Progress Telerik UI for ASP.NET AJAX and Sitefinity Cryptographic Weakness Vulnerability

When

2021-11-03 00:00 UTC · day precision

Where

Global (internet)

Category

cyber_exploit

Progress Telerik UI for ASP.NET AJAX and Sitefinity have a cryptographic weakness in Telerik.Web.UI.dll that can be exploited to disclose encryption keys (Telerik.Web.UI.DialogParametersEncryptionKey and/or the MachineKey), perform cross-site-scripting (XSS) attacks, compromise the ASP.NET ViewState, and/or upload and download files.

Sources

• CISA ↗ · first seen 2021-11-03 00:00 UTC

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Correlated events

Computed by the Defaxon correlation engine — linked by shared actors, co-location, and temporal proximity. Scored hypotheses, never causal claims.

No correlated events found in the current window. As more events arrive, connections form automatically.

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