CVE-2024-33881: sharepoint server Path Traversal (CVSS 5.3)

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.

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CVSS v3.1 Score

5.3

MEDIUM

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

Weakness Type (CWE)

CWE-22 Path Traversal

CWE-200 CWE-200

Affected Products

Vendor	Product	Versions
virtosoftware	sharepoint_bulk_file_download	All
microsoft	sharepoint_server	All

References

Other References

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 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

Frequently Asked Questions

What is CVE-2024-33881? +

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. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2024-33881? +

CVE-2024-33881 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-33881? +

CVE-2024-33881 affects products from microsoft, virtosoftware, specifically: sharepoint_bulk_file_download, sharepoint_server. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-33881? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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