CVE-2024-33881 Information

Description

An issue was discovered in VirtoSoftware Virto Bulk File Download 5.5.44 for SharePoint 2019. The Virto.SharePoint.FileDownloader/Api/Download.ashx isCompleted method allows an NTLMv2 hash leak via a UNC share pathname in the path parameter.

Reference

https://docs.virtosoftware.com/v/virto-security-frequently-asked-questions-faq https://download.virtosoftware.com/Manuals/nu_ncsc_virto_one_bulk_file_download_v5.4.4_pt_disclosure.pdf