{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"state":"PUBLISHED","cveId":"CVE-2019-18935","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","dateUpdated":"2025-10-21T23:35:56.289Z","dateReserved":"2019-11-13T00:00:00.000Z","datePublished":"2019-12-11T00:00:00.000Z"},"containers":{"cna":{"providerMetadata":{"orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre","dateUpdated":"2023-03-15T00:00:00.000Z"},"descriptions":[{"lang":"en","value":"Progress Telerik UI for ASP.NET AJAX through 2019.3.1023 contains a .NET deserialization vulnerability in the RadAsyncUpload function. This is exploitable when the encryption keys are known due to the presence of CVE-2017-11317 or CVE-2017-11357, or other means. Exploitation can result in remote code execution. (As of 2020.1.114, a default setting prevents the exploit. In 2019.3.1023, but not earlier versions, a non-default setting can prevent exploitation.)"}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://www.telerik.com/support/whats-new/release-history"},{"url":"https://codewhitesec.blogspot.com/2019/02/telerik-revisited.html"},{"url":"https://www.telerik.com/support/kb/aspnet-ajax/details/allows-javascriptserializer-deserialization"},{"url":"https://github.com/bao7uo/RAU_crypto"},{"url":"https://know.bishopfox.com/research/cve-2019-18935-remote-code-execution-in-telerik-ui"},{"url":"https://github.com/noperator/CVE-2019-18935"},{"url":"http://packetstormsecurity.com/files/155720/Telerik-UI-Remote-Code-Execution.html"},{"url":"https://www.telerik.com/support/whats-new/aspnet-ajax/release-history/ui-for-asp-net-ajax-r1-2020-%28version-2020-1-114%29"},{"url":"http://packetstormsecurity.com/files/159653/Telerik-UI-ASP.NET-AJAX-RadAsyncUpload-Deserialization.html"},{"url":"https://www.bleepingcomputer.com/news/security/us-federal-agency-hacked-using-old-telerik-bug-to-steal-data/"}],"problemTypes":[{"descriptions":[{"type":"text","lang":"en","description":"n/a"}]}]},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-05T02:02:40.029Z"},"title":"CVE Program Container","references":[{"url":"https://www.telerik.com/support/whats-new/release-history","tags":["x_transferred"]},{"url":"https://codewhitesec.blogspot.com/2019/02/telerik-revisited.html","tags":["x_transferred"]},{"url":"https://www.telerik.com/support/kb/aspnet-ajax/details/allows-javascriptserializer-deserialization","tags":["x_transferred"]},{"url":"https://github.com/bao7uo/RAU_crypto","tags":["x_transferred"]},{"url":"https://know.bishopfox.com/research/cve-2019-18935-remote-code-execution-in-telerik-ui","tags":["x_transferred"]},{"url":"https://github.com/noperator/CVE-2019-18935","tags":["x_transferred"]},{"url":"http://packetstormsecurity.com/files/155720/Telerik-UI-Remote-Code-Execution.html","tags":["x_transferred"]},{"url":"https://www.telerik.com/support/whats-new/aspnet-ajax/release-history/ui-for-asp-net-ajax-r1-2020-%28version-2020-1-114%29","tags":["x_transferred"]},{"url":"http://packetstormsecurity.com/files/159653/Telerik-UI-ASP.NET-AJAX-RadAsyncUpload-Deserialization.html","tags":["x_transferred"]},{"url":"https://www.bleepingcomputer.com/news/security/us-federal-agency-hacked-using-old-telerik-bug-to-steal-data/","tags":["x_transferred"]}]},{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":9.8,"attackVector":"NETWORK","baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"id":"CVE-2019-18935","role":"CISA Coordinator","options":[{"Exploitation":"active"},{"Automatable":"yes"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2025-02-04T20:02:54.779183Z"}}},{"other":{"type":"kev","content":{"dateAdded":"2021-11-03","reference":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-18935"}}}],"references":[{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-18935","tags":["government-resource"]}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","cweId":"CWE-502","description":"CWE-502 Deserialization of Untrusted Data"}]}],"timeline":[{"time":"2021-11-03T00:00:00.000Z","lang":"en","value":"CVE-2019-18935 added to CISA KEV"}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-10-21T23:35:56.289Z"}}]}}