Advisory Details

January 20th, 2025

Sante PACS Server DCM File Parsing Directory Traversal Arbitrary File Write Vulnerability

ZDI-25-053
ZDI-CAN-25309

CVE ID CVE-2025-0573
CVSS SCORE 5.3, AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
AFFECTED VENDORS Sante
AFFECTED PRODUCTS PACS Server
VULNERABILITY DETAILS

This vulnerability allows remote attackers to create arbitrary files on affected installations of Sante PACS Server. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the parsing of DCM files. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to write files in the context of the current user.
ADDITIONAL DETAILS

Fixed in Sante PACS Server version 4.0.10
DISCLOSURE TIMELINE
  • 2024-09-10 - Vulnerability reported to vendor
  • 2025-01-20 - Coordinated public release of advisory
  • 2025-01-20 - Advisory Updated
CREDIT Chizuru Toyama of TXOne Networks
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