PoC Index

CVE-2017-9248

KEVCRITICAL 9.8EPSS 75.1%

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.

CVSS v3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0
7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS
75.10% chance of exploitation in the next 30 days, 99th percentile
CISA KEV
added 2021-11-03
Nuclei
critical · CWE-522
Published
2017-07-03
Updated
2025-10-21

Proof-of-concept exploits (9)

Nuclei templates (1)

ExploitDB entries (1)

References

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