CVE-2024-33881

MEDIUM

VirtoSoftware Virto Bulk File Download 5.5.44 - NTLMv2 Hash Leak via UNC Path Traversal

Title source: llm

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.

References (2)

Core 2

Core References

Product

https://docs.virtosoftware.com/v/virto-security-frequently-asked-questions-faq

Product

https://download.virtosoftware.com/Manuals/nu_ncsc_virto_one_bulk_file_download_v5.4.4_pt_disclosure.pdf

Scores

CVSS v3 5.3

EPSS 0.0047

EPSS Percentile 37.3%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact partial

Details

CWE

CWE-200 CWE-22

Status published

Products (1)

virtosoftware/sharepoint_bulk_file_download 5.5.44

Published Jun 24, 2024

Tracked Since Feb 18, 2026