Advisory Details

May 4th, 2023

Sante DICOM Viewer Pro DCM File Parsing Use-After-Free Information Disclosure Vulnerability

ZDI-23-527
ZDI-CAN-18863

CVE ID CVE-2023-32135
CVSS SCORE 3.3, AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
AFFECTED VENDORS Sante
AFFECTED PRODUCTS DICOM Viewer Pro
VULNERABILITY DETAILS

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Sante DICOM Viewer Pro. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaw exists within the parsing of DCM files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.
ADDITIONAL DETAILS

Fixed in Sante DICOM Editor 7.8.12 and Sante DICOM Viewer Pro 11.8.12
DISCLOSURE TIMELINE
  • 2022-09-20 - Vulnerability reported to vendor
  • 2023-05-04 - Coordinated public release of advisory
CREDIT Mat Powell of Trend Micro Zero Day Initiative
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