CVE-2017-9248: Progress Telerik UI for ASP.NET AJAX and Sitefinity Cryptographic Weakness Vulnerability
In CISA’s Known Exploited Vulnerabilities catalog: Progress Telerik UI for ASP.NET AJAX and Sitefinity Cryptographic Weakness Vulnerability.
Added , federal remediation due . Known ransomware use: Unknown.
Required action: Apply updates per vendor instructions.
Description
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.
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Status incidents that name it
No tracked status incident names this CVE.
Affected vendors and products
Progress: ASP.NET AJAX and Sitefinity
References
- CVE record on cve.org (opens in new tab)
- NVD entry (opens in new tab)
- www.exploit-db.com/exploits/43873/ (opens in new tab)
- www.securityfocus.com/bid/99965 (opens in new tab)
- www.telerik.com/blogs/security-alert-for-telerik-ui-for-asp.net-ajax-and-progress-sit… (opens in new tab)
- www.telerik.com/support/kb/aspnet-ajax/details/cryptographic-weakness (opens in new tab)
- CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (opens in new tab)
- This product uses data from the NVD API but is not endorsed or certified by the NVD. (opens in new tab)
- Known Exploited Vulnerabilities catalog from CISA. (opens in new tab)
- EPSS scores from FIRST (Exploit Prediction Scoring System). (opens in new tab)