PT-2024-25526 · Virtosoftware · Virto Bulk File Download

Published 2024-06-24 · Updated 2024-08-01 · CVE-2024-33879

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions VirtoSoftware Virto Bulk File Download version 5.5.44 for SharePoint 2019

Description An issue was discovered that allows arbitrary file download and deletion via absolute path traversal in the path parameter of the isCompleted method in the "Virto.SharePoint.FileDownloader/Api/Download.ashx" API endpoint.

Recommendations For VirtoSoftware Virto Bulk File Download version 5.5.44, consider restricting access to the "Virto.SharePoint.FileDownloader/Api/Download.ashx" API endpoint until a patch is available. Avoid using the path parameter in this endpoint to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2024-33879

Affected Products

Virto Bulk File Download

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2024-33879 · Security Note
• https://osv.dev/vulnerability/CVE-2024-33879 · Vendor Advisory
• https://download.virtosoftware.com/Manuals/nu_ncsc_virto_one_bulk_file_download_v5.4.4_pt_disclosure.pdf · Note
• https://t.me/cvenotify/84492 · Telegram Post
• https://docs.virtosoftware.com/v/virto-security-frequently-asked-questions-faq · Note
• https://t.me/cvenotify/84198 · Telegram Post