Path Traversal in Telerik Ui For Silverlight

CVE-2020-11414

An issue was discovered in Progress Telerik UI for Silverlight before 2020.1.330. The RadUploadHandler class in RadUpload for Silverlight expects a web request that provides the file location of the uploading file along with a few other parameters. The uploading file location should be inside the directory where the upload handler class is defined. Before 2020.1.330, a crafted web request could result in uploads to arbitrary locations.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.010 (60.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-11414?
CVE-2020-11414 is a high-severity vulnerability in Telerik Ui For Silverlight, classified under Path Traversal. CVSS score: 7.5/10. Published 2020-03-31.
How severe is CVE-2020-11414?
High severity. CVSS v3 base score is 7.5 out of 10.