![]() Though the agency’s vulnerability scanner had the appropriate plugin for CVE-2019-18935, it failed to detect the vulnerability due to the Telerik UI software being installed in a file path it does not typically scan. This exploit, which results in interactive access with the web server, enabled the threat actors to successfully execute remote code on the vulnerable web server. NET deserialization vulnerability (CVE-2019-18935) in an instance of Telerik UI for ASP.NET AJAX Q2 2013 SP1 (version 2013.2.717) running on an FCEB agency’s Microsoft IIS server. OverviewĬISA and authoring organizations assess that, beginning as late as November 2022, threat actors successfully exploited a. See the MITRE ATT&CK Tactics and Techniques section for a table of the threat actors’ activity mapped to MITRE ATT&CK tactics and techniques with corresponding detection and mitigation recommendations. Note: This advisory uses the MITRE ATT&CK® for Enterprise framework, version 12. Limit service accounts to the minimum permissions necessary to run services.ĬISA, the Federal Bureau of Investigation (FBI), and the Multi-State Information Sharing and Analysis Center (MS-ISAC) are releasing this joint Cybersecurity Advisory (CSA) to provide IT infrastructure defenders with tactics, techniques, and procedures (TTPs), IOCs, and methods to detect and protect against similar exploitation. ![]()
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