-2017-11317 and CVE-2019-18935 were added to References on 12-May-20. Vulnerable versions of Telerik are those published between 2007 and 2017. Telerik offers a variety of products which are used to provide functionality used by web pages. Successful exploitation of this vulnerability could allow for remote code execution within the context of a privileged process. If you don't have an active license, you can reach out the Telerik support by opening a General Feedback ticket. CVEdetails.com is a free CVE security vulnerability database/information source. Original Release Date: 6/2/2020. Threat Group Exploits Telerik Vulnerability in Cryptocurrency-Mining Operation. The blog is written in FAQ format for ease of reading. Description of the vulnerability The Telerik UI for ASP.NET AJAX product offers a web service. The remediation for this vulnerability has been available since December of 2019. A vulnerability in Telerik UI for ASP.NET could allow for arbitrary code execution. : CVE-2009-1234 or 2010-1234 or 20101234) Log In Register. Telerik took measures to address them, but each time they did, the vulnerability evolved further and eventually resulted in CVE-2019-18935. If this application has been configured to have fewer user rights on the system, exploitation of this vulnerability could have less impact than if it was configured with administrative rights. The Telerik.AsyncUpload.ConfigurationEncryptionKey is available as of Q3 2012 SP1 (version 2012.3.1205).. You can use the IIS MachineKey Validation Key generator to get the encryption keys (make sure to avoid the ,IsolateApps portion).. ConfigurationHashKey. Severity Definitions. Fortify scan detects a security vulnerability in Sitefinity that relates to Password Management: Empty Password in Configuration File Vulnerability detected in web.config, DataConfig.config and assembly xml files: Telerik.Sitefinity.Model.XML, line 19920 (Password Management: Empty Password in Configuration File) Stay connected to all Telerik news for .NET, cross-platform and … Network vulnerability scanners may be able to assist with the identification of Telerik within an agency, however this is probably the least reliable method of detection. There are NO warranties, implied or otherwise, with regard to this information or its use. The original patch covered CVE-2017-11317, CVE-2017-11357, CVE-2014-2217, and CVE-2017-9248. EXTERNAL REFERENCES. Since we do not know much about the vulnerabilities as such, we believe this vulnerability affects DNN 5.6.3 and above. The Telerik.AsyncUpload.ConfigurationEncryptionKey is available as of Q3 2012 SP1 (version 2012.3.1205).. You can use the IIS MachineKey Validation Key generator to get the encryption keys (make sure to avoid the ,IsolateApps portion).. ConfigurationHashKey. JustDecompile Resources Security Vulnerability Problem. Security Vulnerability Bulletin: Telerik Web UI Controls by Takeshi Eto July 17th, 2020 We posted this content over on our DiscountASP.NET Blog but we port it over here because we want all our customers to know about a recent rise of hacking activities associated with the Telerik Web UI … Exploitation can result in remote code execution. Successful exploitation of this vulnerability could allow for remote code execution within the context of a privileged process. Ensure other web applications that utilize Telerik UI have also been patched after appropriate testing. 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. As of R1 2017, the Encrypt-then-MAC approach is implemented, in order to improve the integrity of the encrypted temporary and target folders. Telerik Controls Security Vulnerability 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 … Use of this information constitutes acceptance for use in an AS IS condition. ASP.NET is an open-source server-side web-application framework designed for web development to produce dynamic web pages. INDIRECT or any other kind of loss. NOTES. Home • Resources • Advisories • A Vulnerability in Telerik UI for ASP.NET Could Allow for Arbitrary Code Execution. The Telerik Web UI, versions R2 2017 (2017.2.503) and prior, is vulnerable to a cryptographic weakness which an attacker can exploit to extract encryption keys. Other Information In some cases, Telerik products may be installed as a third party component through other products, and as such, may be unknowingly in use. This is exploitable when the encryption keys are known due to the presence of CVE-2017-11317 or CVE-2017-11357, or other means. OVERVIEW: A vulnerability in Telerik UI for ASP.NET could allow for arbitrary code execution. If scanning for this vulnerability, please be aware that some security products such as Intrusion Prevention Systems may detect the attack and block it, leading to a false negative.
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